Here is my 10.90 engine combo. 76 440 bored .030 trw six pack pistons, comp cams 306 .555 solid, stock rods with arp bolts, no resize, stock cast crank in good shape, 915 heads 2.14 1.81 valves, home ported, wieand x celorator, 850dp, no balance. Shifted at 6000. Engine ran for 11 years of bracket racing. Pulled it for new engine. Sits in the corner for my back up motor.
