thanks.... 2 more things... i heard that if theres no cat there isnt enough backpressure to start the car? that sounds totally wrong to me... and will the car run rich if i put a testpipe in its place???
thanks again..
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1990 IROC-z28 Convertible ... best et (15.9 @ 86.7)
1970 Chevelle ls5 ... best et (13.97 @ 101.3)
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