Engine Kits & Rotating Assemblies

Engine Re-Ring, Moly, 3.875 in. Bore, .010 in. Rod, Standard Main, Chevy, 307, Kit

Part Number: FEM-205620M-010

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Engine Re-Ring, Moly, 3.875 in. Bore, .010 in. Rod, .030 Main, Chevy, 307, Kit

Part Number: FEM-205620M-013

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Engine Re-Ring, Moly, 4.005 in. Bore, .010 in. Rod, .010 Main, Chevy, 307, Kit

Part Number: FEM-205620M-311

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Engine Re-Ring, Moly, 4 in. Bore, Standard Rod, Dodge, 360, Kit

Part Number: FEM-205622-00

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Engine Kit, Start Up, Crate Engine, GM, V8, SBC, Kit

Part Number: SUM-CSUMGMINS01

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Cannot be shipped Internationally

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

Part Number: SUM-RRKIT1-033

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

Part Number: SUM-RRKIT1-423

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Engine Re-Ring, 4.040 in. Bore, .030 in. Rod, .010 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-431

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

Part Number: SUM-RRKIT1-433

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QB FULL TOP END SET

Part Number: QDB-56-4293

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Estimated Ship Date: Sep 12, 2025 if ordered today

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Repair Kit, Top End, 76.45mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20000-2K

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Estimated Ship Date: Sep 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-20036K

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Repair Kit, Top End, 84.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-6K

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Estimated Ship Date: Sep 15, 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: Sep 15, 2025 if ordered today

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PISTON KIT - 195CC BORE KIT

Part Number: BRM-411-HCF-1911

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Estimated Ship Date: Sep 17, 2025 if ordered today

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88CC BIG BORE PISTON KIT

Part Number: BRM-411-HXR-5411

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Estimated Ship Date: Sep 17, 2025 if ordered today

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Top End Engine Kits CYL WORKS STD BORE POWER VALVE CYL WORKS STD BORE POWER VALVE YZ250 '99-15

Part Number: CLW-CW-PV-K01

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 17, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40025-BK

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Estimated Ship Date: Sep 16, 2025 if ordered today

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

Part Number: NTI-FX-10035K

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Estimated Ship Date: Sep 16, 2025 if ordered today

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

Part Number: NTI-FX-40032-BK

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Estimated Ship Date: Sep 16, 2025 if ordered today

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

Part Number: NTI-FX-40033K

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Repair Kit, Top End, 90.710mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-3K

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Estimated Ship Date: Sep 16, 2025 if ordered today

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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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Estimated Ship Date: Sep 16, 2025 if ordered today

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TOP END KIT HYPERDRYVE 103.47/+0.50 YAM

Part Number: NTI-NA-40025-2K

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Estimated Ship Date: Sep 16, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-50001-2K

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Estimated Ship Date: Sep 16, 2025 if ordered today

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