Johnson Evinrude Power Pack PP3 / 6, 70 Hp 1978 3 Cyl PP3 / 6 W/Cover OEM# 18-5754, 18-5757, 581493, 581551, 581552, 581726, 582057 High Performace Quality OEM Style Power Packs. Power Packs meet OEM standards or higher. PWC Engine brings Higher Quality for an awesome price!