CHEVROLET Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit ring, H Bearings

Part Number: SUM-R24368983

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Estimated Ship Date: Monday 1/5/2026

Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244000020

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Estimated Ship Date: Monday 1/5/2026

Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.7:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244081012

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Estimated Ship Date: Monday 1/5/2026

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8102

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Estimated Ship Date: Monday 1/5/2026

Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24408205

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Estimated Ship Date: Monday 1/5/2026

Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit ring, H Bearings

Part Number: SUM-R2436L0002

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Estimated Ship Date: Monday 1/5/2026

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360302

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Estimated Ship Date: Monday 1/5/2026

PRO STREET ASSEMBLY CHEV LS3

Part Number: ESP-637904075

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Estimated Ship Date: Feb 6, 2026 if ordered today

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PRO STREET ASSEMBLY CHEV 400

Part Number: ESP-62161040

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Estimated Ship Date: Feb 9, 2026 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-12305L030

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Estimated Ship Date: Jan 30, 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-B12111060

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Engine Re-Ring, Moly, 3.905 in. Bore, .010 in. Rod, .010 in. Main. Chevy, 283, Kit

Part Number: FEM-205619M-311

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Estimated Ship Date: Monday 1/5/2026

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ROTATING ASSEMBLY

Part Number: ESP-62010030

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Estimated Ship Date: Jan 29, 2026 if ordered today

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BALANCED PRO STREET ASSEMBLY CHEV 350

Part Number: ESP-B62303040

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Big Block, Kit

Part Number: SCA-1-91810BI

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-B18022L030

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Estimated Ship Date: Feb 9, 2026 if ordered today

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SBC Forged 427 Balanced Assembly, 4 in. stroke, 350 main, 2 pc. RMS, H-Beam Rod, Forged Piston 11.2:1@ 58cc, 10.5:1@64cc, 10.25:1@67cc, 9.75:1@72cc

Part Number: SUM-SBC427RB125

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Estimated Ship Date: Monday 1/5/2026

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

Part Number: SCA-1-41755

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-B18020L030

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Big Block, Kit

Part Number: SCA-1-91605BI

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Estimated Ship Date: Mar 13, 2026 if ordered today

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

Part Number: SCA-1-41255

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Engine Re-Ring, Moly, 4.060 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 350, Kit

Part Number: FEM-205-6038M611

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Estimated Ship Date: Monday 1/5/2026

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BALANCED STREET & STRIP ASSY CHEV 396

Part Number: ESP-B182164185

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Estimated Ship Date: Jan 21, 2026 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-B18321060

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Estimated Ship Date: Jan 21, 2026 if ordered today

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STROKER KIT

Part Number: ESP-62304L040

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