When did Pontiac start using Hydra Matic Drive?
Adding Hydra-Matic Drive upped compression to 9.0:1 and horsepower to 180. For 1970, a bored-and-stroked version of the Pontiac big-block V-8 arrived. This 455 lasted through 1976. Initially it was not a real high-performance options, but it had huge amounts of torque and potential for development into a hot engine.
What kind of engine did the Pontiac Bonneville have?
In 1957, the stroke was increased and displacement rose to 347 cid. The original, limited-edition Pontiac Bonneville got a 315-hp fuel-injected version of the engine. There was also a 290-hp “Tri-Power” (three two-barrel carburetors) option, plus a pair of 317-hp NASCAR Tri-Power engines.
Who is the best builder of Pontiac engines?
Bruce Fulper knows more about building race Pontiacs than any advertising Pontiac engine builder. Plus – if you want a stock type engine using an educated design and modern technology, click on the word “Stock” above for more stock info or,
When did the Pontiac V-8 engine come out?
Pontiac Engines, Early (1955 to 1979) Pontiac V-8 engine parts and engine building. Builds the BEST stock to the highest Pontiac torque monsters on the planet. Owner Bruce Fulper can answer ANY question for you
What kind of V8 did the Pontiac Ventura have?
Otherwise, Pontiac stuck with the 350-, 400- and 455-cid V8s with up to 300 net horsepower (a new rating system). In 1973, the Ventura got the Pontiac 350 instead of the 307; in 1975, it got an Olds-built 260.
What was the displacement of the Pontiac 297?
In 1956, the 297 was bored to 317 cid. Pontiac really jumped in the horsepower race with built-for-racing “NASCAR” options carrying dual four-barrel carburetors and delivering up to 285 hp. This was just the beginning. In 1957, the stroke was increased and displacement rose to 347 cid.