S & HTS Series Seal Kit

Kit Masters Part #

Seal kit for S & HT/S style air-engaged fan clutches.

2 Year/200,000 Mile Warranty

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Premium Materials

Kit Masters’ 4205 seal kit features vastly improved seals, compared to the OEM. Our Viton® o-rings withstand temperatures up to 400° (versus 200°) and have increased lubricity to resist drying out. Includes new o-rings, air cartridge, face seal and fuse.


Replaces OEM Part #:

994205, 994370, 6L6346, 6L-6-346,


Repair Instructions