JACOBS VEHICLE SYSTEMS

ENGINE PARTS IN THE NATURE OF ENGINE RETARDERS AND ENGINE VALVE ACTUATION MECHANISMS AND PARTS THEREOF, NAMELY, HOUSING ASSEMBLIES, COVER SPACERS, CONTROL VALVES, SPOOL VALVES, SOLENOID VALVES, MASTER PISTONS, SLAVE PISTONS, AUTOMATIC CLEARANCE ADJUSTERS, RESETS, CLIP VALVES, ANTI-ROTATION PINS, CONTROL MODULES, RELAYS, CLUTCH SWITCHES, PUMP SWITCHES SOLD AS A UNIT, HYDRAULIC TAPPETS, ROCKER ARMS, PUSH TUBES, SPRINGS, HYDRAULIC FLUID ACCUMULATORS, VALVE BRIDGES, AND POPPET VALVE ACTUATORS; ENGINE PARTS IN THE NATURE OF ENGINE RETARDERS FOR LAND VEHICLES AND ENGINE VALVE ACTUATION MECHANISMS FOR LAND VEHICLES AND PARTS THEREOF, NAMELY HOUSING ASSEMBLIES, COVER SPACERS, CONTROL VALVES, SPOOL VALVES, SOLENOID VALVES, MASTER PISTONS, SLAVE PISTONS, AUTOMATIC CLEARANCE ADJUSTERS, RESETS, CLIP VALVES, ANTI-ROTATION PINS, CONTROL MODULES, RELAYS, CLUTCH SWITCHES, PUMP SWITCHES SOLD AS A UNIT, HYDRAULIC TAPPETS, ROCKER ARMS, PUSH TUBES, SPRINGS, HYDRAULIC FLUID ACCUMULATORS, VALVE BRIDGES, AND POPPET VALVE ACTUATORS