2.75 upper, 4lb lower I dynoed 579/560. However I was on a 28" slick on the dyno which eats up quite a bit of power. At the time I was on a 6 speed trans.
2.75 upper, 4lb lower I dynoed 579/560. However I was on a 28" slick on the dyno which eats up quite a bit of power. At the time I was on a 6 speed trans.