Actuating • Affect • Affects • Air • Aluminum • Become • Cam • Cause • Combustion • Controls • Crankshaft • Creating • Cylinder • Delivery • Directly • Engine • Excessive • Faulty • Flow • Fluid • How • Impact • Inspecting • Internal • Into • Leading • Level • Lifts • Lobes • Located • Made • Materials • Often • Pads • Positioned • Pressure • Reciprocating • Responsible • Result • Rigid • Rocking • Situated • Suction • Supply • Tear • Typically • Usually • Visual • Where • Worn