Quote Originally Posted by blueguy91 View Post
Swan Racing's domain/page is gone.

Le fail.

They were the only ones to make a worthwhile kit, it was just expensive as hell.

Like slow said...only way you're going to really find out or not is to pull the engine and rip it apart and measure the cylinders wall to wall.
Couldn't sell enough of those 4.2 stroker kits I guess.



And that engine sounds like my old 5hp Briggs I had on our "race" lawnmower.