1990 Engine Kits & Rotating Assemblies

Engine Re-Ring, Moly Rings, 3.736 in. Bore, Standard Rod, Chevy 1987-92, 305, Kit

Part Number: FEM-2056027-00

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

Part Number: FEM-2056254-00

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

Part Number: FEM-2056116-00

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

Part Number: FEM-2051026-00

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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: Jan 13, 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 6, 2026 if ordered today

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Repair Kit, Top End, 74.450mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10002-2K

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Repair Kit, Top End, 74.950mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10002-4K

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Repair Kit, Top End, 72.46mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-2K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40019-2K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Repair Kit, Top End, 65.97mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000K

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Repair Kit, Top End, 73.950mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10002K

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Estimated Ship Date: Jan 13, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20060-BK

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Estimated Ship Date: Jan 5, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40008K

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Estimated Ship Date: Jan 14, 2026 if ordered today

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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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TOP END REPAIR KIT

Part Number: NTI-NA-30080-2K

5.0 out of 5 stars ( 1 )

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ROTATING ASSEMBLY KIT-BBC 572 4.250/4.625 -3cc F

Part Number: MAN-38572RHXX

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ROTATING ASSEMBLY KIT-BBC 632 4.750/4.600 43cc D

Part Number: MAN-29632R

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Competition, Standard Weight Forged Rotating Assembly

Part Number: SCA-1-41839BI

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ROTATING ASSEMBLIE

Part Number: ESP-12136040

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BALANCD STREET & STRIP ASSY CHEV 350 1PC

Part Number: ESP-B13304L04053

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Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-47110BI

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-11012070

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ROTATING ASSEMBLY

Part Number: ESP-B1612603057

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BALANCED COMPETITION ASSEMBLY CHRY. 360

Part Number: ESP-B20202000

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