Engine Kits & Rotating Assemblies

Repair Kit, Top End, 79.21mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-3K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 92.46mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008-2K1

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-10008-6K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 91.96mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008K1

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-4K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-6K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10014-2K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head NAMURA TOP END REPAIR KIT NAMURA TOP END REPAIR KIT

Part Number: NTI-NA-10014K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-10027-4K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-10042-4K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 76.95mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20000-4K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 86.98mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-2K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 89.98mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10043-2K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 76.45mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20000-2K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 100.470mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40004-2K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40004-6K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 99.970mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40004K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 83.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-4K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, for use on Honda®, CR85R, CR85RB Expert, Kit

Part Number: HRI-CBK0104

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, for use on Honda®, Kit

Part Number: HRI-CBK0045

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-4293

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END KIT 92.97/+0.01 11:1 POL

Part Number: NTI-NA-50098-BK

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END KIT 92.98/+0.02 11:1 POL

Part Number: NTI-NA-50098-CK

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-10025-2K

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Special Order