Another Walt's engine

[cushman man]

Walt what is the most cu.in anyone can get with a 8ba with 4.25 scat and any other performance parts?.

 

[Walt Dupont--Me.]

That's a bad question. There has been some big CI engine built. Pete ought to answer that question. I call him the wild man of Washington state. Walt

 

[Tim Ayers]

Walt what is the most cu.in anyone can get with a 8ba with 4.25 scat and any other performance parts?.

Depends how long you want it to last and how good your block is. I've heard some guys getting a 304" with a 4 1/4" crank X 3 3/8ths bore.