Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L00512

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R58368102

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Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R58368202

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Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R58368983

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Pro LS Rotating Assembly, 371 Cid., 4.040 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0402

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Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 bore, 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0702

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Pro LS 4340 Rotating Assembly, 378 Cid., 4.080 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L08012

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Pro LS 4340 Rotating Assembly, 378 Cid., 4.080 bore, 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0802

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Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L7807

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Pro LS Rotating Assembly, 326 Cid, 3.785 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Ring, H Bearing

Part Number: SUM-R5836L7852

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Pro LS Rotating Assembly, 326 Cid., 3.785 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L7857

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8102

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HD IN-FRAME KIT

Part Number: CLE-4685100STD

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Estimated Ship Date: Jan 19, 2026 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565055STD

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Estimated Ship Date: Feb 2, 2026 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565049STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4805027STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4805032STD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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KIT-BBC 555 4.250/4.560 -3cc F

Part Number: MAN-28555

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Estimated Ship Date: Feb 2, 2026 if ordered today

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KIT-BBC 555 4.250/4.560 -3cc F

Part Number: MAN-28555H

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Estimated Ship Date: Feb 2, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 565 4.250/4.600 43cc D

Part Number: MAN-29565RH

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Estimated Ship Date: Feb 2, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 565 4.250/4.600 43cc D

Part Number: MAN-29565RHX

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Estimated Ship Date: Feb 2, 2026 if ordered today

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KIT-BBC 555 4.250/4.560 -3cc F

Part Number: MAN-28555HX

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Estimated Ship Date: Feb 2, 2026 if ordered today

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KIT-BBC 555 4.250/4.560 -3cc F

Part Number: MAN-28555R

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Estimated Ship Date: Feb 2, 2026 if ordered today

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KIT-BBC 555 4.250/4.560 -3cc F

Part Number: MAN-28555RH

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Estimated Ship Date: Feb 2, 2026 if ordered today

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KIT-BBC 555 4.250/4.560 -3cc F

Part Number: MAN-28555RHX

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Estimated Ship Date: Feb 2, 2026 if ordered today

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