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Old 07-21-2011, 08:07 PM
StealthBird StealthBird is offline
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Default Re: Vintage Pontiac Pics

Some experimental engines:

1963 SOHC 421 - This was installed in engineer Malcolm McKellars 63 Grand Prix. Mac just recently passed away. He was a camshaft guru, and designed some of the best hi-perf camshafts of the whole Musclecar era...

The 1968 Brabham 303 SOHC, a joint project between the famous Brabham-Repco Formula 1 Grand Prix team and Pontiac. DeLorean loved the idea of making a "Super Firebird" with an exotic engine, or with the help of racing team, similar to the Ford/Shelby collaboration. The Brabham 303 was abandoned when Pontiac engineers found out they were getting more power from their RAV 303 project.

The 1963 DOHC 4-valve 389 with sequential fuel injection - not making production, it was scrapped when the GM racing ban hit in Jan 1963, but this beast would have gone into Grand Prix's, Bonnevilles, and Catalinas. When the 1964 GTO hit the streets, the engine was deemed to expensive to install or make available in the GTO series, and the project was scrapped.

Another 1963 SOHC 421, with rear mounted cam belts, and 3-valve heads.
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