CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584000020

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Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R58408205

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Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 58x, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R584082012

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Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 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-R58369033

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Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 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-R5836L06512

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.098 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R58368107

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Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.098 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R58368207

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Estimated Ship Date: Tomorrow if ordered today

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Accessory Drive System, Serpentine, 6-groove, Polished Finished, Power Steering, Chevy LS, Kit

Part Number: AAY-FDS-LS-103

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Estimated Ship Date: Aug 6, 2025 if ordered today

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Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Counterclockwise, Power Steering, GM 2, Polished, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-186P

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 58x, 6.098 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58360002

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Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0052

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COMPETITION ASSEMBLY CHEV LS 4.8/5.3

Part Number: ESP-127623810

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 1-Piece Seal, Chevy, 408, Kit

Part Number: ESP-129384030

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 1-Piece Seal, Chevy, 383, Kit

Part Number: ESP-129123905

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Cylinder Head, Factory Mast, 71cc Combustion Chamber, Assembled, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS7, Pair

Part Number: MML-CHLSX302526

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Estimated Ship Date: Aug 8, 2025 if ordered today

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Cylinder Head, Factory Mast, 71cc Combustion Chamber, Assembled, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX302525

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Estimated Ship Date: Aug 8, 2025 if ordered today

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COMPETITION ASSEMBLY CHEV LS2

Part Number: ESP-127744010

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Accessory Drive System, Serpentine, 6-groove, Machined Finished, Power Steering, Air Conditioning, Chevy LSA, Kit

Part Number: AAY-FDS-LSA-301

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 6, 2025 if ordered today

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Pulley Kit,8 rib serpentine,Chevy LS,Aluminum,AC,Power Steering-No Reservoir,170A,Raw Machined finish

Part Number: EMS-MS117-86RM

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Pulley Kit, Serpentine, Chevy LS, Aluminum, NO AC, Power Steering-No Reservoir, 140A, Balancer, Bright Polished, 2 box

Part Number: EMS-MS107-62RP

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Pulley Kits, LS Swap, Serpentine, Alternator, Power Steering, A/C, Kit

Part Number: HLY-20-162P

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Cylinder Heads, 210cc LSX Mongoose Street, Aluminum, Bare, 66cc Chamber, 185cc Intake, Chevrolet, LS, Pair

Part Number: AFR-1520

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Estimated Ship Date: Aug 7, 2025 if ordered today

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Engine Block, 6.0L, LQ4/LQ9, Cast Iron, 9.240 in Deck Height, 4.002 in. Cylinder Bore, Chevy, Each

Part Number: NAL-12733807

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, 6.0L LS, Kit

Part Number: ESP-129104030

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 24X, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit ring, H Bearing

Part Number: SUM-R24369033

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Estimated Ship Date: Today