Re: Free HP
Originally Posted by Mike1118
Ok I've got a 74mm TB that I'm think'n of send'n off to max bore. Then do'n the knife edge and butterfly rail grind down and removal of the screen and baffle. My question is. If the TB is bored out will not the butterfly be to small cause'n the car to run Rich, or run Lean, or Idle like poop?
Thanks, Mike.
You will need a bigger butterfly plate, one that matches the new size bore.
But you have a NA and making the bore bigger is of no value as the hole it matches is 74mm diameter.
This would be a step backwards.
Last edited by onehundred80; Oct 23, 2011 at 02:23 PM.