Description Designed as a direct replacement for the Air Filter found on 7.5″ traditional AIRSEPS, this original part ensures that your system operates the way it was designed. While the 7.5″ traditional AIRSEP can be found on several brands of diesel engines, it was on factory installed AIRSEPS on Caterpillar 3116TA (3116) marine engines starting in 1992. The filter is attached to the AIRSEP body using springs. Compatible with: 3116, 3126, 3408B Direct Replacement for Caterpillar Part# 4P-7918 or 4P7918
