Grant you must comfirm that you have a "REAL" Patrol becauce it has a straight 6 engine.
Most of the Patrol problems is on the 4 cylinder engines - may that is why the Patrol started 60 years ago with only straight 6 engines and had very little problems!
Herrie op Safari/Patrollie 1983 Safari
1999 Patrol 4500 GRX