1983 Powersports Piston and Ring Kits

Repair Kit, Top End, 40.000mm Bore, 6.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40005K

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Estimated Ship Date: Jan 26, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40008K

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Repair Kit, Top End, 47.500mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40008-2K

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-10051K

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-10051-2K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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