
07-13-2022, 08:53 PM
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Ultimate Warrior
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Join Date: Feb 2013
Posts: 4,296
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Quote:
Originally Posted by 70geeteeohh
Never heard of "sprint" model before. What defines a sprint lemans?
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4 barrel carb and some extra HP.
https://www.onallcylinders.com/2021/...sclecar-party/
Quote:
Pontiac OHC & Sprint 6 Performance
It’s important to note that, while they all had the same overhead cam design, only the performance variants of the Pontiac OHC inline sixes got the “Sprint” name.
Base-trim OHC sixes were equipped with a single one-barrel carburetor and made around 130 horsepower. Sprint sixes benefitted from a hotter cam, Rochester Quadrajet, and a few other enhancements to push engine output well north of 200 horsepower.
In top fighting trim under the hood of a 1967 Firebird, the Sprint 6 made 215 hp. For comparison, the Firebird’s base 326 V8 was making 250 hp that same year. At its peak, the 1969 Sprint 6 topped out at 230 hp.
Famed tuning shop Royal Pontiac even offered a hop-up kit for the Sprint motors and, when tested on the drag strip, that extra performance could easily put you into the 14s.
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