For Engine(s): 8.3L ISC C-Series & ISL. For Cummins 4B3.9, 6A3.4, 6B5.9. For Cummins B Gas International CM556, B4.5, B4.5 CM2350 B129B, B4.5 CM2350 B146C, B4.5 CM2350 B147B, B4.5 RGT, B4.5S, B5.9 G, B5.9 Gas Plus CM556, B5.9 LPG, B5.9 LPG Plus CM556, B6.7 CM2350 B121B, B6.7 CM2350 B135B, B6.7 CM2350 B136C, B6.7 CM2350 B148B, B6.7 G CMOH6.0 B125, B6.7N CM2380 B150B, B6.7S.
