Product Description
KB791027X HORTON HT/S ADVANTAGE FAN CLUTCH – REMAN |
FOR CAT 3176 / 3406 ENGINES – 10PK BELT, MULTI-APPLICATION
PART NUMBER(S):
HORTON: 79A1027 (Reman), 99A1027 (New OEM)
KIT MASTER: 91027
DESCRIPTION:
HT/S (High Torque Slip) fan clutch designed by Horton for diesel engine cooling in demanding heavy-duty applications
Compatible with Caterpillar 3176 and 3406 engines across Freightliner, Kenworth, Peterbilt, Volvo & Western Star platforms
Remanufactured unit 79A1027 meets or exceeds OEM specifications for reliability and durability
Air-engaged clutch with OEM-grade piston friction disc, seals, and bearings
Improves thermal management, fuel efficiency, and fan control precision
Belt configuration: 10PK serpentine style for modern diesel setups
Back pulley diameter: 6.85"
Belt groove location: 1.98"
Fan pilot diameter: 2.56"
Fan blade stud length: 0.81"
Stud thread size: 0.375-24 UNF
Bolt circle: 3.5"
Overall length: 7.88"
Vertical mounting distance: 2.83"
Horizontal mounting distance: 8.66"
Center of journal bearing to top-right mounting hole: 1.5"
Heavy-duty rating: TRUE
Ideal for long-haul and fleet vehicles requiring high torque slip engagement
SOLD AS REMANUFACTURED
Professionally remanufactured with OEM-grade components. Core charge may apply.
CROSS-REFERENCE(S):
✔ Confirm whether your system uses a single-speed or two-speed fan clutch.
Two-speed part numbers typically end with "-2" or “XX-2”
05-11369-035, 05-11369-036, 05-11369-041, 0511369035, 0511369036, 0511369041, 1000-791027, 1000791027, 1077-07767-01, 1077-07767-03, 10770776701, 10770776703, 1093-07768-01, 1093-07768-03, 10930776801, 10930776803, 1656791C91, 20052A, 3912-791027, 3912791027, 3942207, 3947386, 3967130, 511369035, 511369036, 511369041, 591027, 79-1027, 791027, 791027-HO, 791027HO, 791027RMAN, 791027X, 791125, 791125RMAN, 819875, 879874, 91027, 981001, 981053, 981054, 981126, 991012, 991017, 991067, 991068, 991132, ABPN2091027, FC791027, FLT91027, HI791027, HOR791027, K791027, P, P791027RMAN, RC791027, RF591027X, RF791027X, ZBH791027
A cross-reference listing means this compressor should be a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Confirm belt style: 10PK serpentine
✔ Match bolt pattern, fan pilot, and pulley specs before install
✔ Suitable for Caterpillar 3176 and 3406 applications across multiple OEMs
✔ Use 994305 Super Repair Kit if full rebuild is required
Belt Groove: 4V Belt / Friction Plate: 9.5" / Fan Pilot: 2" / Pulley: 7.5"
Minor Seal Repair Kit use 994205, Major Repair Kit use 994315, Super Repair Kit use 994305, Model HT/S: High Torque Slip Type, Air Engaged, PFD: Piston Friction Disc
IMPORTANT INSTALLATION NOTES:
✔ Ensure fan blade bolt pattern and back pulley dimensions match before installation
✔ Recommended for use in vocational and long-haul diesel applications
✔ Verify two-speed controller functionality if replacing an older single-speed model
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, call 1-877-243-0442 or email sales@fleet-products.com and reference Code WEB01.
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