Diesel Data: Automotive Repair

Piston: Specifications

Piston Dimensions and Clearances

Piston Diameter 95.98 mm ± 0.019 mm (3.7788 in. ± 0.0008 in.)
Clearance at Size Location -0.007 to +0.047 mm (-0.003 to +0.0018 in.)
Piston Ring Groove Diameter #1 87.4-87.6 mm (3.441-3.449 in.)
Piston Ring Groove Diameter #2 86.3-86.5 mm (3.397-3.4055 in.)
Piston Ring Groove Diameter #3 85.8-86.0 mm (3.378-3.385 in.)