#61109
quote T-GRRR:

quote :

ALL 351W heads utilize a 1/2″ bolt where the 302 & 289’s utilize a 7/16″ bolt.

The Boss 302 blocks of ’69-’70 have 1/2″ bolts

My Tiger’s Tale

LOL – I stand corrected – again!

I wish I had one of those blocks… 😆