Harley Engine
Power your bike with precision-engineered engine components like crankshafts, connecting rods, and complete engine systems. Check out our high-performance Harley engine parts for peak reliability and output.
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On Sale
S&S CYCLE 96" Big Bore Kit 91-7702
S&S CYCLE
MSRP: $1,445.95Now: $1,301.36Was: $1,445.95S&S CYCLE 96" Big Bore Kit 91-7702Cylinders are constructed from premium aluminum castings with cast-in iron liners, Kits include cylinders, pistons, rings and gaskets (head, base and exhaust), Black powder-coat finish, Made in the U.S.A., This project...09310670- SKU:
- 09310670
- Availability:
- Ships Same Business Day
- Weight:
- 25.80 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- COLOR/FINISH:
- POWDER-COATED
- COMPRESSION RATIO IMPERIAL:
- 9.75:1
- BORE SIZE IMPERIAL:
- 3.625'
- DISPLACEMENT:
- 96'
- MATERIAL:
- CAST
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- BIG BORE CYLINDER KIT
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- STYLE:
- BIG BORE
- UNITS:
- KIT
MSRP: $1,445.95Now: $1,301.36Was: $1,445.95 -
On Sale
S&S CYCLE Cylinder Kit - 100" - Black 910-0646
S&S CYCLE
MSRP: $1,550.95Now: $1,395.86Was: $1,550.95S&S CYCLE Cylinder Kit 100" Black 910-0646Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine still in frame, Cast Ductile Iron Sleeve in cast aluminum for superior heat transfer, 88" engines are boosted to...09310740- SKU:
- 09310740
- Availability:
- Ships Same Business Day
- Weight:
- 22.10 LBS
- DISPLACEMENT:
- 100'
- UNITS:
- KIT
- MODEL:
- SIDEWINDER
- PRODUCT NAME:
- CYLINDER AND PISTON KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4'
- TYPE:
- BIG BORE
- BORE SIZE IMPERIAL:
- 4.000'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- COLOR/FINISH:
- BLACK
MSRP: $1,550.95Now: $1,395.86Was: $1,550.95 -
On Sale
S&S CYCLE Rocker Box Gasket Kit 90-4097
S&S CYCLE
MSRP: $144.95Now: $130.46Was: $144.95S&S CYCLE Rocker Box Gasket Kit 90-4097Includes all required gaskets and O-rings for both rocker boxes09342216- SKU:
- 09342216
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- STREET
- TYPE:
- ROCKER BOX
- UNITS:
- KIT
MSRP: $144.95Now: $130.46Was: $144.95 -
On Sale
S&S CYCLE Gaskets 3.5" (.045) 930-0098
S&S CYCLE
MSRP: $50.95Now: $45.86Was: $50.95S&S CYCLE Gaskets 3.5" (.045) 930-0098Head gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coating, Made in the U.S.A.09345009- SKU:
- 09345009
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- MICROPORE COMPOUND
- THICKNESS METRIC:
- 1.14 MM
- BORE SIZE:
- 3,500'
- BORE SIZE IMPERIAL:
- 3.500'
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- THICKNESS:
- 1,14 MM (0,045')
- THICKNESS IMPERIAL:
- 0.045'
- TYPE:
- CYLINDER HEAD
MSRP: $50.95Now: $45.86Was: $50.95 -
On Sale
S&S CYCLE Gaskets - 4" - Twin Cam 930-0090
S&S CYCLE
MSRP: $45.95Now: $41.36Was: $45.95S&S CYCLE Gaskets 4" Twin Cam 930-0090Head gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coating, Made in the U.S.A.09345013- SKU:
