340 Heads Recommendations- Aluminum vs Cast J

fishmens67 said
That 367 should be a dang crate motor!

LMAO! Hall of Fame! 37+ MPG’s, fries tires 45 mph and at will, runs low 12’s and never gets into 4th gear to do it.
Compression ratio at 11.3-1 runs on 87 or less!