Engines & Components
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Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.
Single Silvolite Piston 1.8L GM/Toyota (L4) 1993-97
Part Number: UEM-S9107-1-0MM
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Single Silvolite Piston 1.8L GM/Toyota (L4) 1993-97
Part Number: UEM-S9107-5MM
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Single Silvolite Piston 1.8L GM/Toyota (L4) 1993-97
Part Number: UEM-S9107-75MM
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Piston, Cast, Dish, 81mm Bore, 1.2mm, 1.5mm, 3.0mm Ring Grooves, Geo, Toyota, L4, Each
Part Number: UEM-S9107-STD
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Piston, Cast, Dish, 82mm Bore, 1.2mm, 1.5mm, 3.0mm Ring Grooves, Toyota, L4, Each
Part Number: UEM-S9109-1-0MM
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Piston, Cast, Dish, 81.5mm Bore, 1.2mm, 1.5mm, 3.0mm Ring Grooves, Toyota, L4, Each
Part Number: UEM-S9109-5MM
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Piston, Cast, Dish, 81.75mm Bore, 1.2mm, 1.5mm, 3.0mm Ring Grooves, Toyota, L4, Each
Part Number: UEM-S9109-75MM
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Piston, Cast, Dish, 81mm Bore, 1.2mm, 1.5mm, 3.0mm Ring Grooves, Toyota, L4, Each
Part Number: UEM-S9109-STD
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Big Bore Kit, 107 in., Drop-In, 3.937 in. Bore, Wrinkle Black Cylinders with Highlighted Fins, Harley-Davidson®, Kit
Part Number: SSY-910-0500
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Top End Engine Kit, Sidewinder Big Bore, Black Wrinkle Finish, 4 in., Forged Piston, Harley-Davidson®, Kit
Part Number: SSY-910-0651
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
S&S 98 BIG BORE KIT BLK
Part Number: SSY-910-0481
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
ENGINE PERFORMANCE, 124" 4-1/8" BORE, CYLNDR ST 4-1/8" BR 124"
Part Number: SSY-910-0338
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
PERFORMANCE, 131" KIT - BLACK FINS M8
Part Number: SSY-910-0763
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
ENGINE PERFORMANCE, 17-18 M8 MODELS, BIG BORE CYLINDER SET BLK
Part Number: SSY-910-0683
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit
Part Number: SSY-910-0625
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
S&S Cycle 2017+ M8 Models 4.250in Bore Unhoned Front Cylinder - Black Granite w/ Highlight
Part Number: SSY-910-0740
Not Yet Reviewed
Estimated Ship Date: Aug 27, 2025 if ordered today
Estimated Ship Date: Aug 27, 2025 if ordered today
S&S Cycle 84-99 BT 4-1/8in Bore Cylinder Set For 117in V-Series Engines - Natural
Part Number: SSY-910-0267
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
S&S Cycle 84-99 BT 4 1/8in Bore Cylinder Kit For S&S V111 Engine - Wrinkle Black
Part Number: SSY-910-0359
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
S&S Cycle 07-16 BT 124in Standard Compression 4-1/8in Big Bore Kit - Stone Gray
Part Number: SSY-910-0469
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Stone Gray
Part Number: SSY-910-0474
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
107" BIG BORE KIT SIL
Part Number: SSY-910-0480
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
S&S Cycle 07-16 BT 4-1/8in Bore Cylinder Set For 124in & 124in Dish - Stone Gray
Part Number: SSY-910-0494
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
S&S Cycle 07-16 BT 11 Fin 4-1/8in Bore Cyl Set For 117in & 117in Dish Hot Set Up Kit - Stone Gray
Part Number: SSY-910-0497
Not Yet Reviewed
Estimated Ship Date: Aug 11, 2025 if ordered today
Estimated Ship Date: Aug 11, 2025 if ordered today
ENGINE CYLINDERS, 99-06 TWIMCAM (EXC 06 DYNA), 4" CYLINDER KIT SIL
Part Number: SSY-910-0642
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
S&S Cycle 99-06 BT Replacement 4-1/8in Bore Cylinder & Piston Kit w/ Stock Bolt Pattern
Part Number: SSY-910-0025
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
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