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  1. C4 issue on acceleration?

    C4 Transmissions
    hey everyone, building a 54 F100 (first build with my father in law so thanks for the patience) and may have a few issues. I recently had my C4 trans rebuilt. its behind a ford 302. While in park and hitting the gas the engine RPMs increase and sound completely appropriate. however, once put...
  2. 351w Harmonic Balancer Problems

    All Ford Techboard
    Hey all I have a small problem, I am currently rebuilding a 351w and am installing the harmonic balancer. The issue I am having is that when I press the harmonic balancer on the crank no longer wants to spin, the balancer bolt just keeps tightening and tightening. When I remove the balancer the...
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