Engine Coolant Thermostat Seal
The Gates Engine Coolant Thermostat Seal 33601 gives you a quick, clean solution for sealing your thermostat housing without the mess of gasket cement. This thermostat seal wraps snugly around the thermostat valve, helping you prevent leaks and avoid cooling system issues down the road. It’s made from tough rubber that holds up to pressure, heat, and wear, which makes it a reliable pick for your engine coolant seal needs. You’ll save time during installation and avoid future headaches with its precise OE-style fit. Whether you’re working on a Ram 2500, Volvo WAH, or Kenworth T880, the 33601 fits the job. It’s small, but it plays a big role in keeping your engine cool and running right. Grab yours today—don’t wait for a leak to slow you down.
$9.23
Specifications
Inside Diameter: 2.27
Height: .25
Outside Diameter: 2.66
Compatibility
Ram 2500: 2003–2009
Ram 3500: 2003–2009
Kenworth:
T880: 2019
Sterling:
L9513: 2000
Volvo:
WH: 1996
WAH: 1996
Alternative Part Numbers
CUMMINS 186780
DELCO HARRISON 133-1
GENERAL MOTORS 5132155
MACK 447GC171
MACK 447GC216
10492
12G31
133-1
135600
15883
186780
25020
277340
30980
347497R91
347947R91
4763839
5132155
5245231
5901
6061
6559761
659761
82508
4661
3S9643
4L8089
4L8098
166868A
278069R91
ACDELCO 12G31
CARQUEST 30980
CATERPILLAR 3S9643
CATERPILLAR 4L8089
CATERPILLAR 4L8098
CHRYSLER 4763839
CHRYSLER 5245231
CUMMINS 135600
CUMMINS 186780
DAYCO 82508
DELCO HARRISON 133-1
DETROIT DIESEL 5132155
DOLE ITS-3
EDELLMANN 6061
FEL-PRO 10492
FEL-PRO 15883
GATES 5901
GATES 33601
GENERAL MOTORS 5132155
IDEAL TRIDON 30980
INTERNATIONAL HARVESTER (IHC) 278069R91
INTERNATIONAL HARVESTER (IHC) 347497R91
INTERNATIONAL HARVESTER (IHC) 347947R91
MACK 447GC171
MACK 447GC216
MCCORD BMS4724
MOTORAD S401
MOTORCRAFT RTS-1
MURRAY TEMPERATURE CONTROL 277340
NAPA 4661
NAPA BELTS/HOSE 33601
REO 6559761
REO 659761
REO TRUCKS 6559761
REO TRUCKS 659761
ROBERTSHAW 5020
STANDARD THOMSON 4661
STANT 25020
STANT 30980
STANT S-5020
UNKNOWN 166868A
UNKNOWN 4L8098
WALTHAM W4661
WHITE 659761