I'm about ready to paint my enclosed driveline on my 41, it's all in pieces, has been washed down with solvent and wire brushed by hand. I was thinking of painting it with POR-15. Question is would it help if I coated it with OSPHO before painting? Dave

1941 Chevy
"First rebuild - complete!"
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1941 GMC resting peacefully
1946/1947 Chevy Street rod on s10 frame complete
1945 GMC panel truck in line for restoration
1941 Plymouth stock complete
1941 GMC COE in restoration process
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1941 Chevy Coe uncertain future resting now