S&S CYCLE
Shop S&S Cycle Harley-Davidson Performance Parts: Big Bore Kits, Engines & Exhaust at JJ Motorsports
Discover legendary S&S Cycle performance parts, the premier USA-based manufacturer of high-horsepower motorcycle engines and components since 1958. Founded by George J. Smith and Stanley Stankos, S&S is the go-to brand for serious Harley-Davidson builders and racers seeking maximum power, reliability, and American-made quality. From complete long-block engines and big bore top-end kits to flywheels, cams, carburetors, and race-proven exhaust systems, S&S delivers groundbreaking innovations like the T143 engine, MK45 mufflers, and Shovelhead-style heads that transform stock Harleys into fire-breathing machines.
At JJ Motorsports, we stock the full line of S&S Cycle parts at competitive prices with fast shipping. Build more cubic inches, add serious torque, or upgrade your exhaust note with the brand trusted by champions for over 65 years. Explore related categories such as motorcycle engines and components for complete builds or motorcycle exhaust for power gains.
Top S&S Cycle Products
- S&S Cycle Top End Kit - Big Twin 90-0097 – Complete bolt-on top-end kit with Shovelhead-style heads, stock bore cylinders, 8:1 forged pistons, gaskets, and hardware — no machining required for instant big-inch power.
- S&S Cycle Flywheel Assembly 320-0598 – Forged steel flywheel assembly with keyed 6" tapered sprocket shaft, balanced to stock HD 80" pistons, includes crankpin and connecting rods — built for high-performance and custom applications.
- S&S Cycle 4-1/2" Chrome MK45 Cutlass Performance Mufflers 550-1011 – Bold 4-1/2" chrome mufflers with stainless steel baffles, RaceTEX packing for deep bass rumble, removable dB reducer, and 50-state legal — massive looks with serious performance gains.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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On Sale
S&S CYCLE Motor Sprocket Shaft Assembly - Big Twin 33-2004
S&S CYCLE
MSRP: $163.95Now: $147.56Was: $163.95The S&S Cycle Motor Sprocket Shaft Assembly is engineered for Big Twin engines that demand reliable power transfer and precise timing control. This domestically manufactured component ensures...09210221- SKU:
- 09210221
- Availability:
- Ships Same Business Day
- Weight:
- 1.79 LBS
- PRODUCT NAME:
- SPROCKET SHAFT ASSEMBLY
- UNITS:
- EACH
- RIDING STYLE:
- STREET
MSRP: $163.95Now: $147.56Was: $163.95Qty in Cart: 0Quantity:Price:MSRP: $163.95Now: $147.56Was: $163.95Subtotal: -
On Sale
S&S CYCLE Flywheel Assembly - Twin Cam 320-0353
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're building a high-performance Twin Cam engine that demands reliability under extreme load, the S&S CYCLE 3-piece flywheel assembly eliminates the weak link in your drivetrain. The larger 1...09220111- SKU:
- 09220111
- Availability:
- Ships Same Business Day
- Weight:
- 37.07 LBS
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- ENGINE TYPE:
- 'A' MOTOR
- MATERIAL:
- STEEL
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Flywheel Assembly - Twin Cam 320-0359
S&S CYCLE
MSRP: $1,795.95Now: $1,616.36Was: $1,795.95If you're pushing your Twin Cam engine to its limits, a stock flywheel assembly won't cut it. The S&S Cycle 3-piece flywheel is purpose-built for high-RPM reliability and sustained performance,...09220112- SKU:
- 09220112
- Availability:
- Ships Same Business Day
- Weight:
- 39.20 LBS
- ENGINE TYPE:
- 'B' MOTOR
- MATERIAL:
- STEEL
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
MSRP: $1,795.95Now: $1,616.36Was: $1,795.95 -
On Sale
S&S CYCLE Flywheel Assembly - Twin Cam 320-0403
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're running high-horsepower forced induction or high-RPM applications, your stock flywheel assembly is a liability waiting to fail. The S&S Cycle 3-piece flywheel with integral main shaft...09220113- SKU:
