I need to sell this fantastic 502 big block recruiter Chevrolet To the lucky person looking for a Gen. 6 502 this is your lucky day. I need to make room. This engine was purchased from Mercury Reman The engine was purchased to do a repower but before we could re power The boat was stolen so After dealing with insurance I am now able to sell this engine at a great price. Please contact with any questions. Local pick up only. Phx Area. I do believe the Mercury # may be 883283R5. I had this # on the paperwork for customer.