Recent content by 61biscuit

Thanks for the info, Tom. I was told this engine was purchased over the counter at a Chevy dealer around 1965. I suspect XB is an exchange or replacement code

Hi Guys, Just picked up a '61 Biscayne over the weekend. It was originally a 6 cyl car, but now has a W engine. I was told it was a truck 409, but I think it's a 348. It has a 409 oil pan with passenger side dipstick. Casting #3857655 which I believe is 348 truck. The stamp on the front pad...