Performance & Hotrod Business - July '15

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72 n Performance & Hotrod Business n July 2015 R oof replacement is one of the most misunderstood procedures in automotive restoration. Most shops, when faced with rust damage around the windshield, will opt to cut out the rust, then create and weld in patch pan- els, rather than remove and replace the entire roof. On the surface, this remove-and-patch- in method seems like the quickest option. But, in reality, once the labor hours for bodywork are added in, the overall hours are comparable to a total roof replacement. And the end result of a new roof has other advantages. The rust problem is completely resolved, so the lifespan of the restoration is far longer than simply doing a rust repair. Plus, the new roof simply looks much better. When restoring my 1967 Firebird, I had not been planning on replacing the roof. But after the car returned from sandblasting, the holes along the wind- shield and rear window made it apparent that something had to be done. My first thought was to create patch panels. But a long-time restoration expert talked me into replacing the roof—a procedure I had zero experience with. Much to my surprise, of all the panel replacements done on the car, replacing the roof was the easiest. As for the price of Raising How to replace the roof on a muscle car. By JoAnn Bortles At first glance, the roof doesn't look too bad. The top looks solid, but take a closer look. The rust holes along the main attachment points, front and rear, are completely compromised. To cut out that material, weld in new panels and then complete the necessary bodywork will actually take longer than replacing the entire roof. Here are the materials and some of the tools we will be using to replace the roof. Note the car- tridge of Evercoat Panel Bond. Bonding technol- ogy is the main reason why roof replacement today is much easier than it was in the past. There will be some welding on the roof, but it will be limited to plug welds along the glass areas and the sail panel. A Miller Diversion 180 TIG welder, a Chicago Pneumatic die grinder and DA, Summit Racing Quick-Change sanding and conditioning discs, welding clamps, cut-off wheels, vise grips, POR-15 paint, hammer, chis- els and quarter-inch wooden dowels were used. the Roof! HOTROD

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