CHEVROLET Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R243603012

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Re-Ring, Moly, 4.250 in. Bore, Standard Rod, Standard Main, Chevy, 454, Kit

Part Number: FEM-MK6086C-000

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Engine Re-Ring, Cast, 3.875 in. Bore, Standard Rod, Standard Main, Chevy, Buick, Pontiac, Oldsmobile, GMC, 250, Kit

Part Number: FEM-205114M-000

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L07512

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Estimated Ship Date: May 4, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400008

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Estimated Ship Date: Jul 8, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 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-R5836L07012

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Estimated Ship Date: May 15, 2026 if ordered today

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Engine Re-Ring, Moly, 3.766 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 305, Kit

Part Number: FEM-205-6285M311

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24407855

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Rebuild Kit, Master Kit, Standard Size, 4.0 in. Bore, Pistons, Rings, Bearings, Cam, Oil Pump, Timing Set, Gaskets, Chevy, 5.7L, Kit

Part Number: EGN-MKC350G-000

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Estimated Ship Date: May 11, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 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-R24408105

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ESP-B18020030

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Engine Kit, Cast Crank, Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 350, Kit

Part Number: SES-3480000050

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Cannot be shipped Internationally if shipped by air

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Engine Re-Ring, Cast, 4.000 in. Bore, .010 in. Rods, .010 in. Mains, Chevy, V6 4.3L, Kit

Part Number: FEM-205-6505M011

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: FEM-205-6037M600

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Engine Rebuild, Hypereutectic Flat, 4.040 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-411

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally if shipped by air

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 383

Part Number: SUM-SBCKIT2-300

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally if shipped by air

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Engine Re-Ring, 4.030 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-333

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Engine Kit, Crank, Flat-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 355, Kit

Part Number: SES-3483002050

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally if shipped by air

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Piston, I-Beam Rod, Chevy, Small Block, Kit

Part Number: ESP-B13004E030

5.0 out of 5 stars ( 2 )

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Engine Rebuild, Hypereutectic Dish Top, Plasmamoly Rings, Stock Bore, Bearings, Chevy, LS, Kit

Part Number: CMB-08-0072

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400058

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: FEM-2051022M-000

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.098 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit

Part Number: SUM-CR3624098

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Pro LS Piston and Rod Kit, 332 Cid., 3.820 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L8202

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.070 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L07012

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Estimated Ship Date: May 15, 2026 if ordered today

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