SBC Bolts

[TurboTJT]

Will SBC header bolts fit stock Buick V6 heads (including alum GN1's)?
Will SBC oil pan bolts fit stock Buick 109 blocks?

 

[novaderrik]

small block header bolts are 3/8-16.. what are the Buick header bolts?
small block oil pan bolts are 5/16-18 on the 4 corners and 1/4-20 everywhere else- what are the Buick oil pan bolts?

 

[TurboTJT]

small block header bolts are 3/8-16.. what are the Buick header bolts?
small block oil pan bolts are 5/16-18 on the 4 corners and 1/4-20 everywhere else- what are the Buick oil pan bolts?

Buick header bolts are the same, 3/8-16.
Not sure what the Buick pan bolts are yet