New 1974 - 1982 Corvette Brake Valve Rebuild Products

Do you need to rebuild GM's 339780 (1974 - 1977 Corvette) combination brake valve or the later 1978 - 1982 1257208 valve? Muscle Car Research can help! I recently updated and posted some new information on the site that describes how to disassemble and rebuild the valves using a 1257208 valve as an example. Here's the disassembly article:

The rebuild article:

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