Pontiac Firebird receives blown LS1
A 1989 Pontiac Firebird underwent a massive update, including ncluding an LS1 bottom end, PCM of NC Cam, Advanced Induction Heads, T56 trans, TVS 2300 supercharger around 13lbs of boost, and much more!
According to the YouTube description, it put out 657 rwhp and 627 ft.lbs. of torque!
Check it out, and tell us what you think! Leave a comment below, or send us a tweet to @PowerBlockTV.
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