Headers, Hedman, 1970-72 Cutlass Supm, w/Olds 260-403ci, 1-3/4", Full Length

1970-72 Oldsmobile Cutlass Supreme Headers, (260-403, 1-3/4", Full-Length), by Hedman®

16-gauge mild steel tubing with 3" gasketless collectors.

These Hedman® headers use 16-gauge mild steel tubing and 5/16" head flanges. The 1-3/4" primary tubes lead to 3" ball-and-socket collectors that seal without collector gaskets. Available finishes include uncoated, silver ceramic and Black Maxx ceramic. The uncoated mild-steel version has temporary paint that burns off during use. Includes head gaskets, exhaust reducers and mounting hardware. Without A.I.R. air-injection fittings. Not for street use on 1975-up vehicles.

• Oldsmobile 260-403 engine application • 1-3/4" primary tubes; full-length design • 16-gauge mild steel tubing • 5/16" head flanges • 3" ball-and-socket collectors • Without A.I.R. fittings • Sold as a pair; head gaskets and mounting hardware included • 2-1/2" reducer outlets • Exhaust modification is required when retaining catalytic converters • Fitment: 1970-72 Oldsmobile Cutlass Supreme: column-shift automatic, floor-shift automatic, floor-shift manual; excludes column-shift manual