Availability
Repair Kit, Top End, 40.000mm Bore, 6.00 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NX-40005K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Repair Kit, Top End, 83.450mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40005-2K
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Repair Kit, Top End, 53.950mm Bore, 10.70 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NX-40009K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Repair Kit, Top End, 81.96mm Bore, 9.00 to 1 Compression Ratio, Arctic Cat, Suzuki, Kit
Part Number: NTI-NA-30010K
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Repair Kit, Top End, 84.98mm Bore, 9.30 to 1 Compression Ratio, Kawasaki, Kit
Part Number: NTI-NA-20075-CK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Repair Kit, Top End, 82.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40005K
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-10012-2K
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Repair Kit, Top End, 91.96mm Bore, 9.20 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10008K
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50080-BK
Not Yet Reviewed
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Cylinder Head NAMURA TOP END REPAIR KIT NAMURA TOP END REPAIR KIT
Part Number: NTI-NA-20005-2K
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-50081K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-20040K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-20062K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
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: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Repair Kit, Top End, 84.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40011K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
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: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-40005-2K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-40005-4K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Repair Kit, Top End, 66.360mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NX-40025-BKA
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NX-40025KA
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-40013-CK
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-40013K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Repair Kit, Top End, 79.950mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50080K
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-50090-BK
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.