Engine Rotating Assemblies & Rebuild Kits

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 23, 2026 if ordered today

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Engine Re-Ring, Cast, 4.360 in. Bore, Standard Rod, Standard Main, Ford, Big Block, Kit

Part Number: FEM-205137M-000

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

Part Number: FEM-2056116M-000

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Engine Re-Ring, Moly, 4.250 in. Bore, Standard Rod, Standard Main, Chevy, 454, Kit

Part Number: FEM-MK6086C-000

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 383

Part Number: SUM-SBCKIT2-300

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Engine Re-Ring, Cast, 3.875 in. Bore, Standard Rod, Standard Main, Chevy, 283, Kit

Part Number: FEM-205-1283M000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .010 in. Rod, Standard Main, Chevy, 6.0 Kit

Part Number: FEM-BK6091-310

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

Part Number: FEM-2051038M-000

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Repair Kit, Top End, 82.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005K

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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

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Repair Kit, Top End, 83.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-4K

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Repair Kit, Top End, 83.000mm Bore, 8.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40006K

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015-6K

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015K

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-40015-4K

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Engine Re-Ring, Moly, 4.120 in. Bore, Standard Rod, Standard Main, Pontiac, 400, Kit

Part Number: FEM-205640M-000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: FEM-205130M-000

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Engine Rebuild, Hypereutectic Flat, 4.060 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT1-611

4.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Engine Rebuild, Cast Flat, 3.736 in. Bore, Standard Rod, Standard Main, Chevy 1987-92, 305, Kit

Part Number: FEM-EMKP1027A000

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Engine Re-Ring, Moly, 4.362 in. Bore, Standard Rod, Standard Main, Ford, 460, Kit

Part Number: FEM-2056322M-000

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Engine Re-Ring, Cast, 4.25 in. Bore, Standard Rod, Standard Main, Chevy, Big Block, Kit

Part Number: FEM-205160M-000

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

Part Number: SUM-RRKIT1-311

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: SUM-RRKIT1-611

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Engine Re-Ring, 4.000 in. Bore, Chevy, 5.7L/350, Kit

Part Number: FEM-MK6038A-000

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Engine Re-Ring, 4.000 in. Bore, Standard Rod, Standard Main, Ford, Kit

Part Number: FEM-MK6116D000

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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