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 Cylinder and Piston Kit 910-0199
S&S CYCLE
MSRP: $1,274.95Now: $1,147.46Was: $1,274.95S&S CYCLE Cylinder and Piston Kit 910-0199103" stock motors or motors with factory 95" kits require piston kit only; stock or S&S cylinder heads can be used, Made in the U.S.A., Fuel-injected motors will require recalibration of the fuel-injection system...09310431- SKU:
- 09310431
- Availability:
- Ships Same Business Day
- Weight:
- 26.02 LBS
- COLOR/FINISH:
- SILVER
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- DISPLACEMENT:
- 106'
- TYPE:
- REPLACEMENT
- UNITS:
- KIT
- STROKE LENGTH IMPERIAL:
- 4-1/2'
- STYLE:
- BIG BORE
- BORE SIZE IMPERIAL:
- 3.875'
- COLOR/FINISH:
- POWDER-COATED
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CYLINDER AND PISTON KIT
MSRP: $1,274.95Now: $1,147.46Was: $1,274.95 -
On Sale
S&S CYCLE Cylinder Kit - Twin Cam 910-0206
S&S CYCLE
MSRP: $1,249.95Now: $1,124.96Was: $1,249.95S&S CYCLE Cylinder Kit Twin Cam 910-0206The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...09310434- SKU:
- 09310434
- Availability:
- Ships Same Business Day
- Weight:
- 26.00 LBS
- COLOR/FINISH:
- BLACK
- DISPLACEMENT:
- 106'
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- STREET
- STYLE:
- BIG BORE
- BORE SIZE IMPERIAL:
- 3.927'
- MATERIAL:
- ALUMINUM
- STROKE LENGTH IMPERIAL:
- 4-3/8'
MSRP: $1,249.95Now: $1,124.96Was: $1,249.95 -
On Sale
S&S CYCLE Cylinder Kit - Twin Cam 910-0202
S&S CYCLE
MSRP: $1,183.95Now: $1,065.56Was: $1,183.95S&S CYCLE Cylinder Kit Twin Cam 910-0202The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...09310435- SKU:
- 09310435
- Availability:
- Ships Same Business Day
- Weight:
- 25.84 LBS
- BORE SIZE IMPERIAL:
- 3.927'
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- DISPLACEMENT:
- 106'
- COLOR/FINISH:
- SILVER
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- UNITS:
- KIT
MSRP: $1,183.95Now: $1,065.56Was: $1,183.95 -
On Sale
S&S CYCLE Cylinder Kit - Twin Cam 910-0474
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95S&S CYCLE Cylinder Kit Twin Cam 910-0474The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...09310538- SKU:
- 09310538
- Availability:
- Ships Same Business Day
- Weight:
- 24.26 LBS
- COLOR/FINISH:
- GRAY
- DISPLACEMENT:
- 117'
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.9:1
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- BORE SIZE IMPERIAL:
- 4.125'
- MATERIAL:
- ALUMINUM
- STYLE:
- BIG BORE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Cylinder Kit - Twin Cam 910-0469
S&S CYCLE
MSRP: $1,679.95Now: $1,511.96Was: $1,679.95S&S CYCLE Cylinder Kit Twin Cam 910-0469The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...09310540- SKU:
- 09310540
- Availability:
- Ships Same Business Day
- Weight:
- 24.58 LBS
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- STREET
- STYLE:
- BIG BORE
- COLOR/FINISH:
- GRAY
- COMPRESSION RATIO IMPERIAL:
- 11.4:1
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- UNITS:
- KIT
- DISPLACEMENT:
- 124'
- BORE SIZE IMPERIAL:
- 4.125'
- MATERIAL:
- ALUMINUM
MSRP: $1,679.95Now: $1,511.96Was: $1,679.95 -
On Sale
S&S CYCLE Cylinder Kit 910-0691
S&S CYCLE
MSRP: $978.95Now: $944.96Was: $978.95S&S CYCLE Cylinder Kit 910-0691Forged pistons - coated piston skirts with measurement window and S&S logo, Forged pistons have larger than stock valve pockets and accepts up to 2.00" valves, Kit includes S&S 1250cc pistons with rings and wristpins, S&S...09310526- SKU:
- 09310526
- Availability:
- Ships Same Business Day
- Weight:
- 22.70 LBS
- BORE SIZE IMPERIAL:
- 3.562'
- COMPRESSION RATIO IMPERIAL:
- 10.3:1
- DISPLACEMENT:
- 1250 CC
- UNITS:
- KIT
- MATERIAL:
- CAST
