Pre-combustion chamber tip

摘要

A pre-combustion chamber tip (77) for an internal combustion engine (10) having a first body portion (76) with a pre-combustion chamber (122) located within, the first body portion (76) having a terminal end (108) with a plurality of orifices (124) configured to direct expanding gases out of the pre-combustion chamber (122) and a second body portion (74) attached to the first body portion (76), the second body portion (74) having an exterior surface (138), a cooling fluid opening (130) formed in the exterior surface (138), a cooling fluid passage (132) in fluid communication with the cooling fluid opening (130), and a ridge (150) associated with the cooling fluid opening (130), the ridge extending (150) from the exterior surface (138) and configured to divert cooling fluid flow into the cooling fluid opening (130) and cooling fluid passage (132).