#920 vs. #675 Heads "Compression vs. Cylinder Flow"

Test #1 Results are in,

The 67' Barracuda 273/235 'Commando' ~ 4-Speed ~ 3.55 Gears

All stock with #920 Cylinder Heads.

#1..... 15.88 @ 84.93 MPH
#2..... 15.91 @ 84.07 MPH
#3..... 15.80 @ 85.02 MPH
#4..... 15.83 @ 84.77 MPH

Line Launch............... @ 3500 RPM's
Shift Points................ @ 5000 RPM's

Shipping Weight.............. #2940 lbs.
Curb Weight.................... #3067 lbs.
Scale Weight w/Driver.... #3257 lbs.