With a cheap harbor freight hoist the 20r engine and R43 transmission have been pulled. The block crank and head will be taken to a local shop to get bored honed and rebuilt. Cylinders didn’t look to bad for 80k miles. Since the Chinook had a blown head gasket, my guess is that it overheated since the thermostat was shot & the head bolts didn’t appear to be torqued properly.
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The rear door seal has been replaced on the outer side the inner door needs to be completely pulled out of the Chinook looks like welds need to be broken. Replaced all the old rubber vacuum lines with silicone ones, color-coded some of the important ones yellow. De-rusted and repainted the fan guard, as well […]
So it turns out the metal coolant plate under the stock intake isn’t a very good design. it’s a dissimilar metal from The Aluminum Intake and it looks like it’s Stamped Out of sheet metal and coated in zinc. I cleaned mine since it was super corroded and thought I could reuse it but apparently […]