Engine Kits & Rotating Assemblies

TOP END REPAIR KIT

Part Number: NTI-NX-40008-4K

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-50001-2K

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-30000-6K

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40009-CK

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 46.940mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10080K1

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 46.95mm Bore, Yamaha, Kit

Part Number: NTI-NX-40080K

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 39.460mm Bore, 8.50 to 1 Compression Ratio, KTM, Kit

Part Number: NTI-NX-70001K

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 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: Apr 9, 2026 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: Apr 9, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 74.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-2K

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40000-CK1

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

• Drop Ship
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-3960

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-30050K1

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 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: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

Vehicle Maintenance Kit, Complete Engine Maintenance, OE 99969-6543, Kawasaki, Kit

Part Number: RRA-7-09735

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 20, 2026 if ordered today

• Drop Ship
• Special Order

Vehicle Maintenance Kit, Complete Engine Maintenance, OE 32 789 02-S, Kohler, Kit

Part Number: RRA-7-09747

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Drop Ship
• Special Order

Vehicle Maintenance Kit, Complete Engine Maintenance, OE 24 789 01-S, Kohler, Kit

Part Number: RRA-7-09740

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Drop Ship
• 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: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40085-BK

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-70004-CK

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-20010-CK

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 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: Apr 10, 2026 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: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 91.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-6K

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 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: Apr 10, 2026 if ordered today

• Drop Ship
• Special Order