Differential pressure control system for variable camshaft...
Direct acting hydraulic valve lifter
Direct engagement mechanisms, or dem
Direct lever overhead valve system
Disc valve system for an internal combustion engine
Disconnectable support element
Double rocker arm assembly
Double-lift exhaust pulse boosted engine compression braking...
Drive train for overhead cam engine
Driving connections between two rotatable bodies
Dry valve stem seal
Dual force actuator for use in engine retarding systems
Dual spring valve stem seal module
Dual valve lifter assembly
Ductile iron roller tappet body and method for making same
Dynamic valve mechanism of internal combustion engine