Used engine, 56 312 block + .040, (320) standard crank, forged light domed pistons, HD rods, Isky cam, roller chain, ported G heads with OS SS valves, Blue thunder intake, 650 Holley, Christenson headers, ready to run. Dyno sheet goes with it, $3500.00 firm. Engine has about 10,000 miles.
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[email protected] for pictures. Engine is apart for your inspection, I will put it together for you and help tune. I have no idea how fast this engine will run, I shifted at 7,000.