Engine Kits & Rotating Assemblies

Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50070K1

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Estimated Ship Date: Aug 1, 2025 if ordered today

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Repair Kit, Top End, 90.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-2K

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Repair Kit, Top End, 90.960mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-4K

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

Part Number: NTI-NA-10000-6K

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TOP END REPAIR KIT

Part Number: NTI-NA-20070-2K

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TOP END REPAIR KIT

Part Number: NTI-NA-30050-BK

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TOP END REPAIR KIT

Part Number: NTI-NA-50001-2K

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Repair Kit, Top End, 81.45mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-6K

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Repair Kit, Top End, 83.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-2K

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Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025K

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Repair Kit, Top End, 95.500mm Bore, 8.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40007-2K

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Repair Kit, Top End, 100.470mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010-2K

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Repair Kit, Top End, 100.670mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010-4K

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TOP END REPAIR KIT

Part Number: NTI-NA-40010-6K

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Repair Kit, Top End, 100.470mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40004-2K

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Repair Kit, Top End, 99.970mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40004K

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Repair Kit, Top End, 66.350mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025K

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TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)

Part Number: NTI-FX-40045K

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Estimated Ship Date: Jul 28, 2025 if ordered today

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RE-RING KIT PRM. RINGS

Part Number: FEM-205634-00

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RE-RING KIT ECO. RINGS

Part Number: FEM-205134-00

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RE-RING KIT ECO. RNGS. & MAINS

Part Number: FEM-205147M-311

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Engine Re-Ring, Cast, 4.130 in. Bore, Standard Rod, Ford, FE, Kit

Part Number: FEM-205172-00

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RE-RING KIT ECO. RINGS

Part Number: FEM-205174-00

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RE-RING KIT ECO. RINGS

Part Number: FEM-205390-00

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RE-RING KIT PRM. RINGS

Part Number: FEM-205890-00

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