Summit Racing SpeedCard - learn how to get 10% back up to $100

Summit Racing SpeedCard - learn how to get 10% back up to $100

Haul in the Savings - Shop the Truck Savings Event Today!

CHEVROLET 4-8L-294 CHEVY-SMALL-BLOCK-GEN-III-IV-LS-BASED-ENGINES Parts and Accessories

Individual Parts

Results 51 - 75 of 331

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Polished, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-176

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Headers, Shorty, Stainless Steel, Ceramic Coated, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair

Part Number: GIB-GP129S-C

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

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

Part Number: GRI-CU-00009-LS

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Intake Manifolds, LS Modular, Ultra Lo-Ram EFI, Cathedral Port Head, Multi-port, Standard Deck, 105mm Bore, Aluminum, Silver, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-621

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Oil Pans, Drag Race, Aluminum, 7 Quart, Wet Sump, Billet Oil Filter Adapter, 1/4 in. NPT Sensor Port, Chevrolet, Pontiac, LS Swap, Each

Part Number: MOR-21149

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Throttle Bodies, LS Style, Multi-Port Injection, Cable Actuated, 1 Venturi, 95mm, Billet Aluminum, Black Anodized, Chevy, 4.8-7.0L, LS Based, Each

Part Number: HLY-112-585

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

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

Part Number: WLK-83482

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Doug's Headers D3355

$100.00 Mail-In Rebate

Price after Manufacturer Rebate: $825.70

Rebate Expires: 9/30/2025

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

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.

Headers, Shorty, Steel, Silver Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair

Part Number: DOU-D3355

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

  • $100.00 Mail-In Rebate

    Price after Manufacturer Rebate: $825.70

    Rebate Expires: 9/30/2025

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

    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.

...Loading

Estimated Ship Date: Monday 9/22/2025

Engine Swap Kits, Swap-In-A-Box Complete, Mid-length Natural Steel Headers, Motor Mounts, Red Oil Pan, Chevy, GMC, 4.8L, 5.3L, 6.0L, Kit

Part Number: TRD-42161

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Connecting Rods, H-beam, Forged 4340 Steel, Magnafluxed, 6.125 in. Length Center To Center, Chevrolet, Small Block LS, Set of 8

Part Number: BTC-S0368

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Alternator, Polished, 170 Amp, Ford, Chevy, Chrysler, Dodge, Plymouth, V8, Each

Part Number: BSP-12050

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Nitrous Oxide System, 3-Bolt Throttle Body, Wet, +350 hp, 10 lb. Bottle, GM, LS, Kit

Part Number: NEX-20935-10

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Pistons, Dish, Competition Series, Forged Aluminum, 4.070 in. Bore, -11.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11589-R1-8

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Lifter; Short Travel Race Hydraulic Roller Lifter; 16 pc.; Drop In; REM-Surfaces; Black Oxided

Part Number: CCA-15850-16

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Lifter, Sportsman, Mechanical Roller, Vertical Link, 0.842 in. Diameter, w/ Bearing, Seat Height 2.210 in., GEN III/IV LS, Chevy, Set of 16

Part Number: CCA-96956-16

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Throttle Body, Drive-By-Wire, 120mm Bore Size, MPI, Billet Aluminum, Black Anodized, Chevy, LS, Each

Part Number: NWP-SD120LSBK

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Exhaust Manifolds, Turbo, Ductile Iron, Silver Ceramic, 3.0 in. Turbo Outlet/2.25 in. Crossover Connection, Chevrolet LS, Gen III/Gen IV, Pair

Part Number: HOK-8510-1HKR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4140 Steel, 4.000 in. Stroke, 58-Tooth Reluctor, Chevy, LS, Each

Part Number: ESP-534740006100

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Nitrous Oxide Systems, X-Series, Air Intake Tube Delivery, Wet, 200 hp, 10 lb. Bottle, Black Powdercoated, WOT Switch, Chevy, Kit

Part Number: NXO-22-81000

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

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

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Throttle Body, MPI, 112mm, Billet Aluminum, Natural, Chevy, LS, Each

Part Number: NWP-SD112LSX

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

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

Part Number: DOU-D3348-B

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Fuel pump, Electric, In-Tank, Dual Phantom 340, Gasoline, E85, Chevy, GMC, Each

Part Number: AEI-18357

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Loaded Intake, LS3, Aluminum, 750 HP, Kit

Part Number: FIF-70074

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Camshaft Kits, Thumpr LS Camshaft Packages, Hydraulic Roller Tappet, 272 Int./291 Exh. Advertised Duration, Pushrods, Chevrolet, 4.8L, 5.3L, 6.0L, Kit

Part Number: CCA-CK54-700-11

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

...Loading

Estimated Ship Date: Monday 9/22/2025

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.