Engine Rotating Assemblies & Rebuild Kits

Repair Kit, Top End, 47.46mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10081-CK

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 68.70mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027-1K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 66.370mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025-CK

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 67.47mm Bore, 8.30 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20036-2K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• 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: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 101.980mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012-BK

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 101.970mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40019-2K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 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-40000K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 79.96mm Bore, 9.90 to 1 Compression Ratio, Arctic Cat, Kawasaki, Kit

Part Number: NTI-NA-20065K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50070K1

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Yamaha, YFM700, YFM700R, Kit

Part Number: HRI-CBK0114

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, KTM, 250 SX-F, Kit

Part Number: HRI-CBK0071

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-10026-BK1

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-50001K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40026-CKA

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40019-4K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 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 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 73.95mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10005K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 78.46mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40010-6K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• 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 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 53.96mm Bore, Suzuki, Kit

Part Number: NTI-NX-30000K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 92.96mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008-4K1

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-20001-4K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order