News:
all mine are 7/16 al.......
Well it just so happens that I am a liar or possibly mistaken
Big blocks are four 1/4 inchSmall blocks are three 1/4 inch and two 7/16 where the engine straps come in .
I have a bb one here for the bottom feeder oops I mean catfish if he wants it
Katfish, I have the plate and original bolts if you want them. Just pay for shipping. I would use a bubble wrap envelope to send it