FREE Shipping Lower 48 States !! RARE Factory High Performance GM Rocket Motor Steel Crankshaft removed from a low mileage 1965 Oldsmobile with 425 motor & Stick/Standard transmission notice the bearing hole in the rear of the center of the crankshaft. Rod Bearings & Main Bearing Size are Standard. I had another one of these Steel Crankshafts removed from a 1967 442 & noticed the Harmonic Balancer Bolt Hole was much Larger on the 1967 Crankshaft. This 1965 425 Crankshaft shown in all the pictures has the Smaller Size Harmonic Balancer Bolt Hole FYI see the last picture for the exact details. Stroke is 3.975 & will work in a 400-425 Early Blocks or even possibly a Diesel 350 Block turned into a 455 small block with Mondello parts. Used Parts are Sold As Is, All Sales Final, Please No Refunds, No Returns. Buyer to pay Shipping Costs to & from both directions on all returns plus a 25% restocking fee. Happy Rebuilding !!