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

Crankshaft, Pro LS, 4340 Forged Steel, 4 in. Stroke, 24X Reluctor, Lightened Rod Journals, Gun-drilled Mains, Internal balanced, LS1, Each

Part Number: SUM-180LS400024X

5.0 out of 5 stars ( 2 )

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Radiator/Fan Shroud Combo, LS Swap, Crossflow, Dual-Row, Aluminum, Natural, Transmission Cooler, 33.25 in. Wide, 19.00 in. High, 3.00 in. Thick, Kit

Part Number: SUM-381444-KIT1

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Pro LS 4340 Forged Steel Crank, 4.000 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3

Part Number: SUM-180LS400058X

4.83 out of 5 stars ( 6 )

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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, Performance, Crossflow, Aluminum, Polished, 2-row, Dual Fan, Aluminum Shroud, Chevrolet, GMC, LS Engine Swap, Kit

Part Number: RAD-GMT556A21SSK

3.0 out of 5 stars ( 2 )

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Crankshaft, 4140 Steel, Forged, 4.000 in. Stroke, Chevy LS1, 24-Tooth Reluctor, Each

Part Number: ESP-534640006100

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Radiator, Performance, Module, Aluminum, Polished, Crossflow, 2 Row, Dual 14 in. Fans, LS Swap, Kit

Part Number: RAD-GMT558ALSSK

1.0 out of 5 stars ( 1 )

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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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Suspension Package, Domestic B12, Lowering, Coil Springs, Shocks/Struts, Chevy, Pontiac, Kit

Part Number: BSN-46-200402

4.25 out of 5 stars ( 12 )

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Headers, Super Competition, Long Tube, Ceramic Coated, Chevy, 4.8, 5.3, 5.7, 6.0L, Pair

Part Number: HOK-2292-1HKR

3.25 out of 5 stars ( 4 )

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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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Pro LS 4340 Forged Steel Crank, 3.622 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3

Part Number: SUM-180LS362258X

5.0 out of 5 stars ( 1 )

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Radiator/Fan Shroud Combo, LS Swap, Crossflow, Dual-Row, Aluminum, Natural, Transmission Cooler, 31.25 in. Wide, 18.62 in. High, 3.00 in.Thick, Kit

Part Number: SUM-381446-KIT1

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Clutch Kit, Manual Transmission Conversion, Chevy, Small Block LS Series, M21, M22, SM420, SM465, NV4500, Center Force Clutch, Kit

Part Number: ADD-712500M-CF

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Catalytic Converter, Direct Fit, Stainless Steel, Cadillac, Chevy, GMC, Each

Part Number: WLK-83482

3.8 out of 5 stars ( 5 )

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Coilover Shocks, Lowered, -1.00 in. -3.00 in. Front, Chevy, GMC, Kit

Part Number: BEL-15002

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Headers, Long Tube, Stainless Steel, 1.75 in. Primary Tube, 3 in. Collector, Chevy, LS Swap, Pair

Part Number: DOU-D3336-SS

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• Mfr. Rebate

$100.00 Mail-In Rebate

Price after Manufacturer Rebate: $960.95

Rebate Expires: 9/30/2025

Get $100 back after rebate on this Dougs Header! For more information go to: https://pertronixbrands.com/blogs/rebates ...Read More

Get $100 back after rebate on qualifying Dougs Headers! Go to https://pertronixbrands.com/blogs/rebates for a complete list of products and to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. Rebate submission must be postmarked by 10/31/25. Limit one rebate per household. Allow 3-4 weeks for processing. Rebate for end consumer only. Valid in the USA, Canada and Puerto Rico. Show Less

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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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Exhaust Systems, LS Swap, Header-back, Dual, Stainless Steel, Natural, Rear Exit, X-pipe, Chevrolet, Pontiac, Small Block LS, Kit

Part Number: DOU-DES104

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Crankshaft, One-piece Seal, Internal Balance, Forged 4140 Steel, 3.622 in. Stroke, 6.100 in. Rod Length, Chevrolet, Small Block LS, Each

Part Number: ESP-534636226100

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Headers, Long Tube One-piece, Steel, Black Ceramic Coated, Round Port, Chevrolet, Small Block LS, Pair

Part Number: DOU-D3348-B

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Clutch Kit, Performance HD, Single Disc, 26-Spline, 1.125 in. Diameter, 12 in. Disc Diameter, Metallic, with Flywheel, 6-Bolt, Chevy, LS, Kit

Part Number: RAM-25-931HPG

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Disc Brake Kit, Rear Conversion, Solid Surface Rotors, Zinc Plated Calipers, 6 x 5.50 in. Bolt Pattern, 11.63 in. Diameter Rotors, Chevy, GMC, Kit

Part Number: LEB-RC6006

4.0 out of 5 stars ( 1 )

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Rack and Pinion, Manual, Aluminum, Natural, Chevy, Pontiac, Kit

Part Number: BMR-RK002R

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