Engine Kits & Rotating Assemblies

Repair Kit, Top End, 67.94mm Bore, 10.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40026K

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

• Special Order

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: Monday 10/13/2025

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Repair Kit, Top End, 67.35mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025-4K

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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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: Monday 10/13/2025

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TOP END REPAIR KIT

Part Number: NTI-NA-50070-BK1

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Repair Kit, Top End, 93.47mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004-6K

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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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: Monday 10/13/2025

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-2K

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Repair Kit, Top End, 83.500mm Bore, 8.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40006-2K

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Cylinder Head NAMURA TOP END REPAIR KIT NAMURA TOP END REPAIR KIT

Part Number: NTI-NA-20005-2K

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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TOP END REPAIR KIT

Part Number: NTI-NA-10040-4K

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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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: Monday 10/13/2025

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Engine Re-Ring, Moly, 4.155 in. Bore, Standard Rod, Chevy, 400, Kit

Part Number: FEM-205618-00

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Re-Ring, Moly, 4.000 in. Bore, Standard Rod, Chevy, 350, Kit

Part Number: FEM-2056156-00

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

• Free Shipping

Engine Re-Ring, Cast, 4 in. Bore, Standard Rod, Chevy, 350, Kit

Part Number: FEM-2051038-00

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Re-Ring, Cast, 4 in. Bore, .010 in. Rod, .010 in. Mains, Chevy, 350, Kit

Part Number: FEM-2051038M-011

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Re-Ring, Moly, 4 in. Bore, .020 in. Rod, .020 in. Main, Chevy, Small Block, Kit

Part Number: FEM-205-662M-022

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Re-Ring, Moly, 4.000 in. Bore, .020 in. Rod, .030 in. Main, Chevy, 327, Kit

Part Number: FEM-205-662M-023

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

• Free Shipping

Engine Re-Ring, Moly, 3.910 in. Bore, Standard Rod, Dodge, 318, Kit

Part Number: FEM-205-717

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Re-Ring, Cast, 3.736 in. Bore, Standard Rod, Standard Main, Chevy, 305, Kit

Part Number: FEM-2051026M-000

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Re-Ring, Cast, 3.736 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 305, Kit

Part Number: FEM-2051027M-011

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

• Free Shipping

Engine Re-Ring, Cast, 4 in. Bore, Standard Rod, Standard Mains, Chevy, 350, Kit

Part Number: FEM-2051037M-000

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

• Free Shipping

Engine Re-Ring, Moly, 4.000 in. Bore, .010 in. Rod, .010 in. Main, Ford, 5.0L, Kit

Part Number: FEM-205-6345M011

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Rebuild Kit, Re-Ring Kit, 3.750 in. Bore, Rings, Gasket Set, Rod Bearings, Standard Size, Assembly Lube, AMC, Jeep, 4.2L, Kit

Part Number: FEM-205-716-00

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Engine Re-Ring, Cast, 4.000 in. Bore, Standard Rod, Ford, 351W, Kit

Part Number: FEM-2051116-00

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

• Free Shipping