5.9L Piston Specifications
 

Piston Skirt Diameter
101.864 - 101.88 mm
4.0104 - 4.011 in

Ring Grove Clearance
Intermediate
0.095 mm / 0.0037 in
Oil Control
0.085 mm / 0.0033 in

Top Ring
0.35 - 0.45 mm
0.014 - 0.0177 in

Intermediate
0.85 - 1.15 mm
0.0334 - 0.0452 in

Oil Control
0.250 - 0.550 mm
0.010 - 0.0215 in

Connecting Rod Pin Bore Diameter
40.042 mm
MAX
1.5764 in

Connecting Rod Side Clearance
0.100 - 0.330 mm
0.004 - 0.013 in

Piston Pins

Pin Diameter
39.990 mm / 1.5744 in
Bore Diameter
40.025 mm / 1.5758 in