Spark plug numbers

[john_l]

"Is the Champion marine spark

"Is the Champion marine spark plug #932m (QL82CY)the same as the Champion QL82c.
Thank you,
John"

 

[haffiman37]

"No. (I guess You did a mi

"No. (I guess You did a mis spelling: QL82YC)
The 'Y' stands for 'extended insulator tip'.
The heat-range is the same, but You run the risk of the piston hitting the plug if installing 'Y' plugs."

 

[john_l]

"Morten, thank you. You are c

"Morten, thank you. You are correct, it should be yc.
The box says it is a projected core nose design. This makes me think that you are right again. Guess I will have to get my money back.
Thank you
John"

 

[john_l]

The correct stock number for C

The correct stock number for Champion plug #QL82C is 931M.