The Model 460 engine brake, developed in conjunction with Cummins, was built for the Cummins ISX 11.9 diesel engine and is rated between 346 and 390 hp at 1,900-2,100 rpm. It will be offered as optional equipment, comprising two engine brake housings and special exhaust valve bridges.

JACOBS VEHICLE SYSTEMS, jakebrake.com

Pride & Polish
Overdrive’s annual Pride & Polish virtual truck show attracts entries from across the nation showcasing show-quality design, mechanical ingenuity and plenty of trucking-business pride. Find recent-history awards shows, in-depth features about the winners, and more.
Read More
Pride & Polish Promo Image