Originally Posted by hemi-itis
Originally Posted by HOTMOPR
My 440 is 500" 9.5-1 compression spin it to 6700. Makes over a 1000 to the tire at 18 psi and 20* timing. still holding strong.. pretty much a stock block with a girdle..

What fuel you burnin ??Is that 18 psi in the intake? Sounds like a kickin effective CR!

Also ...how long have you been running this block?