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 3-13/16'
- STYLE:
- BIG BORE
- TYPE:
- FLAT TOP
- COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- MATERIAL:
- IRON
MSRP: $978.95Now: $944.96Was: $978.95 -
On Sale
S&S CYCLE Hydraulic Lifter - Shovelhead 33-5451
S&S CYCLE
MSRP: $1,255.95Now: $1,130.36Was: $1,255.95S&S CYCLE Hydraulic Lifter Shovelhead 33-5451Fully engineered to utilize Evolution lifters and cams in Shovelhead engines, Includes polished billet lifter blocks, 84-99 style lifter set, gaskets, pushrod clips, mounting hardware and a set of Quickee...09290002- SKU:
- 09290002
- Availability:
- Ships Same Business Day
- Weight:
- 4.62 LBS
- RIDING STYLE:
- STREET
- STYLE:
- HYDRAULIC
- UNITS:
- KIT
- TYPE:
- LIFTER
- TYPE:
- PUSHROD
- PRODUCT NAME:
- BLOCK KIT
MSRP: $1,255.95Now: $1,130.36Was: $1,255.95 -
S&S CYCLE Pushrod Cover Keeper Set - Black - Twin Cam 930-0142
S&S CYCLE
$71.96S&S CYCLE Pushrod Cover Keeper Set Black Twin Cam 930-0142For use in custom applications where stock keepers won't fit., Chromed steel finish, Sold in kits of four assemblies; enough for one engine09280099- SKU:
- 09280099
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH:
- 2,50'
- UNITS:
- SET
- MATERIAL:
- STEEL
- LENGTH IMPERIAL:
- 2.50'
- PRODUCT NAME:
- KEEPER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GLOSS BLACK
- TYPE:
- PUSHROD COVER
$71.96 -
On Sale
S&S CYCLE Oil Pump Drive Gear 24 Tooth 33-4230
S&S CYCLE
MSRP: $50.95Now: $45.86Was: $50.95S&S CYCLE Oil Pump Drive Gear 24 Tooth 33-4230Hardware, check balls, retainers, etc. are available for Big Twin oil pumpsDS194244- SKU:
- DS194244
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- STREET
- TYPE:
- OIL PUMP
- UNITS:
- EACH
- PRODUCT NAME:
- GEAR
MSRP: $50.95Now: $45.86Was: $50.95 -
On Sale
S&S CYCLE Oil Pump Drive Gear 33-4232
S&S CYCLE
MSRP: $69.95Now: $62.96Was: $69.95S&S CYCLE Oil Pump Drive Gear 33-4232Must be used as a set or with OEM equivalents, Made in the U.S.A.DS194245- SKU:
- DS194245
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- DRIVE GEAR
- RIDING STYLE:
- STREET
- TYPE:
- OIL PUMP
MSRP: $69.95Now: $62.96Was: $69.95 -
On Sale
S&S CYCLE Oil Pump Gasket Kit 31-6271
S&S CYCLE
MSRP: $17.95Now: $16.16Was: $17.95S&S CYCLE Oil Pump Gasket Kit 31-6271Made in the U.S.A.DS194246- SKU:
- DS194246
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- GASKET
- TYPE:
- OIL PUMP
- RIDING STYLE:
- STREET
- UNITS:
- KIT
MSRP: $17.95Now: $16.16Was: $17.95 -
On Sale
S&S CYCLE Pinion Gear 33-4143
S&S CYCLE
MSRP: $112.95Now: $101.66Was: $112.95S&S CYCLE Pinion Gear 33-4143High-quality pinion gears are carefully machined, heat-treated and then finish ground, Made in the U.S.A.DS194247- SKU:
- DS194247
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- SIZE IMPERIAL:
- 1.4737' - 1.4745'
- TYPE:
- PINION
- UNITS:
- EACH
- PRODUCT NAME:
- GEAR
- RIDING STYLE:
- STREET
MSRP: $112.95Now: $101.66Was: $112.95 -
On Sale
S&S CYCLE Breather Gear - Big Twin 33-4241
S&S CYCLE
MSRP: $125.95Now: $113.36Was: $125.95S&S CYCLE Breather Gear Big Twin 33-4241All-steel construction, Welded-in screen, Higher flow than stock, Elongated breather pocket scavenge hole for increased suction09320124- SKU:
- 09320124
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- FEATURES:
- STANDARD
- PRODUCT NAME:
- GEAR
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- STREET
- TYPE:
- BREATHER
MSRP: $125.95Now: $113.36Was: $125.95 -
On Sale
S&S CYCLE Twin Cooled Oil Pump - M8 310-0947A
S&S CYCLE
MSRP: $587.95Now: $529.16Was: $587.95S&S CYCLE Twin Cooled Oil Pump M8 310-0947AOil Pump for M8 models09320266- SKU:
- 09320266
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- BASE COLOR:
- BLUE
- PRODUCT NAME:
- PUMP