- 09345013
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- GASKET
- THICKNESS METRIC:
- 1.168 MM
- UNITS:
- PAIR
- BORE SIZE:
- 4,000'
- MATERIAL:
- GRAPHITE
- RIDING STYLE:
- STREET
- THICKNESS:
- 1,168 MM (0,046')
- BORE SIZE IMPERIAL:
- 4.000'
- THICKNESS IMPERIAL:
- 0,046'
- TYPE:
- CYLINDER HEAD
MSRP: $45.95Now: $41.36Was: $45.95 -
On Sale
S&S CYCLE GASKET SET 4.25" M8 17+ 900-0955
S&S CYCLE
MSRP: $164.95Now: $148.46Was: $164.95S&S CYCLE GASKET SET 4.25" M8 17+ 900-0955S&S CYCLE GASKET SET 4.25" M8 17+09347174- SKU:
- 09347174
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE SIZE IMPERIAL:
- 4.250'
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- STREET
MSRP: $164.95Now: $148.46Was: $164.95 -
On Sale
S&S CYCLE Cam Cover Gasket - M8 310-0911
S&S CYCLE
MSRP: $21.95Now: $19.76Was: $21.95S&S CYCLE Cam Cover Gasket M8 310-0911Gasket for '17-'19 M809345874- SKU:
- 09345874
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
- TYPE:
- CAM COVER
- UNITS:
- EACH
MSRP: $21.95Now: $19.76Was: $21.95 -
On Sale
S&S CYCLE Cam Cover - Natural 31-0203
S&S CYCLE
MSRP: $335.95Now: $302.36Was: $335.95S&S CYCLE Cam Cover Natural 31-0203Machined from tough 356-T6 aluminum castings, the same material used to make S&S crankcases, Features an inner cast aluminum cover and a decorative bolt-on outer cover, Includes an internal breather passage that is used...09401423- SKU:
- 09401423
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- NATURAL
- MATERIAL:
- 356 T-6 ALUMINUM
- TYPE:
- CAM
- PRODUCT NAME:
- COVER KIT
- COLOR/FINISH:
- SILVER
- UNITS:
- KIT
MSRP: $335.95Now: $302.36Was: $335.95 -
On Sale
S&S CYCLE Cam Cover - Chrome - Big Twin 106-4211
S&S CYCLE
MSRP: $591.95Now: $532.76Was: $591.95S&S CYCLE Cam Cover Chrome Big Twin 106-4211Machined from solid 6061 billet aluminum, Made in the U.S.A.09400939- SKU:
- 09400939
- Availability:
- Ships Same Business Day
- Weight:
- 4.15 LBS
- COLOR/FINISH:
- CHROME
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER KIT
- TYPE:
- CAM
- UNITS:
- KIT
- RIDING STYLE:
- STREET
MSRP: $591.95Now: $532.76Was: $591.95 -
On Sale
S&S CYCLE Lifter Block - Chrome - Big Twin 106-5428
S&S CYCLE
MSRP: $504.95Now: $454.46Was: $504.95S&S CYCLE Lifter Block Chrome Big Twin 106-5428Machined from solid billet aluminum with chrome finish, Part of S&S's top-of-the-line engine kits, Made in the U.S.A.09400953- SKU:
- 09400953
- Availability:
- Ships Same Business Day
- Weight:
- 2.12 LBS
- MATERIAL:
- BILLET ALUMINUM
- TYPE:
- TAPPET
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- GUIDE
- UNITS:
- KIT
MSRP: $504.95Now: $454.46Was: $504.95 -
On Sale
S&S CYCLE Chrome Lifter Cover - Twin Cam 106-3883
S&S CYCLE
MSRP: $335.95Now: $302.36Was: $335.95S&S CYCLE Chrome Lifter Cover Twin Cam 106-3883CNC-machined from 6061 T-6 billet aluminum, Billet material provides extra strength and dimensional stability over a wide temperature range; is also free of voids which can cause leaks and oil weeping, Made...09400966- SKU:
