maintenance

  1. Chris

    How to change your spark plugs

    Compared to the vehicles I grew up with, the amount of ignition maintenance that is required on today's vehicles is almost non-existent in comparison to the engines from the 1960's. Setting the points, making sure the condenser was good, and chalking up the timing marks so you could see them in...
  2. Rook

    How to replace the timing chain on a Wrangler TJ 4.0

    While changing the rear main seal, I took a look at the timing chain. It flexed just over half an inch which, according to the factory service manual, means it's up for replacement. All in all about 4 hours. Hardware: Mopar Timing Chain Mopar Camshaft Gear Mopar Crankshaft Gear Mopar front...
  3. D

    how many miles is the factory water pump good for?

    Question, and I'm guessing it's been asked about 10,000 times on here. About how many miles is the factory water pump good for? 99, 4.0, 5spd, 160,000 miles. When it's time to do the water pump, is like older mopars, check and change the timing components.