Engine Kits & Rotating Assemblies

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.90 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-020

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gasket Kit BOTTOM END KIT BOTTOM END KIT

Part Number: HRI-CBK0040

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Big Bore Cylinder Kit, Forged Piston, 94mm Bore, Arctic Cat, Kawasaki, Suzuki, ATV, Motorcycle, Kit

Part Number: CLW-41001-K01

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 85.47mm Bore, for use on Honda®, Kit

Part Number: NTI-NA-10040-2K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Rebuild Kit, Complete Bottom End, KTM, Kit

Part Number: HRI-CBK0006

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Yamaha, YZ85, Kit

Part Number: HRI-CBK0076

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-215

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-096

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 67.47mm Bore, 9.30 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20001-2K

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 42.950mm Bore, 8.40 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20060K

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Special Order

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: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00114

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BOTTOM END KIT Polaris

Part Number: HRI-HR00117

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, 5.00mm Oversize Bore, Polaris, 10.60 to 1 Compression Ratio, Kit

Part Number: CLW-61001-K01

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 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-WR101-028

Not Yet Reviewed

Estimated Ship Date: Dec 9, 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: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.90 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-140

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-30080-2K

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, for use on Honda®, Kit

Part Number: VPX-WR101-123

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Yamaha, YFM66F, YXR66F, Kit

Part Number: HRI-CBK0116

Not Yet Reviewed

Estimated Ship Date: Dec 1, 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: Tomorrow

• Free Shipping

Rebuild Kit, Complete Bottom End, Suzuki, Kit

Part Number: HRI-CBK0225

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 11.70 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-178

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Yamaha, Kit

Part Number: HRI-CBK0083

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order