Mitsubishi — Lubrication System Preparation
Installation
From a Mitsubishi owner's manual — check it applies to your exact model before use.
Applies to: Mitsubishi S12R-Y1PTA engine
Before you start
- Do not overfill beyond high mark - may cause engine damage
Procedure
- Remove cap from oil filler.
- Fill engine oil pan with specified engine oil to specified level.
- Remove rocker cover and pour engine oil to valve mechanism and camshaft oil bath.
- Pour oil to camshaft oil bath from cylinder head side (0.8 L per cylinder).
- Reinstall rocker covers.
- Pull out oil level gauge and wipe clean.
- Insert gauge fully and pull out to check level.
- Proper level is between high and low marks on gauge.
- While pulling stop lever, rotate crankshaft for approx 10 seconds using starter.
- Stop for 1 minute, repeat operation two or three times to circulate oil.
- Check oil level again and add oil to specified level.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Mitsubishi owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.