Serious 340 build into 361 HiRPM Screamer

PRH said
There were way fewer options for off the shelf trick parts for a SBM in 1991.

Man! You ain’t kidding. It was starting to get good then.
Trying to keep the performance up and cost down in the early ‘80’s for a 1/2 broke kid wasn’t easy! W2’s were WAY out of reach for me then.