Vibrant Performance VanJen Clamp Ferrule - 2.5 in OD Tubing - O-Ring Included - Pair H759C02XL 1968-1972 Pontiac LeMans CID 400

1968-1972 Pontiac LeMans CID 400

766 in Stroke

4 corner idle for precise idle control

and they've been manufacturing long and MID-LENGTH tube headers for Chevy trucks for nearly as long

This procedure (done only to the shorter studs) more equalizes the "stretch" of both studs

Vibrant Performance VanJen Clamp Ferrule - 2.5 in OD Tubing - O-Ring Included - Pair H759C02XL 1968-1972 Pontiac LeMans CID 400Stainless Steel Weld Ferrules with O Rings for 2. 5" OD Tubing SSWeldFitw ORingfor2. 5in. ODVibrant Performance was established in 1997 to design and produce Exhaust and Induction components for the Sport Compact performance market, which, at the time, was a small but rapidly emerging segment of the high performance aftermarket. Since that time, this market has exploded, becoming a global phenomenon in the process and we are proud to have been part of