78 Trans Am w/ Nitrous 403 Olds

test n tune, still working out some bugs music by: Amp Live 'mad man"

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79 trans am all motor sbo 403 stroked, day at the track racing
Running against my buddy at the track. First run thought clutch was slipping again so got out of it and coasted down track. Second run ran a 8.0 at 92 mph with a 2.0 60 ft on street tires. All motor with a sbo.





transam with olds 403





78 trans am w/ nitrous 403
test n tune @ irwindale. brother driving my car. caught the supercharged Mustang on the big end.





Can 403's be fast, some of you were wondering,read specs on comment page
Our Firebird from many years ago 1980 403 Olds 3800# no driver Edelbrock RPM Cam & Intake 850 Holley DP-- 1 5/8" Headers 1969 350 heads for a 9.5-1 compression ratio 400 trans--4.11 gear ratio




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