What do performance exhaust manifolds do?
As stated above, exhaust manifolds create back pressure, which lowers performance. Because each cylinder of the engine is given its own tube, however, headers eliminate this problem; thus, allowing the gases to exit without the creation of back pressure.
What kind of exhaust manifold does a Pontiac RAM use?
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What kind of exhaust pipe does a Pontiac use?
Luckily, there are components available that can carry higher volumes of exhaust gasses. Pontiac’s performance cast iron or aluminum manifolds, aftermarket headers, crossovers, high flowing exhaust pipes and mufflers can be used in various combinations to handle flow.
Where can I get a reproduction of a Pontiac exhaust manifold?
At least two companies offer near-exact reproductions of Pontiac’s most famous exhaust manifolds. They continue to be a popular choice for many high-performance builds where a stock appearance is desired. They are available from most restoration parts supply houses specializing in Pontiacs for a reasonable cost.
What kind of exhaust manifold does a Pontiac GTO use?
Excellent reproductions are available. A streamlined exhaust manifold was developed for the 1967 400 H.O. available in the GTO that model year. It was used with many other Ram Air engines over the years, as well as the 1973–1974 Super Duty 455 (shown).
Luckily, there are components available that can carry higher volumes of exhaust gasses. Pontiac’s performance cast iron or aluminum manifolds, aftermarket headers, crossovers, high flowing exhaust pipes and mufflers can be used in various combinations to handle flow.
What kind of exhaust manifold do I Need?
Whether you’re looking for simple, bolt-on replacements for your stock manifold or you want to extract a few extra horsepower from your engine, we’ve got the right exhaust manifold for your needs! Choose cast iron, steel, or stainless steel exhaust manifolds from Hooker Headers, Sanderson Headers, Dorman, Ford Racing, Allstar Performance, and more.
At least two companies offer near-exact reproductions of Pontiac’s most famous exhaust manifolds. They continue to be a popular choice for many high-performance builds where a stock appearance is desired. They are available from most restoration parts supply houses specializing in Pontiacs for a reasonable cost.
What kind of exhaust manifold does a Pontiac Grand Prix use?
An abbreviated version of the cast Super Duty header was developed for Pontiac’s high-performance street applications. The “long branch” manifold fits many full-size Pontiac models from the 1960s including the Grand Prix, as well as first-generation Firebirds. RARE offers excellent reproductions with 2.5-inch collectors.