Hedman Headers Chev SB for 71-94, 283/400 - Set#HED68290

HEDMAN LONG-TUBE headers fit a variety of popular 1971-1993 Chevy Passenger cars, including Impala, Caprice and Bel Air; 1970-1977 Monte Carlo (A-Body) , and 1964-1977 Chevy Chevelle, Malibu and El Camino models fitted with a SB Chevy (Gen 1) engine. The smooth 1-5/8 in tube design provides ample exhaust flow to let your 283-400 SB Chevy engine breathe easy, and produce maximum horsepower and torque. 

Each set includes a pair of gaskets, header flange bolts and collector bolts. No collector gasket is needed.

GM Cars

Specifications :

Product Type: Headers

Product Line: Hedman Street Headers

Header Style: Long tube one-piece

Header Material: Steel

Header Color: Temporary non-high temperature paint

Weld-Up: No

Primary Tube Outside Diameter: 1 5/8"

Flange Style: Standard

Cylinder Head Port Shape: Round

Collector Attachment: Ball and socket flange

Collector Diameter: 3.00"

Collector Reducers Included: Yes

Collector Reducer Exit Diameter: 2.500"

Tuned: No

Primary Tube Gauge: 18-gauge

Spark Plug Position: Angle/Straight

Flange Thickness: 0.250"

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 Set

Notes: For use on models without A.I.R. The paint applied to these headers is a temporary coating only and is designed to burn off during use. High temperature paint or other high temperature coatings are recommended.