Diesel Data: Automotive Repair

Piston Ring, Engine


Ring Groove Clearance
No.1 0.010 - 0.060 mm
No.2 0.020 - 0.060 mm

Standard End Gap
No.1 0.25 - 0.35 mm

No.2
For G2 mark 0.35 - 0.45 mm
For 2T mark 0.55 - 0.65 mm

Oil (side rail) 0.15 - 0.40 mm


Maximum End Gap
No.1 0.95 mm

No.2
For G2 mark 1.05 mm
For 2T mark 1.25 mm

Oil (side rail) 1.00 mm