RorK Feimer

Checking Your Spark Plugs

A spark plug provides a means of delivering a timed electric charge to a cylinder just before it finishes compressing the fuel/air mixture. The electric current jumps a gap between the center post electrode and the grounded side electrode of a spark plug. This action ignites the combustive gas as the piston reaches Top Dead Center (TDC) and the resulting explosion drives the piston down which turns the crankshaft. Spark... (posted by RorK Feimer 3 years 324 days ago.)

Changing Your Coolant

Coolant, also widely referred to as anti-freeze, is the fluid which is mixed with water and is circulated throughout a liquid-cooled engine to remove excess heat and prevent damage. On newer autos, it is often used to cool the transmission fluids, as well. There are also some coolants which are sold premixed with water and this type of coolant mixture takes the guess work out of how much of one or the other to add when working on or... (posted by RorK Feimer 3 years 324 days ago.)

Automotive Preventive Maintenance: Winterization

Automotive Preventive Maintenance: Winterization Winterizing Your Vehicle Way up here in South Dakota, where the snow flurries usually start before Halloween, most of us know to actually winterize our cars and trucks for the cold weather. But just what does it mean to winterize your vehicle? Can a mechanic actually do this for you? What winterizing means for your vehicle: Even if you don't enjoy... (posted by RorK Feimer 5 years 17 days ago.)