Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0702

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Estimated Ship Date: Monday 7/21/2025

Pro LS 4340 Rotating Assembly, 377 Cid., 4.075 bore, 3.622 stroke, 24X, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L07512

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Estimated Ship Date: Monday 7/21/2025

Pro LS 4340 Rotating Assembly, 377 Cid., 4.075 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0752

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Estimated Ship Date: Monday 7/21/2025

Pro LS Rotating Assembly, 371 Cid., 4.040 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L0402

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

HD IN-FRAME KITS

Part Number: CLE-45955241STD

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Estimated Ship Date: Jul 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565049STD

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Estimated Ship Date: Aug 25, 2025 if ordered today

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3.622" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334536236100

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Estimated Ship Date: Aug 19, 2025 if ordered today

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4.000" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334540016100

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Estimated Ship Date: Aug 19, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4685100STD

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Estimated Ship Date: Aug 4, 2025 if ordered today

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KIT-BBC 598 4.500/4.600 -3cc F

Part Number: MAN-28598R

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Estimated Ship Date: Sep 2, 2025 if ordered today

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KIT-BBC 598 4.500/4.600 -3cc F

Part Number: MAN-28598RH

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Estimated Ship Date: Sep 2, 2025 if ordered today

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KIT-BBC 598 4.500/4.600 -3cc F

Part Number: MAN-28598RHX

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Estimated Ship Date: Sep 2, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4685149STD

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Estimated Ship Date: Aug 4, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-45955251STD

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Estimated Ship Date: Jul 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4685128STD

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Estimated Ship Date: Aug 27, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565055STD

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Estimated Ship Date: Aug 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595519STD

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Estimated Ship Date: Aug 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4895016STD

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Estimated Ship Date: Aug 28, 2025 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 2, 2025 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030H

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Estimated Ship Date: Sep 2, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: MAN-290935

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Estimated Ship Date: Sep 2, 2025 if ordered today

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.035

Part Number: MAN-290935H

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Estimated Ship Date: Sep 2, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595442STD

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Estimated Ship Date: Sep 3, 2025 if ordered today

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S&S Cycle 2017 M8 Models 128in Oil Cooled Power Pack w/ Chrome Pushrod Tubes w/o Highlight

Part Number: SSY-310-1105B

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Estimated Ship Date: Aug 11, 2025 if ordered today

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S&S Cycle 2017 M8 Models 128in CI Oil Cooled w/ Chrome Pushrod Tubes & Highlighted Fins

Part Number: SSY-310-1106A

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Estimated Ship Date: Aug 11, 2025 if ordered today

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