- 09220113
- Availability:
- Ships Same Business Day
- Weight:
- 38.50 LBS
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
- ENGINE TYPE:
- 'A' MOTOR
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4'
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Flywheel Assembly - Twin Cam 320-0397
S&S CYCLE
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95If you're running high-rpm applications or building a bulletproof Harley-Davidson Twin Cam engine, stock flywheels are your weak link. S&S Cycle's 3-piece flywheel assembly eliminates the failure...09220114- SKU:
- 09220114
- Availability:
- Ships Same Business Day
- Weight:
- 38.84 LBS
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- MATERIAL:
- STEEL
- UNITS:
- EACH
- ENGINE TYPE:
- 'B' MOTOR
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4'
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95Qty in Cart: 0Quantity:Price:MSRP: $1,794.95Now: $1,615.46Was: $1,794.95Subtotal: -
On Sale
S&S CYCLE Stroker Kit - 106" 320-0450
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're running a stock or early 95" big-twin motor and want genuine displacement gains without extensive case work, the S&S 106" Stroker Kit delivers the cubic inches you need with minimal...09220115- SKU:
- 09220115
- Availability:
- Ships Same Business Day
- Weight:
- 39.32 LBS
- DISPLACEMENT:
- 106'
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- TYPE:
- STROKER
- STROKE LENGTH IMPERIAL:
- 4-1/2'
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Stroker Kit - 106" 320-0460
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're serious about maximizing displacement and low-end torque in your big-twin Harley, the S&S CYCLE 106" Stroker Kit delivers the cubic inches you need without requiring expensive case...09220117- SKU:
- 09220117
- Availability:
- Ships Same Business Day
- Weight:
- 39.20 LBS
- DISPLACEMENT:
- 106'
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- STROKE LENGTH IMPERIAL:
- 4-1/2'
- TYPE:
- STROKER
- ENGINE TYPE:
- 4-STROKE
- UNITS:
- EACH
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Stroker Kit - 106" 320-0454
S&S CYCLE
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95If you're serious about maximizing displacement and power output on your Harley-Davidson, the S&S Cycle 106" Stroker Kit delivers the cubic inches and mechanical advantage you need. This...09220118- SKU:
- 09220118
- Availability:
- Ships Same Business Day
- Weight:
- 39.45 LBS
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- STROKE LENGTH IMPERIAL:
- 4-1/2'
- TYPE:
- STROKER
- DISPLACEMENT:
- 106'
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- ENGINE TYPE:
- 4-STROKE
- UNITS:
- EACH
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95 -
On Sale
S&S CYCLE Flywheel - Stroker - Twin Cam 320-0402
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're building a high-displacement stroker engine or pushing power limits on a Twin Cam platform, the factory flywheel becomes your weak point. The S&S Cycle Stroker Flywheel eliminates that...09220119- SKU:
- 09220119
- Availability:
- Ships Same Business Day
- Weight:
- 38.60 LBS
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4'
- ENGINE TYPE:
- 'A' MOTOR
- FEATURES:
- WITH SPROCKET BEARING RACE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Replacement Pistons with Rings 92-2026
S&S CYCLE
MSRP: $484.95Now: $436.46Was: $484.95If you're building or rebuilding a high-performance engine with S&S Cycle heads, these replacement pistons are essential to unlocking the full potential of your investment. The 10:1 compression ratio...09100005- SKU:
- 09100005
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON HEAD SHAPE:
- DOMED
- BORE SIZE IMPERIAL:
- 3.500'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
MSRP: $484.95Now: $436.46Was: $484.95 -
On Sale
S&S CYCLE Replacement Pistons with Rings 92-20265
S&S CYCLE
