When we ran a full service chassis fab/turn-key hot rod shop a number of years ago, it was always useful to have threaded things around to weld into the frame for some kind of mount, etc.
Here’s a list of all our threaded things for your reference:
Chev motor mount main plate, for 215950
Product Details
Brand: Welder Series
MPN: 215901
Country/Region of Manufacture: Canada
Thickness: 1/4"
Bolt Size: 3/8"
Laser cut from pickled & oiled 1/4" mild steel. Great for making your own engine mounts. The single 3/8" slotted hole center is 3-1/8" from the round 3/8" hole centerline. Round holes are 3-1/2" center to center.
