427John's latest activity

If Chevy had used them in their big cars, they would have been the rear that the aftermarket flocked to because the numbers of them out...

If you were talking 64 or earlier I would say early Pont/Olds 9.3, but being a 65 a 12 bolt is just as La Hot Rod says, they were way...

Were the blocks he did use the aluminum bore or were they meant to use a pressed in iron sleeve? I think they either used a different...

If they are both SM420's I don't think there is a lot of difference between them maybe the later casting date version may have some...

I was thinking the main bolt spacing was wider on the BBC too, but I can't say that I've actually tried it. If it is the same can you...

Did they do any Ford blocks? Years ago I was looking at some Boss 429 stuff and one of the blocks the guy had was an aluminum Boss 429...