Yes. Try .045".
0.045
.060
35 thousands of an inch.
On the Chevy V8 it is on the front of the engine driver's side. On a inline 6 cylinder it is the plug on the front of the engine. On the V6 it is the front plug on the passenger side.
.045 inch , according to my Chilton book
Could be a faulty spark plug or spark plug wire.
Look in your owner's manual and under the hood on a placard and you will find the answer to this question.
Could be a freez out plug you need to find out where it's coming from and see if there is a plug there. If so then you need to replace this plug.
Could be a faulty spark plug or spark plug wire.
(HD Calif ) PLUG type R44TX A/C Delco. GAP-0.060 That's the heavy duty engine. (The FED) Plug type R44t .......................Gap-0.040 This covers 49 different states.
If you look at the side of the transmission, you will see two plugs that look the same. But one will be towards the bottom real low, that will be the drain plug. The higher plug will be the fill plug and it will be 4-5 inches above the lower plug.
You could have a spark plug wire going bad. When idling it has the lowest demand, and when put under a load, higher resistance causes it to hunt a ground with the least resistance which may not be through the spark plug, therefore causing a misfire.