jwellcraft
Petty Officer 1st Class
- Joined
- Nov 5, 2009
- Messages
- 233
Hi I am in the process of rebuilding a 1994 J150 and I purchased a used block that has 5 cylinders @ .20 over and 1 cylinder @ .30 over. I also have the pistons to go with this but do I need to upgrade anything in my carbs or exhaust ports to operate this over sized motor efficiently and safely?