MSRP: $469.95Now: $422.96Was: $469.95Whether you're building a high-compression Harley engine or upgrading an existing platform, S&S Cycle pistons deliver the compression ratio and ring sealing you need for consistent power gains and...09100006- SKU:
- 09100006
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.005'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.500'
- UNITS:
- KIT
- BORE - OVERSIZE:
- +0,005'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON HEAD SHAPE:
- DOMED
MSRP: $469.95Now: $422.96Was: $469.95 -
On Sale
S&S CYCLE Retro Top End Conversion Kit 106-1071
S&S CYCLE
MSRP: $4,499.95Now: $4,049.96Was: $4,499.95If you're running a Shovelhead and want that classic Panhead aesthetic without sacrificing modern reliability, the S&S Cycle Retro Top End Conversion Kit delivers authentic vintage looks backed by...09300090- SKU:
- 09300090
- Availability:
- Ships Same Business Day
- Weight:
- 40.87 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TYPE:
- CYLINDER
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.625'
- PRODUCT NAME:
- CONVERSION KIT
MSRP: $4,499.95Now: $4,049.96Was: $4,499.95 -
On Sale
S&S CYCLE Performance Replacement Head 106-3466
S&S CYCLE
MSRP: $1,559.95Now: $1,403.96Was: $1,559.95The S&S Cycle Performance Replacement Head (106-3466) delivers measurable gains in airflow and compression without sacrificing the reliability you need for sustained high-RPM operation. Built for...09300060- SKU:
- 09300060
- Availability:
- Ships Same Business Day
- Weight:
- 24.00 LBS
- COLOR/FINISH:
- POWDER-COATED
- COLOR/FINISH:
- SILVER
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- SUPER STOCK
- PRODUCT NAME:
- CYLINDER HEAD KIT
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- DISPLACEMENT:
- 82 CC
MSRP: $1,559.95Now: $1,403.96Was: $1,559.95 -
On Sale
S&S CYCLE Performance Replacement Head 106-4570
S&S CYCLE
MSRP: $1,559.95Now: $1,403.96Was: $1,559.95If you're running a smaller-displacement engine and leaving performance on the table with stock heads, the S&S CYCLE 106-4570 delivers measurable gains in flow and compression without sacrificing the...09300061- SKU:
- 09300061
- Availability:
- Ships Same Business Day
- Weight:
- 24.25 LBS
- PRODUCT NAME:
- CYLINDER HEAD KIT
- DISPLACEMENT:
- 82 CC
- MATERIAL:
- STAINLESS STEEL
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- POWDER-COATED
- MODEL:
- SUPER STOCK
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
MSRP: $1,559.95Now: $1,403.96Was: $1,559.95Qty in Cart: 0Quantity:Price:MSRP: $1,559.95Now: $1,403.96Was: $1,559.95Subtotal: -
On Sale
S&S CYCLE Throttle Cable - 36" - Black 19-0432
S&S CYCLE
MSRP: $81.95Now: $73.76Was: $81.95If you're running an early-style S&S carburetor with stock throttle hardware, cable routing matters—and the wrong length creates binding, poor throttle response, or installation headaches. This 36"...06320736- SKU:
- 06320736
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- OVERALL LENGTH IMPERIAL:
- 36'
- PRODUCT NAME:
- CABLE
- RIDING STYLE:
- STREET
- TYPE:
- THROTTLE
- BASE COLOR:
- BLACK
- ELBOW ANGLE:
- 90°
- HOUSING LENGTH IMPERIAL:
- 36'
- HOUSING LENGTH METRIC:
- 91.5 CM
- HOUSING MATERIAL:
- VINYL
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- OVERALL LENGTH METRIC:
- 91.5 CM
MSRP: $81.95Now: $73.76Was: $81.95Qty in Cart: 0Quantity:Price:MSRP: $81.95Now: $73.76Was: $81.95Subtotal: -
On Sale
S&S CYCLE Idle Cable - 36" - Black 19-0433
S&S CYCLE
MSRP: $81.95Now: $73.76Was: $81.95If you're running an early-style S&S carburetor on a stock throttle assembly, cable length and routing are critical to smooth throttle response and reliable operation. This genuine S&S idle cable is...06320737- SKU:
- 06320737
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BASE COLOR:
- BLACK
- OVERALL LENGTH IMPERIAL:
- 36'
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- ELBOW ANGLE:
- 90°
