Engine Kits & Rotating Assemblies

RE-RING KIT PRM. RINGS

Part Number: FEM-205634-00

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30014K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Re-Ring, Moly, 4.060 in. Bore, .030 in. Rod, .020 in. Main, Ford, 351M, Kit

Part Number: FEM-205-624AM632

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RERING KIT

Part Number: FEM-205-6001M000

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40010-6K

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Estimated Ship Date: Oct 31, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-50024-6K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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RERING KIT

Part Number: FEM-2051369M-000

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Estimated Ship Date: Oct 13, 2025 if ordered today

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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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Estimated Ship Date: Nov 3, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10042-4K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Engine Re-Ring, Moly, 4.030 in. Bore, .010 in. Rod, .030 in. Main, Chevy, Small Block, Kit

Part Number: FEM-205-630M-331

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Re-Ring, Cast, 4.040 in. Bore, .030 in. Rod, .030 Main, Chevy, Kit

Part Number: FEM-205-130M-433

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Re-Ring, Moly, 4.030 in. Bore, .020 in. Rod, .010 in. Main, Dodge, 360, Kit

Part Number: FEM-205683AM-321

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Re-Ring, Cast, 3.910 in. Bore, .020 Rod, Dodge, 318, Kit

Part Number: FEM-205217-02

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Re-Ring, Moly, 4.030 in. Bore, .030 in. Rod, Chevy, 350, Kit

Part Number: FEM-205630-33

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Re-Ring, Moly, 4.030 in. Bore, .030 in. Rod, .020 in. Main, Chevy, 350, Kit

Part Number: FEM-205630M-332

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Estimated Ship Date: Oct 13, 2025 if ordered today

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RERING KIT

Part Number: FEM-205-6287M322

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Estimated Ship Date: Oct 13, 2025 if ordered today

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RE-RING KIT

Part Number: FEM-205-1273M311

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10026K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Repair Kit, Top End, 88.95mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10004K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Repair Kit, Top End, 85.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011-4K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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RE-RING KIT ECO. RINGS

Part Number: FEM-205167-02

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Estimated Ship Date: Oct 13, 2025 if ordered today

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