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rockers

  1. T

    Replacing rusted out rockers with bolt on pair

    I have a 2003 Explorer XLT that has both rockers rusted out. Anyone got videos or tips and good parts to replace with.
  2. C

    Acceptable temp/heat for pushrods and rockers / Applying engine coatings

    I'm trying to find out the max acceptable heat/temp I can expose pushrods and/or rockers to, without damaging them. It is known that the 4.0L-OHV has poor top end / valve train oiling; often leading to premature wear of pushrod ends and pushrod cups in the rockers. So, I thought I would try...
  3. 1

    HELP: Why am I having a hard time passing emissions

    1991 Explorer 4.0 Ever since I've had this truck (8-9 years) I've always had a hard time passing emissions. I live in TN near Nashville we have to do emissions for the counties that touch Nashville. So not all people in TN might not know this. For me they do a tail pipe probe. Every year...
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