it's a .030 440 10.5 eddy otb heads.,.570 ish solid lifter cam 4500 stall p/g 4.86 gear 32x14.5x15 mt,3,000lbs race wt.6.67,102.i just freshened the top end after 3 years so it may be a little better.this is also with a 1.50 60ft.foot braking i stage at 2800 rpm,shift at 6000.