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

Individual Parts

Results 176 - 200 of 2000 +

Differential Carrier, Positraction, Nodular Iron, GM 8.5/8.6 in., 30 Spline, 2.73 Up Ratio, Each

Part Number: SUM-730968

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Exhaust System, Blackheart LS Swap, 409 Stainless Steel, Natural, Header-Back, Underbody, 3.00 in., Chevrolet, GMC, Kit

Part Number: HOK-705014152RHK

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Rocker Arms, Shaft Mount, Steel, 1.7 Ratio, Chevy, LS, Kit

Part Number: CCA-1982-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Doug's Headers D3350

$100.00 Mail-In Rebate

Price after Manufacturer Rebate: $617.20

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, Mid-length, Steel, Silver Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair

Part Number: DOU-D3350

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

  • $100.00 Mail-In Rebate

    Price after Manufacturer Rebate: $617.20

    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: Today

Intake Manifolds, Fuel Injected, Single Plane Split-Design Race, Aluminum, Natural, Chevrolet, LS GM Engines, LS3, L92 Cylinder Heads, Each

Part Number: HLY-300-290

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

JBA Performance Exhaust Cat4ward Headers 1850S-2JT

$75.00 Mail-In Rebate

Price after Manufacturer Rebate: $741.45

Rebate Expires: 9/30/2025

Get $75 back after rebate on this JBA Header! For more information go to: https://pertronixbrands.com/blogs/rebates

Get $75 back after rebate on qualifying JBA 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, Cat4ward, Stainless Steel, Titanium Ceramic Coated, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L

Part Number: JBA-1850S-2JT

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Today

  • $75.00 Mail-In Rebate

    Price after Manufacturer Rebate: $741.45

    Rebate Expires: 9/30/2025

    Get $75 back after rebate on this JBA Header! For more information go to: https://pertronixbrands.com/blogs/rebates

    Get $75 back after rebate on qualifying JBA 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: Today

Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, GMC, LS Swap, Pair

Part Number: HOK-701015041HKR

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, LS2/3/7, 58X/4X, Main Harness, Plug-and-Play, Extended Length, for Dominator/HP EFI Systems, Chevy, 6.0-7.0L, Each

Part Number: HLY-558-134

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Pro LS 2618 Forged Piston, 4.075 bore, 1.110 C.H., 6cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-1109274075-6

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Pro LS 2618 Forged Piston, 4.075 bore, 1.299 C.H., 2cc Dome, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2L LS3 L92 LS9, Set of 8

Part Number: SUM-2999274075-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Electronic Throttle Control, Drive By Wire, Black Anodized, Cadillac, Chevy, Each

Part Number: LOK-XBDBW-GM06

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Connecting Rods, 4340 Steel, H-Beam, 6.125 in., Cap Screw, Bushed, Chevy, Small Block, LS, Set of 8

Part Number: ESP-6125O3DL19

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Headers, Long Tube, Steel, Titanium Ceramic, Chevy, GMC, Kit

Part Number: BBK-1614

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Camshaft Kit, Pro LS Single Plane, Hydraulic Roller Tappet, Advertised Duration 298/309, Lift .612/.612, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8702-1DS

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Pro LS 2618 Forged Piston, 4.080 bore, 1.326 C.H., 2cc Dome, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2L LS3 L92 LS9, Set of 8

Part Number: SUM-3269434080-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 2, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 2, 2025 if ordered today

Pro LS 2618 Forged Piston, 3.903 bore, 1.299 C.H., 3cc mini dome, Std. Stroke, 6.125 Full-float Rod, NA/Boost/Nitrous, Coated, 5.7L LS1 LS6, Set of 8

Part Number: SUM-2999273903-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Lower Engine Rebuild Kit, Flat Top Pistons, Moly, Standard Rod and Main, Cam Bearings, Chevy, GMC, 5.3L, Kit

Part Number: FEM-BK6080-000

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Radiator, Performance, Module, Aluminum, Polished, Crossflow, 2 Row, Single Fan, Chevy, Pontiac, LS Swap, Kit

Part Number: RAD-CHC547AK

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Camshaft, Hydraulic Roller, Duration 270 Int./270 Exh., Lift 0.570 Int./0.541 Exh., Lobe Separation 118, Chevy, LS, 3-Bolt, GEN III/IV, Each

Part Number: CCA-54-103-11

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Headers, Hot Rodz Engine Swap, Mid-Length, Steel, Silver Ceramic Coated, Chevy, Pontiac, Pair

Part Number: HED-68716

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Alternators and Generators, Elite Series Billet Alternators, 12 V, 370 amps, Black Anodized, Serpentine, Buick, Cadillac, Chevy, GMC, Hummer, Each

Part Number: MEH-B8206370B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Pro LS 2618 Forged Piston, 4.070 bore, 1.110 C.H., 6cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-1109274070-6

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Camshaft Kit, Pro LS, Hydraulic Roller Tappet, Advertised Duration 283/297, Lift .625/.605, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8711-1DS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SUM-8728 Pro LS Big Truck Torkinator Level 2 Cam Kit, Beehive Springs, Seals, 212/218 Dur., 110 + 3, .600/.585 Lift, 3 Bolt, 4.8, 5.3, 6.0, 6.2 Vortec

Part Number: SUM-8728-2-BHV

Not Yet Reviewed

Cannot be shipped Internationally

...Loading

Cannot be shipped Internationally

Cruise Control, Drive-by-Wire, GM, LS, Kit

Part Number: DAK-CRC-1000-3

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Modal Header

Call To Order

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