ASE Engine Repair
Terms & Definitions
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Exhaust port
A procedure to clean the brake hydraulic system with fresh, clean fluid that should be performed whenever new parts are installed, if there is any doubt as to the grade of fluid in the system, if the glycol fluid has been mixed with a silicone-based fluid, or if the fluid has been contaminated with petroleum or mineral based fluids
A piston pin that moves on the piston and a small and a connecting rod. It is held in place by retaining clips in the pin bosses.
Passage or opening in a four stroke cylinder head for the exhaust valve.
A device attached to a mechanically driven cooling fan that allows the fan to freewheel when the engine is cold and the vehicle is driven at speed.