International Harvester 844-S Overview
The International Harvester 844-S is a 1975-1989 tractor with a 4.4 L engine rated at 87 hp. Its fuel capacity is 22.4 gal (84.8 L), and the rear PTO is independent with a 540/1000 (1.375) specification.
Transmission configurations include Synchron gear and Agriomatic S partial power shift. Hydraulic specifications include a 7.9 gpm (29.9 lpm) pump flow, one or two valves, and a 4 gal (15.1 L) hydraulic system.
Quick Answers
- Engine4.4 L engine rated at 87 hp.
- TransmissionSynchron gear and Agriomatic S partial power shift configurations are listed.
- Rear PTOIndependent rear PTO with a 540/1000 (1.375) specification.
- Hydraulics7.9 gpm (29.9 lpm) pump flow with one or two valves.
Engine and Power
The 4.4 L engine is rated at 87 hp and 2,300 rpm, with 218.4 lb-ft of torque at 1,300 rpm.
Diesel engine
| Displacement | 268 ci 4.4 L |
|---|---|
| Power | 87 hp 64.9 kW |
| Rated Rpm | 2300 |
| Torque | 218.4 lb-ft 296.2 Nm |
| Torque Rpm | 1300 |
Manufacturer
Manufacture years
Transmission
Transmission configurations include Synchron gear with 8 forward and 4 reverse gears, and Agriomatic S partial power shift with 12 forward and 4 reverse gears.
Synchron
| Name | Synchron |
|---|---|
| Type | gear |
| Gears | 8 forward and 4 reverse |
Agriomatic S
| Name | Agriomatic S |
|---|---|
| Type | partial power shift |
| Gears | 12 forward and 4 reverse |
PTO and Hitch
The rear PTO is independent, with a 540/1000 (1.375) specification and 540@1920 engine rpm.
Rear PTO
Rear PTO type
Engine RPM
Hydraulics
Hydraulics list a 4 gal (15.1 L) capacity, 7.9 gpm (29.9 lpm) pump flow, and one or two valves.
Capacity
Pump flow
Valves
Accuracy Note
Tractor specifications can vary by year, region, factory configuration, installed equipment, and later repairs. Match serial range, engine, transmission, PTO setup, and model code before ordering parts or doing service work.