Description
KB791039X - HORTON HT/S ADVANTAGE ON/OFF FAN CLUTCH FOR MCI D-COACH - REMANUFACTURED
PART NUMBER(S):
Fleet Products: KB791039X (Remanufactured) | Replaces OE: Horton: 791039, 981082, 981090, 981179, 991092, 991100, 991145 | MCI: 6L-6-371, 6L-6-671 | Kit Masters: 91039, KMN2091039, KMI91039 | Alliance: ABPN2091039 | Fleetrite: FLT91039
DESCRIPTION:
Model: Horton HT/S Advantage Air-Engaged On/Off Fan Clutch
Vehicles: MCI D-Series coaches from 1992-1994 with compatible Caterpillar, Cummins, or Detroit Diesel engines
• Friction Plate Diameter: 9.50"
• Front Pulley Diameter: 7.27"
• Back Pulley Diameter: 8.77"
• Belt Configuration: Dual 1V belts
• First Belt Groove Distance: 1.75"
• Fan Pilot Diameter: 2.00"
• Fan Blade Bolt Circle: 3.50"
• Number of Fan Blade Studs: 6
• Fan Blade Stud Length: 1.62"
• Fan Blade Stud Thread: 3/8"-16
• Vertical Mounting Distance: 6.35"
• Horizontal Mounting Distance: 6.35"
• Operating Air Pressure: 90-120 PSI
CROSS-REFERENCE(S):
3443-91039, 6L6371, ABP N20 91039, HOR791039, HOR981090, KM N20 91039, KM91039
A cross-reference listing means this part may be a suitable replacement for the listed part numbers. Always verify fitment before installation.
IMPORTANT INSTALLATION NOTES:
✔ Confirm the 7.27" front pulley, 8.77" back pulley, dual 1V belt arrangement, and 1.75" first-groove position.
✔ Verify the 2.00" fan pilot, 3.50" bolt circle, six-stud pattern, stud dimensions, and mounting distances.
✔ Clean the hub splines and apply approved anti-seize or spline lubricant before assembly.
✔ Torque all fan, pulley, clutch, and mounting hardware to Horton or MCI specifications.
✔ Supply 90-120 PSI during testing and verify belt alignment, air-system sealing, engagement, disengagement, and fan clearance.
HTS Advantage Repair Kits:
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
Warranty Information
