Engine Kits & Rotating Assemblies

Block Kit, 3.898 in. Bore, Standard Rod, Standard Main, Chevy, Kit

Part Number: FEM-BK6081000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

STD BORE KIT HI COMP

Part Number: CLW-10001-K01HC

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

STD BORE KIT HI COMP

Part Number: CLW-10005-K01HC

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, Standard Bore, Kawasaki, 8.80 to 1 Compression Ratio, Rear, Kit

Part Number: CLW-30008-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

STANDARD BORE CYLINDER KIT

Part Number: CLW-30011-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

STANDARD BORE CYLINDER KIT

Part Number: CLW-30011-K03

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, 4.00mm Oversize Bore, KTM, 12.80 to 1 Compression Ratio, Kit

Part Number: CLW-50002-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Aluminum, 45.00mm Bore, KTM, Set

Part Number: CLW-50005

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kits CYL WORKS STD BORE KIT POLARIS CYL WORKS STD BORE KIT POLARIS 800 SPORSTMAN/RZR/RANGER

Part Number: CLW-60002-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Big Bore Cylinder Kit, Forged Piston, 81mm Bore, for use on Honda®, Motorcycle, Kit

Part Number: CLW-11001-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Aluminum, 3.20mm Oversize Bore, for use on Honda®, Set

Part Number: CLW-11007-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, 3.00mm Oversize Bore, for use on Honda®, 10.50 to 1 Compression Ratio, Kit

Part Number: CLW-11009-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Aluminum, Standard Bore, Yamaha, Set

Part Number: CLW-20001-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, Standard Bore, Yamaha, 13.00 to 1 Compression Ratio, Kit

Part Number: CLW-20001-K01HC

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, Standard Bore, Gaskets, Rings, Yamaha, Motorcycle, Kit

Part Number: CLW-20001-K02

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kits STANDARD BORE CYLINDER KIT STANDARD BORE CYLINDER KIT

Part Number: CLW-20002-K01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

STD BORE KIT HI COMP

Part Number: CLW-20002-K03HC

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Aluminum, Standard Bore, Yamaha, YFM700R, Set

Part Number: CLW-20004-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CYL WORKS STD BORE KIT YZ450F

Part Number: CLW-20005-K02

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Yamaha, Set

Part Number: CLW-21010-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Yamaha, YFZ450, Set

Part Number: CLW-23001-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Standard Bore Cylinder Kit, Forged Piston, 77mm Bore, Kawasaki, Motorcycle, Kit

Part Number: CLW-30001-K02

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Aluminum, Standard Bore, Kawasaki, KX250F, Set

Part Number: CLW-30006-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, Standard Bore, Kawasaki, 8.80 to 1 Compression Ratio, Front, Kit

Part Number: CLW-30007-K01

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Suzuki, LT-R450 QuadRacer, Kit

Part Number: HRI-CBK0112

Not Yet Reviewed

Estimated Ship Date: May 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order