wow ron my car sounds like a slug compared to yours.my engine i just used parts i had laying around. it is a stock bore 73 block, junk home ported heads and a set of 440 six pack pistons out of a 70 440 cuda. ron how does your car drive on the street with the 4200 stall converter?i will be getting a 3800 stall turboaction for mine and thinking about getting the mopar 296-557 solid cam for mine. Thanks Mopar65