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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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| | | | Joined: Dec 2001 Posts: 1,745 Member | | Member Joined: Dec 2001 Posts: 1,745 | It says in the specs you don't want smooth metal. It needs some tooth for the Zero Rust to stick. I don't sand at all, wire brushing is all it needs.
Actually, even with wire brushing it is possible to polish (burnish) the metal and make it too smooth. It that happens, it should be roughed up once again before painting. I believe spec sheets for these products recommend hand wire brushing to avoid that.
54 3100 with 235
62 flatbed dump C60 with 261
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