- HOUSING LENGTH IMPERIAL:
- 36'
- HOUSING LENGTH METRIC:
- 91.5 CM
- HOUSING MATERIAL:
- VINYL
- OVERALL LENGTH METRIC:
- 91.5 CM
- PRODUCT NAME:
- CABLE
- TYPE:
- IDLE
- COLOR/FINISH:
- BLACK
MSRP: $81.95Now: $73.76Was: $81.95 -
On Sale
S&S CYCLE Cam - 465C - M8 310-1007B
S&S CYCLE
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95The S&S CYCLE 465C cam is engineered for riders who demand reliable torque delivery and stable valvetrain operation across high-RPM, high-lift conditions. This billet-aluminum cam eliminates the...09251357- SKU:
- 09251357
- Availability:
- Ships Same Business Day
- Weight:
- 11.25 LBS
- TYPE:
- CHAIN
- GRIND:
- 465C
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- GLOSS
- FEATURES:
- WATER COOLED
- PRODUCT NAME:
- CAMCHEST KIT
- UNITS:
- KIT
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95 -
On Sale
S&S CYCLE Cam Chest Kit - 475C - M8 310-1008B
S&S CYCLE
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95The S&S CYCLE 475C Cam Chest Kit transforms your M8's oiling system into a precision-engineered circuit capable of supporting high-RPM performance without compromise. Independent scavenge sections...09251358- SKU:
- 09251358
- Availability:
- Ships Same Business Day
- Weight:
- 10.90 LBS
- TYPE:
- CHAIN
- COLOR/FINISH:
- GLOSS
- RIDING STYLE:
- STREET
- GRIND:
- 475C
- COLOR/FINISH:
- BLACK
- FEATURES:
- WATER COOLED
- PRODUCT NAME:
- CAMCHEST KIT
- UNITS:
- KIT
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95 -
On Sale
S&S CYCLE Cam - 465C - M8 310-1011B
S&S CYCLE
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95The S&S Cycle 465C cam is engineered for M8 Harley-Davidson engines that demand reliable torque delivery across the RPM band without sacrificing longevity. If you're running a touring rig or street...09251359- SKU:
- 09251359
- Availability:
- Ships Same Business Day
- Weight:
- 11.30 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- CAMCHEST KIT
- UNITS:
- KIT
- COLOR/FINISH:
- GLOSS
- GRIND:
- 465C
- RIDING STYLE:
- STREET
- FEATURES:
- OIL COOLED
- TYPE:
- CHAIN
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95Qty in Cart: 0Quantity:Price:MSRP: $1,721.95Now: $1,549.76Was: $1,721.95Subtotal: -
On Sale
S&S CYCLE Cam with Plate - 550C - M8 - Twin Cooled 310-1080B
S&S CYCLE
MSRP: $1,937.95Now: $1,744.16Was: $1,937.95If you're building a high-displacement M8 engine that demands reliable oiling under sustained high-RPM operation, the S&S Cycle Cam with Plate 550C delivers the flow capacity and debris protection...09251361- SKU:
- 09251361
- Availability:
- Ships Same Business Day
- Weight:
- 12.35 LBS
- COLOR/FINISH:
- CHROME
- GRIND:
- 550C
- FEATURES:
- WATER COOLED
- PRODUCT NAME:
- CAMCHEST KIT
- UNITS:
- KIT
- TYPE:
- CHAIN
- RIDING STYLE:
- STREET
MSRP: $1,937.95Now: $1,744.16Was: $1,937.95 -
On Sale
S&S CYCLE Single-Fire Ignition Coil - Harley Davidson - Black 55-1571
S&S CYCLE
MSRP: $193.95Now: $174.56Was: $193.95If you're running a single-fire ignition system on your Harley, reliable spark delivery directly impacts throttle response and overall engine performance. This S&S Cycle coil eliminates the guesswork...21020021- SKU:
- 21020021
- Availability:
- Ships Same Business Day
- Weight:
- 1.53 LBS
- IGNITION TYPE:
- ELECTRONIC
- INPUT VOLTAGE:
- 12 V
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- STYLE:
- EXTERNAL
- TYPE:
- IGNITION
- UNITS:
- EACH
- ELECTRICAL RESISTANCE:
- 3.0 OHMS
- IGNITION FIRE METHOD:
- SINGLE
- PRODUCT NAME:
- COIL
MSRP: $193.95Now: $174.56Was: $193.95 -
On Sale
S&S CYCLE Camshaft - 540C - Chain Drive - M8 310-1118A
S&S CYCLE
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95If you're running a big-bore M8 and prioritizing low-to-mid-range torque delivery, the S&S Cycle 540C camshaft is engineered to maximize power below 6000 rpm—ideal for street performance, cruising,...09251363- SKU:
- 09251363
- Availability:
