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Old 06-13-2026, 11:37 AM
DA GOAT DA GOAT is offline
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Join Date: Jun 2026
Location: Gulf Shores, AL
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Quote:
Originally Posted by srmmmm View Post
Be cautious with a new aluminum repop. Before you spend the money for port matching, test the threaded holes for proper fit and perform a pressure test with dye penetrant if you can. I went through two RA-IV reproductions to get a good one. The first was a porous casting that had pinhole leaks in the front runners and crossover, the second suffered from temperature sender holes that were tapped too large in diameter.
That sounds painful. Are there certain companies/castings that are better than others?