motown block 434 cubic inch,9.7:1 compression,6" rod eagle crank ,brodix track 1s ported polished big valves,1.6 and 1.7 td shaft rockers brodix hvh dual plane 850 holley modded electric choke fast times cusom oil pan and valve covers crower hydraulic roller cam jw flywheel fluid damper gm serpentine drive with ac pc alternator water pump new gm hei distributor with dyno sheet 552 horsepower 512 ft lbs torque .9500 firm.add spay and sh*t your pants .$9500 dyno time only