The Hydraulic tensioner must be removed and the unit is squeezed in a vice until the "pin" can be inserted into the unit to hold it in place. Mitsu has a special tool for this but I found a small allen wrench to work just fine.

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99 Gen 2.5, fixing blown head gasket
89 SWB- 33's, ARB Front locker, SR rear locker/axle, SR F brakes, winch, WST Offroad Armor all Around, 2.85 Aussie T-case Gears (SOLD)
Sold: (2) 95 SR's, 86 SWB, 90LWB, 91 LWB
-Can Change a timing belt in my sleep..