Quote: The bell housing needs to be attached with all of it's fasteners & torqued properly before checking runout and squareness. It makes a BIG difference!!!!!
All mating surfaces should be bare metal with no burrs
If you ever wonder why some cars are faster than others...it's in the details....
I couldn't believe how much paint was on both surfaces when I went to put them together. It all adds up. I scraped them down and just barely dusted the bellhousing and block plate with paint and a little light grease on the block so they wouldn't rust.