- 09400966
- Availability:
- Ships Same Business Day
- Weight:
- 1.08 LBS
- MATERIAL:
- 6061 T-6 ALUMINUM
- UNITS:
- PAIR
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- MATERIAL:
- BILLET
- TYPE:
- TAPPET
MSRP: $335.95Now: $302.36Was: $335.95 -
On Sale
S&S CYCLE Cam Cover 106-3499
S&S CYCLE
MSRP: $367.95Now: $331.16Was: $367.95S&S CYCLE Cam Cover 106-3499Fit most generator motors; styled after the OEM types below, Cast construction with a natural finish, Include gasket and mounting hardware, Made in the U.S.A.09401045- SKU:
- 09401045
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- FEATURES:
- INCLUDES GASKET
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- COVER
- TYPE:
- GENERATOR GEAR
MSRP: $367.95Now: $331.16Was: $367.95 -
On Sale
S&S CYCLE Chrome Billet Lifter Cover - Twin Cam 33-5601
S&S CYCLE
MSRP: $360.95Now: $324.86Was: $360.95S&S CYCLE Chrome Billet Lifter Cover Twin Cam 33-5601CNC-machined from 6061 T-6 billet aluminum, Billet material provides extra strength and dimensional stability over a wide temperature range; is also free of voids which can cause leaks and oil weeping,...09400295- SKU:
- 09400295
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MATERIAL:
- 6061 T-6 ALUMINUM
- MATERIAL:
- BILLET
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- COLOR/FINISH:
- POLISHED
- PRODUCT NAME:
- COVER
- TYPE:
- TAPPET
MSRP: $360.95Now: $324.86Was: $360.95 -
On Sale
S&S CYCLE Cam Cover - Polished Billet - Big Twin 31-0335
S&S CYCLE
MSRP: $591.95Now: $532.76Was: $591.95S&S CYCLE Cam Cover Polished Billet Big Twin 31-0335Machined from solid 6061 billet aluminum, Made in the U.S.A.09400300- SKU:
- 09400300
- Availability:
- Ships Same Business Day
- Weight:
- 4.37 LBS
- COLOR/FINISH:
- POLISHED
- RIDING STYLE:
- STREET
- TYPE:
- CAM
- PRODUCT NAME:
- COVER KIT
- MATERIAL:
- BILLET ALUMINUM
- UNITS:
- KIT
MSRP: $591.95Now: $532.76Was: $591.95 -
On Sale
S&S CYCLE Cam Cover Polished Billet - Big Twin 31-0336
S&S CYCLE
MSRP: $579.95Now: $532.76Was: $591.95S&S CYCLE Cam Cover Polished Billet Big Twin 31-0336Machined from solid 6061 billet aluminum, Made in the U.S.A.09400301- SKU:
- 09400301
- Availability:
- Ships Same Business Day
- Weight:
- 4.21 LBS
- COLOR/FINISH:
- POLISHED
- RIDING STYLE:
- STREET
- TYPE:
- CAM
- UNITS:
- KIT
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER KIT
MSRP: $579.95Now: $532.76Was: $591.95Qty in Cart: 0Quantity:Price:MSRP: $579.95Now: $532.76Was: $591.95Subtotal: -
On Sale
S&S CYCLE Left Main Seal - Sportster 91-13 31-4060
S&S CYCLE
MSRP: $24.95Now: $22.46Was: $24.95S&S CYCLE Left Main Seal Sportster 91-13 31-4060Sprocket shaft seal for '86-'03 XL09350861- SKU:
- 09350861
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- INSIDE DIAMETER:
- 1,500'
- PRODUCT NAME:
- SEAL
- UNITS:
- EACH
- APPLICATION:
- SPROCKET SHAFT
- OUTSIDE DIAMETER:
- 2,000'
- OUTSIDE DIAMETER IMPERIAL:
- 2.000'
- RIDING STYLE:
- STREET
- THICKNESS:
- 0,313'
- THICKNESS IMPERIAL:
- 0.313'
- TYPE:
