Engines & Engine Parts

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...

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Results 1 - 15 of 15

Hot Cams Valve Shims 68-2073

Valve Shims, 7.48mm Diameter, 1.20mm - 3.50mm Thickness, for use on Honda®, Kawasaki, Suzuki, Yamaha, Kit

Part Number: HCP-HCSHIM01

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Wiseco Piston Retaining Clips CW16

Piston Wrist Pin Retainers, Retaining Clips, Wire Lock Type, Steel, 0.039 in. Thickness, 0.630 in. Wrist Pin Diameter, for use on Honda®, KTM, Pair

Part Number: WIS-CW16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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K&N Powersports Oil Filters KN-401

Oil Filter, Powersports, Cartridge, 2.22 in. Tall, 0.75 in. ID, 3 in. OD, for use on Honda®, Benelli, Bimota, Kawasaki, Yamaha, Each

Part Number: KNN-KN-401

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Wiseco 4-Stroke Piston Rings for 2006-2012 EX250F NINJA 250R - 2598XA

Piston Rings, Chrome, 66.00mm, Kawasaki, Set

Part Number: WIS-2598XA

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.VSA748-2

ProX Valve Shim Assortment 250cc 7.48 from 1.225 to 3.475

Part Number: PXR-29-VSA748-2

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Wiseco Powersports Piston Wrist Pins for 2008-2012 EX250F NINJA 250R - S680

Piston Pin, Tool Steel, Straight, 16.00mm x 44.50mm, Kawasaki, Each

Part Number: WIS-S680

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Wiseco Powersports Piston Kits for 2008-2012 EX250F NINJA 250R - 40063M06600

Wiseco Powersports Piston Kits for 2008-2012 EX250F NINJA 250R - 40063M06600

Piston and Ring Kit, Forged Aluminum, 66.000mm Bore, Kawasaki, Kit

Part Number: WIS-40063M06600

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Piston and Ring Kit, Forged Aluminum, 64.000mm Bore, Kawasaki, Kit

Part Number: WIS-40062M06400

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Emgo Oil Filters 61-2620

Oil Filter, Cartridge Style, for use on Honda®, Kawasaki, Triumph, Yamaha, Each

Part Number: EMG-10-37500

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Wiseco 4-Stroke Piston Rings for 2006-2012 EX250F NINJA 250R - 2441XA

Piston Rings, Chrome, 62.00mm, Kawasaki, Set

Part Number: WIS-2441XA

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

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