Re: 1973 Pontiac Firebird Formula 455-SD
1973 Firebird Specification Sheet
I know my sisters Formula SD-455 was listed at #3470 lbs. or so
for Shipping Weight, and with the NHRA HP 'factor' of 345 HP
it just fit into E/SA.
Last edited by Paul Ceasrine; 08-12-2013 at 12:06 AM.
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