Forum Discussion
Griff_in_Fairba
Apr 17, 2018Explorer III
Ballenxj wrote:
How old or fresh is your engine? Have you checked the timing chain?
Excellent suggestion that I overlooked, in spite of having personal experience. (Had to replace chain and sprockets in my '77 B200 van after less than ten thousand miles.)
Apparently, this is a little known problem, along with valve stem seals, in pre-Magnum Mopar LA small blocks.
Edit: Had to check my records ... replaced timing chain at about 47,000 miles.
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