Posted by Tom Petroff (IL) [173.245.50.25] on Tuesday, July 19, 2016 at 13:26:05 :
In Reply to: Re: SAE #4 Flywheel housing? posted by Don in Missouri [162.158.68.83] on Tuesday, July 19, 2016 at 10:06:37 :
That adapter could be for a Fuller or some Ford Auto.
See if this table helps you.
TGP
SAE BELL HOUSINGS MADE EASY
No. Diameter No. Bolts Hole Diameter Size
1 20.875 12 .469 7/16
2 18.375 12 .433 3/8
3 16.875 12 .433 3/8
4 15.00 12 .433 3/8
5 13.125 8 .406 3/8