Engine Kits & Rotating Assemblies

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30025-4K

Not Yet Reviewed

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30008-6K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

• Special Order

Repair Kit, Top End, 66.94mm Bore, High Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40002-4K

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, 75.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003K

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

• Special Order