Originally Posted by
Herbo747
yeah the rule of thumb is around 30 is lost through the drive so if yours is 191 then approx say its 160 ish. cant wait to get mine re-mapped and rollered a week on saturday and see what power i get. Should be over 250 all being well!!!
Does that rule of thumb work for all engine and drive, so would a 600bhp cossie lump be 570bhp at the wheels?
How about monsters like vayrons?