1990 Engine Kits & Rotating Assemblies

S&S Cycle 86-19 Sportster Models 883 to 1200cc Conversion Kit - Wrinkle Black

Part Number: SSY-910-0687

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Estimated Ship Date: Feb 25, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 615 4.625/4.600 43cc D

Part Number: MAN-39615H

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Estimated Ship Date: Mar 20, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 615 4.625/4.600 43cc D

Part Number: MAN-39615HX

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Estimated Ship Date: Mar 20, 2026 if ordered today

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KIT-BBC 615 4.625/4.600 43cc DOME

Part Number: MAN-39615

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Estimated Ship Date: Mar 20, 2026 if ordered today

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KIT-BBC 615 4.625/4.600 -3cc F

Part Number: MAN-38615

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Estimated Ship Date: Mar 20, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 615 4.625/4.600 -3cc F

Part Number: MAN-38615H

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Estimated Ship Date: Mar 20, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 615 4.625/4.600 -3cc F

Part Number: MAN-38615HX

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Rotating Assembly

Part Number: SCA-194105BE-STD

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Engine Rotating Assemblies Bore 4.060 5.400" rod 3.400" stroke +6.00 cc floating

Part Number: SCA-194170BE060

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, 5.7L, Kit

Part Number: ESP-B15505L00053

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Estimated Ship Date: Mar 24, 2026 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-16129040

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-16022030

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

Part Number: ESP-B14123030

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Engine Rotating Assembly, Forged Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-10602030

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Estimated Ship Date: Mar 16, 2026 if ordered today

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

Part Number: ESP-12110040

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Estimated Ship Date: Mar 16, 2026 if ordered today

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

Part Number: ESP-12110060

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Estimated Ship Date: Mar 16, 2026 if ordered today

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

Part Number: ESP-12111040

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Estimated Ship Date: Mar 16, 2026 if ordered today

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

Part Number: ESP-12111060

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Estimated Ship Date: Mar 16, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-50001-2K

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Repair Kit, Top End, 80.95mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-4K

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Estimated Ship Date: Feb 25, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20080-CK2

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Repair Kit, Top End, 66.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-2K

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Repair Kit, Top End, 66.97mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-4K

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Repair Kit, Top End, 67.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-6K

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Estimated Ship Date: Feb 25, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10026-BK

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Estimated Ship Date: Feb 25, 2026 if ordered today

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