Caterpillar 3306 engine piston:
1.OEM NO.:8N3182
2.CyI.Dia:120.65mm
3.Total Length: 115.05mm
4.Comp.Height: 7.39mm
5.Ring Size: 3.16+2.385+5.54
6.Pin Size: 38.12X94.8
7.Feature: Double Alfin
6.Pin Size: 38.12X94.8
7.Feature: Double Alfin