Andy dyno'd againt this theory and PRH has marine apps with roots blowers showing zero improvement
To clarify, I never said anything about any improvements or otherwise with the blown marine builds. I simply stated that the ones we do, don’t have the 4/7 swap, and reliability doesn’t seem to be an issue.
68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123 Dealer for Comp Cams/Indy Heads