- Ships Same Business Day
- Weight:
- 12.10 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CAMCHEST KIT
- UNITS:
- KIT
- FEATURES:
- OIL COOLED
- GRIND:
- 540G
- RIDING STYLE:
- STREET
- TYPE:
- CHAIN
MSRP: $1,721.95Now: $1,549.76Was: $1,721.95 -
On Sale
S&S CYCLE HVHP Oil Pump Kit - Universal 31-6302
S&S CYCLE
MSRP: $715.95Now: $644.36Was: $715.95Stock oil pumps struggle to handle the demands of modified engines—they under-deliver volume on the supply side while failing to scavenge adequately on the return, leading to excessive crankcase...316302- SKU:
- 316302
- Availability:
- Ships Same Business Day
- Weight:
- 3.60 LBS
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- FLOW RATE:
- HIGH VOLUME
- COLOR/FINISH:
- ALUMINUM
- FEATURES:
- S&S FLYWHEELS OR PINION SHAFT
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PUMP
- RIDING STYLE:
- STREET
- STYLE:
- UNIVERSAL COVER
- TYPE:
- OIL
MSRP: $715.95Now: $644.36Was: $715.95 -
On Sale
S&S CYCLE Gear Cover - Big Twin 106-3198
S&S CYCLE
MSRP: $367.95Now: $331.16Was: $367.95A properly sealed gear cover protects your Big Twin's internal components from moisture, debris, and contamination while maintaining the clean, factory aesthetic your build demands. This S&S Cycle...310201- SKU:
- 310201
- Availability:
- Ships Same Business Day
- Weight:
- 3.35 LBS
- FEATURES:
- INCLUDES GASKET
- TYPE:
- GENERATOR GEAR
- UNITS:
- KIT
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
MSRP: $367.95Now: $331.16Was: $367.95 -
On Sale
S&S CYCLE Gear Cover - Big Twin 31-0240
S&S CYCLE
MSRP: $365.95Now: $329.36Was: $365.95A properly sealed gear cover protects your Big Twin engine's internal components from contamination and oil seepage while maintaining a clean, finished appearance. This S&S Cycle casting delivers...310240- SKU:
- 310240
- Availability:
- Ships Same Business Day
- Weight:
- 3.30 LBS
- TYPE:
- GENERATOR GEAR
- UNITS:
- KIT
- COLOR/FINISH:
- NATURAL
- FEATURES:
- INCLUDES GASKET
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
MSRP: $365.95Now: $329.36Was: $365.95Qty in Cart: 0Quantity:Price:MSRP: $365.95Now: $329.36Was: $365.95Subtotal: -
On Sale
S&S CYCLE Circuit Breaker Gearshaft 31-2037
S&S CYCLE
MSRP: $74.95Now: $67.46Was: $74.95The S&S Cycle Circuit Breaker Gearshaft 31-2037 is essential for maintaining reliable ignition timing and engine performance in high-revving applications. This OEM-quality component ensures precise...312037- SKU:
- 312037
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- CIRCUIT BREAKER
- PRODUCT NAME:
- GEAR SHAFT
MSRP: $74.95Now: $67.46Was: $74.95Qty in Cart: 0Quantity:Price:MSRP: $74.95Now: $67.46Was: $74.95Subtotal: -
On Sale
S&S CYCLE Idler Gearshaft - Big Twin 31-2039
S&S CYCLE
MSRP: $29.95Now: $26.96Was: $29.95The S&S Cycle Idler Gearshaft is essential for maintaining precise ignition timing and reliable engine operation in your Big Twin. This OEM-quality replacement ensures your ignition system functions...312039- SKU:
- 312039
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- SHAFT
- TYPE:
- IDLER GEAR
- UNITS:
- EACH
- RIDING STYLE:
- STREET
MSRP: $29.95Now: $26.96Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $26.96Was: $29.95Subtotal: -
On Sale
S&S CYCLE Cams - HP103 - Chain Drive 330-0442
S&S CYCLE
MSRP: $418.95Now: $377.06Was: $418.95If you're running a stock chain drive on your Twin Cam, you're leaving performance on the table. The S&S CYCLE HP103 gear drive eliminates timing chain lash and the looseness inherent to stock...09251044- SKU:
- 09251044
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- APPLICATION:
- INTAKE
- EXHAUST CLOSE IMPERIAL:
- 26°
- EXHAUST LIFT IMPERIAL:
- 0.575'
- INTAKE CLOSE IMPERIAL:
- 49°
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAM KIT
- TYPE:
- CHAIN
- EXHAUST DURATION IMPERIAL:
- 251°
- EXHAUST OPEN IMPERIAL:
- 45°
- GRIND:
- HP103
- INTAKE DURATION IMPERIAL:
- 249°
