Engine Kits & Rotating Assemblies

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30025-6K

Not Yet Reviewed

Estimated Ship Date: Today

Repair Kit, Top End, 65.97mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000K

Not Yet Reviewed

Estimated Ship Date: Today

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30008-2K

Not Yet Reviewed

Estimated Ship Date: Today

Repair Kit, Top End, 53.950mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10000-BK

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 53.940mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10000K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 53.940mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10000K2

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-10051K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 52.510mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20010-BK

Not Yet Reviewed

Estimated Ship Date: Nov 6, 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: Nov 6, 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: Nov 6, 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: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40026-CKA

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70000K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70002-6CK

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70002-6K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 86.73mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-1K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-20001K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 67.420mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-6K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 84.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-6K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50015-2K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 52.500mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20010K

Not Yet Reviewed

Estimated Ship Date: Nov 7, 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: Nov 7, 2025 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70000-BK

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 65.94mm Bore, High Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40002K

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 78.96mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-2K

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Special Order