Originally Posted by
kennyA
One 1994 GpA car here in Germany was rebuilt (YB engine, originally mountune) at a well known tuner in Kent last year.
On the dyno it produced max 414lbft and 312bhp. (3000 - 6500rpm)
kenny.
that sounds about right kenny for a group a engine. the wrc engines make about 500 lbs ft of torque and about 315-320 bhp
wrc engines dont have to run loads of boost to make the figures.
you run as much boost as you can but you have to measure the depression ( i think its that ) so when the depression gets too high you back the boost off and have to come to a compromise between the 2