AFTERBURNER SS Shorty Headers-Chev 396 402 427 454 502 BBC Camaro Chevelle

Replacing or upgrading your exhaust header is necessary for both engine performance and sound. Whether on or off the track, exhaust headers provide more horsepower and improved exhaust sound. AFTERBURNER offers many products to help you create your own custom engine headers. It's really easy and convenient to use.

Features:

1 3/4'' primary tube diameter,

3.000'' collector diameter,

3/8'' thick flange

Easy bolt-on installation,

require NO modification

Specifications :

Brand: AFTERBUNRER Headers

Part Type: Headers

Product Line: Exhaust Headers

Header Style: Shorty

Header Material: Stainless Steel

Primary Tube Outside Diameter (in.): 1 3/4 in.

Header Color: Polished

Flange Style: Standard

Weld-Up: No

Cylinder Head Port Shape: Square

Collector Attachment: 3-bolt flange

Collector Diameter (in.): 3.00

Collector Reducers Included: Yes

Collector Reducer Exit Diameter: 2.500 in.

Tuned: No

Primary Tube Gauge: 16-gauge

Flange Thickness (in.): 3/8

Bolts/Studs Included: Yes

Gaskets Included: Yes

Crossover Pipe Included: No

Catalytic Converter(s) Included: No

Motor Mounts Included: No

Transmission Mount Included: No

Quantity: Sold as a pair.

Note :Chevy 502 big block generation 6 engines with aluminum cylinder heads will have clearance problems on some applications. Bottom of header flanges may hit head bolts.

Fitment Notes : 1-7/8'' to 3''

Exhaust Header for 1965-1975 Chevrolet Chevy GMC Big Block 396 402 427 454 502 6.5L/6.6L/7.4L