- INTAKE OPEN IMPERIAL:
- 20°
- INTAKE LIFT IMPERIAL:
- 0.575'
- RIDING STYLE:
- STREET
- UNITS:
- KIT
MSRP: $418.95Now: $377.06Was: $418.95 -
On Sale
S&S CYCLE Easy Start Cam Kit - Twin Cam 330-0466
S&S CYCLE
MSRP: $1,070.95Now: $963.86Was: $1,070.95Cold starts on high-compression Twin Cam engines demand serious amperage—and your stock starter wasn't designed for it. The S&S Cycle Easy Start Cam Kit uses a centrifugally-actuated compression...09251046- SKU:
- 09251046
- Availability:
- Ships Same Business Day
- Weight:
- 5.95 LBS
- APPLICATION:
- INTAKE
- EXHAUST OPEN IMPERIAL:
- 50°
- INTAKE CLOSE IMPERIAL:
- 33°
- INTAKE DURATION IMPERIAL:
- 226°
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 252°
- EXHAUST LIFT IMPERIAL:
- 0.585'
- GRIND:
- MR103
- INTAKE LIFT IMPERIAL:
- 0.585'
- MODEL:
- EASY START
- PRODUCT NAME:
- CAM KIT
- RIDING STYLE:
- STREET
- TYPE:
- GEAR
- EXHAUST CLOSE IMPERIAL:
- 22°
- INTAKE OPEN IMPERIAL:
- 13°
- FEATURES:
- INCLUDES INSTALLATION KIT
- UNITS:
- KIT
MSRP: $1,070.95Now: $963.86Was: $1,070.95 -
On Sale
S&S CYCLE Super E Carburetor Manifold - '86-'03 XL 16-1620
S&S CYCLE
MSRP: $135.95Now: $122.36Was: $135.95A properly matched carburetor manifold is critical for consistent fuel atomization and reliable engine response across your entire power band. The S&S Cycle Super E delivers precision porting and...10500352- SKU:
- 10500352
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- TYPE:
- FLANGE
- CYLINDER LENGTH IMPERIAL:
- 4.65'
- UNITS:
- EACH
- BASE FINISH:
- RAW
- COLOR/FINISH:
- RAW
- PRODUCT NAME:
- INTAKE MANIFOLD
- RIDING STYLE:
- STREET
MSRP: $135.95Now: $122.36Was: $135.95 -
On Sale
S&S CYCLE Manifold Conversion - '86-'03 XL 16-1650
S&S CYCLE
MSRP: $254.95Now: $229.46Was: $254.95If you're running an '86-'03 XL with a carbureted setup, optimizing your intake manifold is critical for maximizing airflow and throttle response. This S&S Cycle conversion manifold delivers superior...10500353- SKU:
- 10500353
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BASE FINISH:
- RAW
- PRODUCT NAME:
- INTAKE MANIFOLD
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- RAW
- CYLINDER LENGTH IMPERIAL:
- 4.65'
- TYPE:
- FLANGE
- UNITS:
- KIT
MSRP: $254.95Now: $229.46Was: $254.95 -
On Sale
S&S CYCLE CV Manifold - Evolution/Twin Cam 160-1722
S&S CYCLE
MSRP: $152.95Now: $137.66Was: $152.95If you're running a stock S&S CV carburetor on a modern big-bore S&S motor, this manifold is your direct path to proper fuel delivery without fabrication headaches. The 160-1722 manifold provides the...10500292- SKU:
- 10500292
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- CYLINDER LENGTH:
- 125,38 MM (4,94')
- CYLINDER LENGTH METRIC:
- 125.38 MM
- PRODUCT NAME:
- INTAKE MANIFOLD
- UNITS:
- EACH
- CYLINDER LENGTH IMPERIAL:
- 4.94'
- ENGINE SIZE:
- 89'
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE BORE
- ENGINE SIZE:
- 80'
- ENGINE SIZE:
- 96'
MSRP: $152.95Now: $137.66Was: $152.95 -
On Sale
S&S CYCLE Manifold - Super E/Evolution/Big Twin 160-1628
S&S CYCLE
MSRP: $135.95Now: $122.36Was: $135.95If you're running a Big Twin Harley and want to upgrade from a compliance-fitting or rigid-mount manifold, the S&S CYCLE manifold delivers the intake flow consistency needed for reliable performance...10500293- SKU:
- 10500293
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MODEL:
- FOR SUPER E CARBS
- COLOR/FINISH:
- RAW
- TYPE:
- FLANGE
- BASE FINISH:
- RAW
- PRODUCT NAME:
- INTAKE MANIFOLD
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $135.95Now: $122.36Was: $135.95 -
On Sale
S&S CYCLE CV Manifold - Evolution/Big Twin 160-1736
S&S CYCLE
MSRP: $152.95Now: $137.66Was: $152.95If you're running a stock CV carburetor on a Big Twin or Evolution engine, fuel delivery consistency depends on proper manifold fitment. The S&S Cycle CV Manifold bridges the gap between your...10500294- SKU:
- 10500294
