Posted on May 25, 2022
1968 Pontiac GTO
Before and after dynamometer tests were performed on a 1968 Pontiac GTO, with a 400 C.I. engine. Horsepower and torque increased immediately upon adding the MPG+. Horsepower went from 195.6 to 205.3, a 9.7 hp gain or 4.96% increase. Peak torque went from 268.5 to 281.4, a 12.9 pound-feet gain or...
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