Engine Kits & Rotating Assemblies

Case-Gear Reduction

Part Number: PWD-792746

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70004-CK

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70020K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-30080-6K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

• 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: Aug 11, 2025 if ordered today

• Special Order

Repair Kit, Top End, 68.95mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10025-2K

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• 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: Jul 21, 2025 if ordered today

• Special Order

Repair Kit, Top End, 66.920mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-4K

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Special Order

Repair Kit, Top End, 74.950mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10002-4K

Not Yet Reviewed

Estimated Ship Date: Aug 7, 2025 if ordered today

• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30025-4K

Not Yet Reviewed

• Special Order

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: Jul 21, 2025 if ordered today

• 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: Aug 7, 2025 if ordered today

• 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: Aug 11, 2025 if ordered today

• 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: Aug 7, 2025 if ordered today

• Special Order

Repair Kit, Top End, 83.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-4K

Not Yet Reviewed

Estimated Ship Date: Aug 1, 2025 if ordered today

• 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: Jul 21, 2025 if ordered today

• Special Order

Repair Kit, Top End, 53.960mm Bore, 10.80 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40001-CK

Not Yet Reviewed

Estimated Ship Date: Jul 22, 2025 if ordered today

• Special Order

Repair Kit, Top End, 47.44mm Bore, 8.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40085K

Not Yet Reviewed

Estimated Ship Date: Aug 1, 2025 if ordered today

• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70000K

Not Yet Reviewed

Estimated Ship Date: Aug 7, 2025 if ordered today

• Special Order

Repair Kit, Top End, 53.940mm Bore, 10.80 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40001K

Not Yet Reviewed

Estimated Ship Date: Aug 1, 2025 if ordered today

• Special Order

Repair Kit, Top End, 46.940mm Bore, 8.20 to 1 Compression Ratio, KTM, Kit

Part Number: NTI-NX-70004K

Not Yet Reviewed

Estimated Ship Date: Aug 7, 2025 if ordered today

• Special Order

Repair Kit, Top End, 66.97mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-4K

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015-4K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

• 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: Aug 7, 2025 if ordered today

• 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: Aug 1, 2025 if ordered today

• Special Order