what size is the road draft tube opening in the block?


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By oldcarmark - 16 Years Ago
Can anyone  tell me what size cup type freeze plug is used to plug the road draft opening in the block?I have one bolted on the outside of block but its seeping oil and want to do a permanent fix now that my PCV is working correctly.Thanks
By paul2748 - 16 Years Ago
Just get a gasket and use that as a pattern to make a metal plate to cover it. That's what I did. Aluminum works nice.
By Hoosier Hurricane - 16 Years Ago
Mark:

The hole is 1 1/4".