Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Jacobs · Engine
1631550
In stock · ships from Knoxville
This is a 12-volt solenoid for the Jacobs Engine Brake (Jake Brake) system.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 2 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Caterpillar
Other applications
Caterpillar
Other applications
Also supplied as Jacobs part number 1024613 and Cummins part number 3871707. Verify electrical connector and voltage match your engine model before ordering.
Part data verified against 2 catalog sources
Different year, make, or config? Get a confirmation against your truck in under a minute.
It controls oil flow to activate the engine brake on Caterpillar 3176 engines, and cross-references to fit certain Cummins NH/NT engines as well. When this solenoid fails electrically or mechanically, the Jake Brake will not engage or may operate intermittently, so replacement restores proper braking and vehicle control.
Part Number: 1631550
JAKE BRAKE SOLENOID CAT / WILL FIT CUMMINS 024613B
Vendor: STOWERS MACHINERY
Dealer: KP Services Crossville
Compatibility, alternatives, and more
