R 44T is the AC Delco part number
spark plug
A sp-34 spark plug to a Champion plug is a small engine spark plug. They can be used for lawnmowers and weed eaters among other things.
Factory A/C spark plugs. Put the plug in it that it calls for are Chevy would not have used them if they weren't a good plug.
Generally there is one spark plug per cylinder.
The correct spark plug gap does not depend on which plug you use, it is dependant on what engine it is installed in. The same plug can be used in many different engines, and each engine might have a different gap specification. Instead, you need to ask something like: What is the correct spark plug gap for a 1993 Chevy 350 engine? (or whatever engine you have).
By creating a spark it ignites the fuel in an engine which explodes causing the cylinder to move.
Check the Vehicle Emissions Control Information ( VECI ) decal located in the front of the engine compartment ( it will show the type of spark plugs used and the spark plug gap )
just ask them at the parts store, they will be able to tell you what plug you need.
To ignite the compressed flamable gas in an internal combustion engine
A spark plug is used to ignite the fuel/air mixture inside the cylinder of an internal combustion engine. If the spark plug isn't working, the cylinder won't fire. In a multi-cylinder engine, this will result in rough running and loss of power. In a small, single cylinder engine, this will result in the inability to start the engine.
specially assembled thermocouple spark plugs are used to accurately determine spark plug temperatures during actual engine operation
On a 1997 Mercury Grand Marquis : Check the Vehicle Emission Control Information ( VECI ) decal in the front of the engine compartment , for the type of spark plug used and the spark plug gap