Pontiac Straight 8 Engine Diagram

The buick straight 8 engine fireball 8 was produced from 1931 to 1953 and sold in buick automobiles replacing the buick straight 6 engine across the board in all models in 1931.

Pontiac straight 8 engine diagram. Buick employed straight 8 engines in all models from 1931 through 1952 and in the specials in 1953 when the nailhead v 8 was introduced in the super and roadmaster models. The pontiac v8 engine is a family of overhead valve v8 engines manufactured by the pontiac division of general motors corporation that made its debut in 1955. The pontiac straight 8 engine is an inline eight cylinder automobile engine produced by pontiac from 1933 to 1954. Pontiac began as a companion to the oakland division of the general motors line of automobiles in 1926.

Like many american automobile makers buick adopted the straight eight engine in 1931 as a more powerful alternative to the previous engines. Pontiac motor car company became pontiac motor division pmd in the early 1930s and developed a 268 ci straight 8 which was quite reliable. A straight eight can be timed for inherent primary and secondary balance with no unbalanced primary or secondary. The straight eight engine or inline eight engine is an eight cylinder internal combustion engine with all eight cylinders mounted in a straight line along the crankcase the type has been produced in side valve ioe overhead valve sleeve valve and overhead cam configurations.

The firing order which should be cast into the intake manifold for the chevy small block v8 is 1 8 4 3 6 5 7 2. The pontiac l head straight eight was used in production cars for 21 years between 1933 and 1954. Buick straight 8 engines. While it and pontiac became the last manufacturers of the american l head straight eight packard s situation was mostly the result of general malaise and bad luck.

1984 pontiac bonnerville plug firing order photo hi i don t know your engine size but the link below is a picture of the gm small block firing order with distributor. Introduced in the fall of 1932 for the 1933 models it was pontiac s most powerful engine at the time and the least expensive eight cylinder engine built by an american automotive manufacturer. But late in the game packard s future depended on those antiquated straight eights until it could develop a v 8 to keep up with the joneses. In 1954 general motors leaned heavily on chevrolet and pontiac to develop v 8 engines for the 1955 model year and provided them with all available resources to ensure success.