Pair left hand and right hand D-port Long Branch Factory headers. These will fit the 1960-1970 big car Catalina/ Bonneville,67-69 Firebird,71-77 Ventura, and 69-72 GP. These castings have exact external configuration as originals and have precision port and runner detail. These Long Branch have better flow and pulse segregation than originals or competitors. Collectors are 2.50" id. Along with greater flow, you can run 2.25" or 2.50" exhaust pipes. 2-correct part numbers verisions are avaiable. 1960-67-LH 9779495,RH 9779493 and 1968-69- LH 9779495 and RH 9791607. Each requires 2-bolt flange (PFL-3 sold on page). Other items PH-5 Hardware installation kit, D-port exhaust manifold gaskets on page @ $29.00 set. The big cars will require the oil filter adapter # POF-1 or the Firebird, GP,and Ventura will require POF-2 oil filter adapter. Optional Ceramic Coating; Both castings are port matched to te Pontiac blueprint then thermal barrier ceramic coating is applied and cured on the interior and exterior. Chioce of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%. Silver is Chrome-like. Gray looks stock.
- These are MADE IN USA. The majority of these manifolds on the market are made in China