it was made in 1969 from what i found.i have one that is 3932386 that left id pad says is a 327 out of full size car 210 hp.but that casting was also used for a 302 and 350 came in mostly 4 bolt mains but Chevy history says there was some 2 bolt 327's.
I'm hoping it's a 327
What Chevy engine has the casting number 3970011?
327, 235 hp. It was built on September 20, 1969 in Flint Michigan, and was designated to be in front of a powerglide in a full size car.
The Chevy engine with that casting number was made in 1993.
What Chevy engine block has the castin I mean casting number 397004
The Chevy engine with that casting number was made in 1993.
I have a 1996 305, Vortec with that number on it.
1987
It is a 327
283 SBC Corvette
350 hp Chevy engine small block made in Canada!
The casting number will tell you what block it is, but in some cases the block will be more than one displacement. IE 302, 327, 350ci on the same casting number (chevy)
This is the block casting number for a Chevy 305, build between 1976 and 1979.