JEGS GM LS Engine Swap Headers for 1967-1999 GM Trucks [Ceramic Coated]

GM LS Engine Swap Headers

Fits 1967-1999 GM Trucks

LS1/LS2/LS3/LS6/LS7

Round Port

Heavy-Duty 3/8 in. Thick Flanges

1 3/4 in. O.D. Primary Tubes

3 in. O.D. x 8 in. L Collectors

Steel

Silver Ceramic Coated Finish

Pair JEGS 555-30084 GM LS Swap Headers Feature:

Heavy-Duty 3/8 in. thick flanges to prevent warpage

16-gauge 1 3/4 in. O.D. primary tube diameter

O2 sensor bungs welded on both collectors

Excellent spark plug access

JEGS 555-30084 GM LS Swap Headers Includes:

(12) M8-1.25 x 25.4 mm (1 in.) UHL with 13 mm Hex Flange Head

(2) LS Header Flange Gaskets

JEGS Recommended Engine Mounts:

JEGS LS Engine Swap Motor-Mount Adapters. Adapts Small Block Chevy Motor-Mounts to LS-Series Engine 555-50538

JEGS Solid Engine Mounts. Small Block Chevy 555-50511

JEGS 555-30084 GM LS Swap Headers Notes:

Will not fit 1988-1999 4-wheel drive Chevy & GMC Trucks.

O2 Sensors may need to be relocated on some applications.

These headers are intended for racing and off-road applications only.

Not legal for sale or use in the state of California.

Special Exhaust Headers Notes:

Due to variations in engine and vehicle configurations, installation of aftermarket headers may require minor modifications

Common adjustments include power-steering or A/C bracket relocation, dipstick tube modification, or clearance for steering shaft and clutch linkage

Inspect for worn or collapsed motor mounts, and verify clearance for spark plugs, wires, brake lines, and transmission or fuel lines

Always test-fit headers before painting or coating to ensure proper alignment and clearance

Re-torque after initial heat cycles

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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