I have a casting list from Patrick's that lists that block as a 55 to 57
235. The 261 is not the same. It's cylinders are cast bigger, not just bored
out bigger.
Grant 50 3100
Antonio R. Tijerino wrote:
> I got a rebuildable '56 engine and was looking at the inliners engine
> casting numbers and notice that for the specific engine that I got, the
> casting number says the following:
>
> 3837004 Chevrolet 55-57 235-261
>
> I noticed that all other casting numbers refer to only either 235 or 261
> but this casting number refers to both.
>
> My question is: What differences the 235 from the 261? Did GM used the
> same block for the the two sizes?
>
> Thanks,
>
> Antonio,
> '53 3100 (getting some progess)
>
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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