Parts for your 1986 Mitsubishi Pajero-Head gasket

1986 Mitsubishi Pajero head gasket — what it does and when to replace it

Yes, a head gasket is absolutely used on the 1986 Mitsubishi Pajero. Factory technical literature for the era — including the Pajero/Montero 1983–1991 workshop manual and the dedicated engine manuals for the 4G54 petrol and 4D55/4D56 diesel — detail cylinder head gasket specifications, thickness selection (diesel), and bolt torque sequences. Those official procedures confirm the gasket is a standard, critical part on all 1986 Pajero engines.

On a ’86 Pajero, the head gasket sits between the engine block and the cylinder head, sealing combustion pressure while keeping coolant and oil in their own passages. If it’s doing its job, the engine runs sweet as