I don't think it should be any problem getting a 9.5" unit to stall 5k behind that motor, in that weight car, and still have what I would consider acceptable efficiency.

Much more than 5k, it's probably gonna slip more down track than I'd like.


68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads