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cylinder head
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  1. Vintage Mustang Forum
    So I'm taking apart my 289 cylinder heads to get a good clean on them sense I have them off. I'm taking the valve spring off and there is a smaller spring in a larger one. I was wondering if this was factory style or if someone did it befor I had the car? Also if it would be beneficial to buy...
  2. Vintage Mustang Forum
    Hi All. I am new to the forum and am looking for some thoughts. I am restoring my dad's 69 Mach 1 mustang and ran into an issue with the cylinder heads while rebuilding the engine. The engine is a 428 CJ and when I was tearing down the heads I found some of the valves had guides installed at...
  3. Vintage Mustang Forum
    Has anyone used RHS recently for their cylinder heads? In the market for new heads for my 289 (which is being bored 0.03 over) going into the '67 fastback. Will be using a hydraulic roller cam setup and the car is generally a street car with one or two strip days a year. Pro Action Small Block...
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