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- CYLINDER LENGTH IMPERIAL:
- 5.55'
- ENGINE SIZE:
- 80'
- TYPE:
- SINGLE BORE
- UNITS:
- EACH
- CYLINDER LENGTH:
- 140,97 MM (5,55')
- CYLINDER LENGTH METRIC:
- 140.97 MM
- ENGINE SIZE:
- 89'
- ENGINE SIZE:
- 96'
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- INTAKE MANIFOLD
- RIDING STYLE:
- STREET
MSRP: $152.95Now: $137.66Was: $152.95 -
On Sale
S&S CYCLE CV Manifold - Twin Cam - 48mm 160-0001A
S&S CYCLE
MSRP: $179.95Now: $161.96Was: $179.95If you're running S&S big-bore cylinders and want the simplicity and reliability of a stock CV carburetor, this manifold is your direct bolt-on solution. The 160-0001A eliminates custom fabrication...10500295- SKU:
- 10500295
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- ENGINE SIZE:
- 80'
- ENGINE SIZE:
- 89'
- ENGINE SIZE:
- 96'
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- CYLINDER LENGTH:
- 125,38 MM (4,94')
- PRODUCT NAME:
- INTAKE MANIFOLD
- CYLINDER LENGTH IMPERIAL:
- 4.94'
- CYLINDER LENGTH METRIC:
- 125.38 MM
- UNITS:
- EACH
- TYPE:
- SINGLE BORE
MSRP: $179.95Now: $161.96Was: $179.95 -
On Sale
S&S CYCLE Cam Kit - MR103 Series 330-0463
S&S CYCLE
MSRP: $611.95Now: $550.76Was: $611.95Timing chain lash creates inconsistent valve events that rob your engine of power and precision—the S&S CYCLE MR103 Series eliminates this problem entirely by improving valve timing accuracy. Easy...09251055- SKU:
- 09251055
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- EXHAUST CLOSE IMPERIAL:
- 22°
- GRIND:
- MR103
- INTAKE LIFT IMPERIAL:
- 0.585'
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 252°
- FEATURES:
- WITH INNER GEARS ONLY
- INTAKE CLOSE IMPERIAL:
- 33°
- PRODUCT NAME:
- CAM KIT
- TYPE:
- GEAR
- FEATURES:
- CAM KIT
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- EXHAUST LIFT IMPERIAL:
- 0.585'
- EXHAUST OPEN IMPERIAL:
- 50°
- INTAKE DURATION IMPERIAL:
- 226°
- INTAKE OPEN IMPERIAL:
- 13°
MSRP: $611.95Now: $550.76Was: $611.95 -
On Sale
S&S CYCLE Manifold - Super G Carburetor Stock Heads 16-2528
S&S CYCLE
MSRP: $195.95Now: $176.36Was: $195.95If you're running a Super G carburetor on stock heads, you need a manifold engineered for that specific combination—not a compromise solution. This S&S Cycle manifold delivers proper air velocity and...10500110- SKU:
- 10500110
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- BASE FINISH:
- RAW
- MODEL:
- FOR SUPER G CARBS
- PRODUCT NAME:
- INTAKE MANIFOLD
- RIDING STYLE:
- STREET
- TYPE:
- FLANGE
- UNITS:
- EACH
- COLOR/FINISH:
- RAW
MSRP: $195.95Now: $176.36Was: $195.95 -
On Sale
S&S CYCLE Manifold - Super G/Evolution/Twin Cam 16-2588
S&S CYCLE
MSRP: $195.95Now: $176.36Was: $195.95If you're upgrading to an S&S E or G series carburetor on your Twin Cam or Evolution engine, you need a manifold engineered to match your cylinder head's intake ports precisely—not a generic adapter...10500046- SKU:
- 10500046
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- BASE FINISH:
- RAW
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- INTAKE MANIFOLD
- TYPE:
- FLANGE
- UNITS:
- EACH
MSRP: $195.95Now: $176.36Was: $195.95 -
On Sale
S&S CYCLE Standard Super G Manifold - O-Ring - L'78-'84 16-2200
S&S CYCLE
MSRP: $132.95Now: $119.66Was: $132.95If you're running an L'78-'84 Shovelhead with an S&S carb setup, intake seal leaks will kill your air-fuel ratio and cost you power. This O-ring manifold eliminates the failure-prone rubber-band...10500047- SKU:
- 10500047
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- ENGINE SIZE:
- 74'
- COLOR/FINISH:
- ALUMINUM
- MODEL:
- FOR SUPER G CARBS
- PRODUCT NAME:
- INTAKE MANIFOLD
- RIDING STYLE:
- STREET
- TYPE:
- O-RING
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- MATERIAL:
- ALUMINUM
MSRP: $132.95Now: $119.66Was: $132.95Qty in Cart: 0Quantity:Price:MSRP: $132.95Now: $119.66Was: $132.95Subtotal: -
On Sale
