Engine Kits & Rotating Assemblies

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

Part Number: FEM-2051026-00

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

Part Number: FEM-205158M-000

4.0 out of 5 stars ( 1 )

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Engine Re-Ring, Cast, 3.875 in. Bore, Standard Rod, Jeep, L6, Kit

Part Number: FEM-2051879000

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Engine Re-Ring, Moly, 4.030 in. Bore, Standard Rod, Ford, 351W, Kit

Part Number: FEM-205761-30

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

Part Number: FEM-205124-00

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Engine Re-Ring, Moly, 4.030 in. Bore, Standard Rod, Ford, 289/302, Kit

Part Number: FEM-205-653-300

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

Part Number: FEM-205761-00

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Engine Re-Ring, Cast, 4.125 in. Bore, Standard Rod, Chevy, 400, Kit

Part Number: FEM-205118-00

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Engine Re-Ring, Moly, 4.000 in. Bore, Standard Rod, Chevy, 327, Kit

Part Number: FEM-205662-00

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019-2K

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Estimated Ship Date: Feb 2, 2026 if ordered today

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

Part Number: FEM-205630-30

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Engine Re-Ring, Cast, 4 in. Bore, Standard Rod, Ford, 302, Kit

Part Number: FEM-205260-00

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

Part Number: FEM-205630-00

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Top-End Piston Kit, Cast Aluminum, 48.000mm Bore, Suzuki, Kit

Part Number: VPX-VTK22877B

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Engine Re-Ring, 4.060 in. Bore, .010 in. Rod, .020 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-612

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Engine Re-Ring, 4.060 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-633

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

Part Number: SUM-RRKIT1-022

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Engine Re-Ring, 4.030 in. Bore, .020 in. Rod, .010 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-321

3.0 out of 5 stars ( 1 )

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

Part Number: FEM-205158-00

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22863B

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Repair Kit, Top End, 86.470mm Bore, 8.20 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10001-2K

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Repair Kit, Top End, 83.450mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-2K

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Repair Kit, Top End, 84.97mm Bore, for use on Honda®, Kit

Part Number: NTI-NA-10040K

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Repair Kit, Top End, 89.960mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000K

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Repair Kit, Top End, 71.96mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000K

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Estimated Ship Date: Jan 30, 2026 if ordered today

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