Engine Rotating Assemblies & Rebuild Kits

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30014-CK

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 87.45mm Bore, 10.20 to 1 Compression Ratio, Arctic Cat, Suzuki, Kit

Part Number: NTI-NA-30050K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 72.96mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-4K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 83.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-2K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 91.97mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 54.500mm Bore, 9.00 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20001K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 47.950mm Bore, 9.50 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30085-BK

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 47.940mm Bore, 9.50 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30085K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 53.940mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000K1

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 47.500mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40008-2K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70000K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70002-6K

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.00 to 1 Compression, Yamaha, Kit

Part Number: VPX-WR101-147

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: VPX-WR101-017

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, Yamaha, Kit

Part Number: VPX-WR101-089

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: CLW-20003-K01

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kits STANDARD BORE KIT STANDARD BORE KIT

Part Number: CLW-60001-K01

Not Yet Reviewed

Estimated Ship Date: Sep 3, 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: Sep 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Suzuki, Kit

Part Number: HRI-CBK0165

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 76.950mm Bore, 12.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20030K

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-20080K1

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 53.96mm Bore, 8.30 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30000-CK

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-30004-BK

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-30024-BK1

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-30080-2K

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Drop Ship
• Special Order