2017 Engine Kits & Rotating Assemblies

BOTTOM END KIT

Part Number: HRI-CBK0231

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Yamaha

Part Number: HRI-HR00112

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Yamaha

Part Number: HRI-HR00124

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle 2017+ M8 129in Power Pack w/ Black Pushrod Tubes & Cam Chain Tensioners - Blk w/ Highlight

Part Number: SSY-310-1225

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• $10 Summit Bucks
• Special Order

CYL WORKS STD BORE KIT YZ450F

Part Number: CLW-20005-K02

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kits RAPTOR +3MM BIG BORE KIT RAPTOR +3MM BIG BORE KIT

Part Number: CLW-21004-K02

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CYL WORKS BIG BORE KIT YZ450F

Part Number: CLW-21005-K02

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kits CYL WORKS STD BORE POWER VALVE CYL WORKS STD BORE POWER VALVE YZ250 '99-15

Part Number: CLW-CW-PV-K01

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kits CYL WORKS BIG BORE POWER VALVE CYL WORKS BIG BORE POWER VALVE INCL SIDE VALVES YZ250 '99-1

Part Number: CLW-CW-PV-K02

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kit STANDARD BORE CYLINDER KIT STANDARD BORE CYLINDER KIT

Part Number: CLW-40004-K03

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: CLW-41004-K02

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 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: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kit, CYL WORKS BIG BORE KIT HUSQVAR

Part Number: CLW-51006-K01

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

STD BORE KIT HI COMP

Part Number: CLW-10001-K01HC

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

STD BORE KIT

Part Number: CLW-10004-K02

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 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: Feb 25, 2026 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: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 10.00 to 1 Compression, Yamaha, Kit

Part Number: VPX-WR00061

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 11.30 to 1 Compression, Kawasaki, Suzuki, Kit

Part Number: VPX-WR101-058

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.10 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-179

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00123

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00107

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00120

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00117

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00048

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order