Piston diameter 115mm ISUZU 4HK1 6HK1 CASE JCB HITACHI SUMITOMO SH200 STD Piston used in ISUZU 5.2D engines, without rings - 1 piece. (OE original quality) PARAMETERS cyl. diameter: 115mm dimension: STD 3k/2/2.5/3 capacity: 5.2-7.8 L h: 120mm sw. distance: 66mm chamber fi: 61.8mm d: 19mm sw.: 40x87mm cooled bottom 4/6cyl ENGINES ISUZU 4HK1 ISUZU 6HK1 MODELS ISUZU CASE JCB HITACHI SUMITOMO SH200 ISUZU Forward F N75-190 F110-210 F120-240 ISUZU N (5th generation) P75/Crew/N75/NPR300/NPR75/NQR75 ISUZU N (6th generation) NPR400/NPS300/NQR500/NPR75L/NQR75L/NQR75P/NQR75T