S&S CYCLE Cam - H-Grind - Big Twin 330-0170
S&S CYCLE
MSRP: $255.95Now: $230.36Was: $255.95If you're restoring a classic Big Twin or need a factory-spec replacement cam, the S&S CYCLE H-Grind delivers authentic OEM performance without compromises. This hydraulic cam is precision-engineered...09250739- SKU:
- 09250739
- Availability:
- Ships Same Business Day
- Weight:
- 1.86 LBS
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- EXHAUST OPEN IMPERIAL:
- 53°
- TYPE:
- GEAR
- UNITS:
- EACH
- EXHAUST CLOSE IMPERIAL:
- 12°
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.131'
- EXHAUST LIFT IMPERIAL:
- 0.389'
- INTAKE LIFT IMPERIAL:
- 0.389'
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 245°
- GRIND:
- H
- INTAKE CLOSE IMPERIAL:
- 40°
- INTAKE DURATION IMPERIAL:
- 233°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.076'
- PRODUCT NAME:
- CAM
MSRP: $255.95Now: $230.36Was: $255.95
S&S Cycle
S&S Cycle stands as a towering icon in the motorcycle industry, renowned for its unwavering commitment to excellence and innovation in performance motorcycle parts. Founded in 1958 by the dynamic duo of George J. Smith and Stanley Stankos, S&S Cycle has carved its niche as the premier engineer and manufacturer of motorcycle engines and parts in America. Originating from a passion for racing, the company has spent over six decades perfecting the art of motorcycle performance, ensuring each piece that comes out of their factory not only meets but exceeds the high expectations of the powersports community. With a deep-rooted history in enhancing the power and performance of Harley-Davidson® motorcycles, S&S Cycle is the go-to brand for enthusiasts seeking unmatched quality and proven performance.
S&S Cycle Parts
S&S Cycle's product line extends far beyond just engines; it encompasses a broad array of components designed to elevate the performance of your motorcycle. From the initial solid lifter conversion kit featuring lightweight aluminum pushrods to state-of-the-art carburetors, air cleaners, and throttle bodies, every part is engineered with precision. The brand's dedication to innovation means continually refining and expanding their offerings to include everything a motorcycle might need for optimal performance and reliability.
S&S Cycle Engines
At the heart of S&S Cycle's legacy are its engines. Renowned for their robustness and reliability, S&S engines come in various styles, including the iconic Knucklehead, Shovelhead, Panhead, Evolution-style, and Twin-cam style engines. Each engine, like the T143 Assembled Long Block Engine, is meticulously constructed to provide unmatched power and torque, transforming any motorcycle into a high-performance machine. S&S's commitment to quality ensures that whether you're cruising the streets or dominating the racetrack, their engines will deliver unparalleled performance.
S&S Cams
S&S cams are designed to unlock the full potential of your motorcycle's engine. With a focus on maximizing horsepower, torque, and overall engine efficiency, S&S cams are a critical component for anyone looking to boost their bike's performance. Each cam is the result of exhaustive research and development, ensuring compatibility and impressive gains across various riding conditions. Whether you're upgrading an existing engine or building a custom setup, S&S cams are essential for achieving peak performance.
S&S Motorcycle Exhausts
To complement their engines and performance parts, S&S Cycle also offers a range of high-quality motorcycle exhaust systems. These exhausts are not only built to withstand the rigors of high-performance riding but are also designed to optimize exhaust flow, enhancing both sound and power output. From aggressive race-inspired designs to more subdued styles for daily riding, S&S Cycle's exhaust systems combine performance improvements with aesthetic appeal, making them a favorite among discerning riders.
