FEULING PARTS 0950-0991 3116 Short Sump Plug - 6 pack - M8/Twin CamFeatures Eliminates blocking the internal engine case scavenge pick up hole Ensures the cross sump port is wide open and allows the oil pump to pull as much as possible from the sump Fuel plug is 0. 265 tall vs. OEM 0. 465 Notes The M8 main sump cross port on the inside of the M8 engine case is in a slightly different location & height in each engine case. This cross port is created when the bottom plug hole is machined and tapped by the factory. The