- OIL
- APPLICATION:
- CRANKSHAFT
- INSIDE DIAMETER IMPERIAL:
- 1.500'
MSRP: $24.95Now: $22.46Was: $24.95 -
On Sale
S&S CYCLE Easy Start Cam Kit 106-5293
S&S CYCLE
MSRP: $540.95Now: $486.86Was: $540.95S&S CYCLE Easy Start Cam Kit 106-5293Start any engine regardless of displacement or compression ratio with a stock starter, Save your starter and battery; tested for 10,000 starts without running battery down, Allow for easy start by initially reducing...09250521- SKU:
- 09250521
- Availability:
- Ships Same Business Day
- Weight:
- 3.82 LBS
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.170'
- FEATURES:
- INCLUDES INSTALLATION KIT
- GRIND:
- 551 SERIES
- INTAKE DURATION IMPERIAL:
- 215°
- INTAKE LOBE CENTERLINE IMPERIAL:
- 91°
- MODEL:
- EASY START
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 102°
- INTAKE LIFT IMPERIAL:
- 0.550'
- PRODUCT NAME:
- CAM KIT
- RIDING STYLE:
- STREET
- TYPE:
- CHAIN
- EXHAUST OPEN IMPERIAL:
- 41°
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 17°
- EXHAUST DURATION IMPERIAL:
- 237°
- EXHAUST LIFT IMPERIAL:
- 0.550'
- INTAKE CLOSE IMPERIAL:
- 19°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.178'
- INTAKE OPEN IMPERIAL:
- 17°
MSRP: $540.95Now: $486.86Was: $540.95 -
On Sale
S&S CYCLE Piston Cooling Jet Kit 31-2026
S&S CYCLE
MSRP: $69.95Now: $68.36Was: $75.95S&S CYCLE Piston Cooling Jet Kit 31-2026For Twin Cam style engines with strokes greater than stock, Special piston cooling jets that won't contact pistons at the bottom of the stroke, Provides an extra .150" of clearance between piston skirt and jet,...312026- SKU:
- 312026
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- JET KIT
- TYPE:
- PISTON COOLING
- UNITS:
- KIT
MSRP: $69.95Now: $68.36Was: $75.95Qty in Cart: 0Quantity:Price:MSRP: $69.95Now: $68.36Was: $75.95Subtotal: -
On Sale
S&S CYCLE Pushrods with Tubes - Twin Cam 93-5095
S&S CYCLE
MSRP: $249.95Now: $224.96Was: $249.95S&S CYCLE Pushrods with Tubes Twin Cam 93-5095Kits include four S&S adjustable pushrods or Quickee pushrods, four pushrod covers, O-rings, Pushrods are manufactured from chromoly steel for superior strength, Pushrod covers are chrome-plated, Installation...09280017- SKU:
- 09280017
- Availability:
- Ships Same Business Day
- Weight:
- 1.63 LBS
- STYLE:
- ADJUSTABLE
- MATERIAL:
- CHROMOLY STEEL
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- PUSHROD KIT
- UNITS:
- KIT
MSRP: $249.95Now: $224.96Was: $249.95 -
On Sale
S&S CYCLE Base Gaskets - 4" 930-0094
S&S CYCLE
MSRP: $14.95Now: $13.46Was: $14.95S&S CYCLE Base Gaskets 4" 930-0094Made in the U.S.A., Base gaskets feature S&S Pro-Formance micropore compound proven to resist failure due to extrusion or blow out.09345022- SKU:
- 09345022
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
- THICKNESS:
- 0,46 MM (0,018')
- THICKNESS IMPERIAL:
- 0,018'
- TYPE:
- CYLINDER BASE
- UNITS:
- PAIR
- BORE SIZE IMPERIAL:
- 4.000'
- FEATURES:
- STOCK BOLT PATTERN
- THICKNESS METRIC:
- 0.46 MM
MSRP: $14.95Now: $13.46Was: $14.95