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- UNITS:
- EACH
MSRP: $587.95Now: $529.16Was: $587.95 -
On Sale
S&S CYCLE Camplate - M8 310-0939A
S&S CYCLE
MSRP: $406.95Now: $366.26Was: $406.95S&S CYCLE Camplate M8 310-0939APrecision machined from billet aluminum, Blue anodized finish, Passage plugs are removeable for servicing, Made in U.S.A.09320268- SKU:
- 09320268
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- COLOR/FINISH:
- BLUE
- PRODUCT NAME:
- CAM PLATE
- UNITS:
- EACH
- BASE COLOR:
- BLUE
- RIDING STYLE:
- STREET
MSRP: $406.95Now: $366.26Was: $406.95 -
On Sale
S&S CYCLE Oil Valve Control - M8 310-1150
S&S CYCLE
MSRP: $50.95Now: $45.86Was: $50.95S&S CYCLE Oil Valve Control M8 310-1150The factory oil control valve on all oil cooled M8 engines regulates the amount of oil flowing to the oil cooler/heads, The stock assembly includes a check ball retainer that is formed steel, Easy to Install09320288- SKU:
- 09320288
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- SILVER
- TYPE:
- OIL COOLER
- UNITS:
- EACH
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- VALVE CONTROL
- RIDING STYLE:
- STREET
MSRP: $50.95Now: $45.86Was: $50.95 -
On Sale
S&S CYCLE Top Mount - T143 900-0798
S&S CYCLE
MSRP: $85.95Now: $77.36Was: $85.95S&S CYCLE Top Mount T143 900-0798Fits in stock chassis, no cutting or frame modifications necessary. B3 cylinder heads CNC-machined with two-bolt exhaust flanges. Super Stock™ T2 crankcases with reed breather valve three-piece flywheels. TC3 oil pump and...09330116- SKU:
- 09330116
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- RIDING STYLE:
- STREET
- BASE FINISH:
- ZINC
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- TOP
- PRODUCT NAME:
- BRACKET
- TYPE:
- ENGINE MOUNT
- UNITS:
- EACH
MSRP: $85.95Now: $77.36Was: $85.95 -
On Sale
S&S CYCLE Cylinder Kit - M8 910-0625
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95S&S CYCLE Cylinder Kit M8 910-0625The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings with...09310834- SKU:
- 09310834
- Availability:
- Ships Same Business Day
- Weight:
- 30.00 LBS
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- HIGHLIGHTED FINS
- UNITS:
- KIT
- MATERIAL:
- IRON
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- BORE SIZE IMPERIAL:
- 4.250'
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- DISPLACEMENT:
- 124'
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Cylinder Kit - M8 910-0684
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95S&S CYCLE Cylinder Kit M8 910-0684The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings with...09310836- SKU:
- 09310836
- Availability:
- Ships Same Business Day
- Weight:
- 26.60 LBS
- COLOR/FINISH:
- BLACK
- DISPLACEMENT:
- 128'
- MATERIAL:
- IRON
- BORE SIZE IMPERIAL:
- 4.250'
- COLOR/FINISH:
- HIGHLIGHTED FINS
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- PRODUCT NAME:
- CYLINDER KIT
- STROKE LENGTH IMPERIAL:
- 4-1/2'
- STYLE:
- BIG BORE
- UNITS:
- KIT
- RIDING STYLE:
- STREET
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Cylinders - 4.125" - Black 910-0401
S&S CYCLE
MSRP: $1,058.95Now: $953.06Was: $1,058.95S&S CYCLE Cylinders 4.125" Black 910-0401Cylinders have a stock bolt pattern, Bored slightly under nominal size and are not honed, Designed for 124" Hot Set Up Kits used in '99-'17 Twin Cams, Wrinkle black finish with machined edges, Requires crankcase...09310687- SKU:
- 09310687
- Availability:
- Ships Same Business Day
- Weight:
- 21.70 LBS
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- UNITS:
- PAIR
- BORE SIZE IMPERIAL:
- 4.125'
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- POWDER-COATED
- MATERIAL:
- ALUMINUM
MSRP: $1,058.95Now: $953.06Was: $1,058.95
