CHEVROLET Chevy small block Gen III/IV (LS-based engines) Parts and Accessories

Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400058

5.0 out of 5 stars ( 1 )

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Intake Manifold, Fuel-Injected, Polymer, Black, 102mm Throttle Body, Big Mouth, Billet, Chevy, LS1, LS2, LS6, Kit

Part Number: FST-146302B-KIT

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Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout. 58-tooth GM Reluctor, Ea.

Part Number: CPI-APO31Q-CS58

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Intake Manifold, Fuel-Injected, Complete, Polymer, Black,102mm Throttle Body, Big Mouth, Billet, Chevy, 6.2L, LS3, L76, L92, L99, Kit

Part Number: FST-146102B-KIT

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Radiator Fan Combo, Performance Fit, Aluminum, Natural, Downflow, 2-Row, Dual Fan, Chevy, GMC, Kit

Part Number: GRI-CU-00013-LS

2.0 out of 5 stars ( 2 )

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Radiator and Fan, Aluminum, Crossflow, 33.25 in. W, 18.5 in. H, 6.42 Thk, Dual Fan, Automatic, LS Swap, Kit

Part Number: GRI-CU-70008-LS

2.83 out of 5 stars ( 6 )

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Radiator and Fan, Aluminum, Crossflow, 2-Row, Dual Fan, Chevy, GMC, Kit

Part Number: GRI-CU-70013-LS

3.46 out of 5 stars ( 13 )

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Intake Manifold, Fuel-Injected, LSXRT, Cathedral Port LS1/LS2/LS6, Multi-port, Polymer, Black, Throttle Body, Chevrolet, Small Block LS, Kit

Part Number: FST-146602B-KIT

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Exhaust System, Blackheart, Header-back, 3.00 in. Dual, Split Rear, Stainless, Natural, with Turbo Mufflers, Buick, Chevy, Olds, Pontiac, V8, Kit

Part Number: HOK-70501354RHKR

4.67 out of 5 stars ( 3 )

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Exhaust System, Blackheart, Header-Back, 3.00 in. Dual, Split Rear, Stainless Steel, Natural, with Perforated Tube Mufflers, Chevy, GMC, V8, Kit

Part Number: HOK-70501417RHKR

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Headers, Blackheart, LS Swap, Long Tube, 3 in. Collector Diameter, 1 7/8 in. Tube Diameter, 304 Stainless Steel, Natural, Chevy, Pair

Part Number: HOK-BH14365

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Radiators, Performance Fit, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Aluminum Shroud, Engine Swap, Buick, Chevy, Pontiac, LS, Kit

Part Number: GRI-CU-70019-LS

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: ESP-434640006100

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Exhaust System, Blackheart, Header-back, 3 in. Dual, Split Side, Stainless, Turbo Mufflers, Buick, Chevy, Oldsmobile, Pontiac, V8, Kit

Part Number: HOK-70501364RHKR

4.8 out of 5 stars ( 10 )

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Radiator, Crossflow, 2-row, Aluminum, Natural, Dual Fan, Black Aluminum Shroud, LS-Engine, Buick, Chevy, Pontiac, Kit

Part Number: GRI-CU-00008LS

4.0 out of 5 stars ( 11 )

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Radiator, Crossflow, Aluminum, Natural, Dual Fan, 10.4 amp Draw Per Fan, Buick, Chevy, GMC, Olds, Pontiac, Kit

Part Number: GRI-CU-00010-LS

2.0 out of 5 stars ( 4 )

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Crankshaft, One-piece Seal, Internal Balance, Forged Steel, 3.622 in. Stroke, Cadillac, Chevy, 6.2L, Each

Part Number: NAL-12641691

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Disc Brakes, SLC56, Front, 12.80 in. Rotors, Brake Pads, Cross-Drilled/Slotted Rotor, 4-Piston, Red Powdercoated, BP-10 Brake Pads, Chevrolet, Kit

Part Number: WIL-140-17669-DR

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Headers, LS Engine Swap, Mid-Length, Stainless Steel, Mill Finish, Buick, Chevy, Pontiac, Oldsmobile, Pair

Part Number: JBC-101011

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Radiator and Fan, Performance Fit, Aluminum, Crossflow, 2-Row, Dual Fan, Chevy, Each

Part Number: GRI-CU-70016-LS

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Manual Transmission Installation Kits, Bellhousing, Roller Pilot Bushing, Flywheel, Clutch, Chevy, Small Block LS, Magnum T56, Kit

Part Number: NAL-19301625

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Radiator, LS swap, Cooling Module, Show & Go, Crossflow, Aluminum, LS Engine, 33.75 in. x 18.5 in. x 6.5 in.

Part Number: BCI-82311

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Exhaust System, Blackheart, Crossmember Back, 409 Stainless, Natural, 2.5 in. Diameter, Dual Exit, Engine Swap, Chevy, GMC, Kit

Part Number: HOK-BH14345

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Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Black Shroud, Chevy, GMC, Small Block LS, Kit

Part Number: DWR-6139018A

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• Mfr. Rebate

Product Mail-In Rebate

Rebate Expires: 9/30/2025

Get a FREE Jacket after rebate on this DeWitts product! Go to www.summitracing.com/go/dwr to submit rebate. ...Read More

Get a FREE Jacket after online rebate with the purchase of a qualifying DeWitts Radiator! Go to www.summitracing.com/go/dwr to submit rebate. Valid on purchases made between 9/1/25 and 9/30/25. Claim must be submitted by 1/31/26. This offer cannot be combined with other discounts. Rebate intended for end consumer only. Show Less

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