last time I seen that engine was the 532 that was in a 5 ton ford truck back in 67 very low rpm that trucks tach redlined at 3800 rpm and I agree totaly with Rons coment on ford in ford chev in chev and chrysler in chrysler put the right engine in the car it is based on all makes of engines can be made super reliable with todays technoligy and make good HP numbers I personaly dont like hodge podge chevies in fords and chevies in mopars its just not right