what spark plugs do i need?

Mohabba

Seaman Apprentice
Joined
May 13, 2007
Messages
35
My supplier says according to my engine info my engine requires spark plugs should be 01RS12PYP Champion :eek:$$$$$ but he also says that i can use 01RS12YC Champion which are way less $.

Could anyone please provide me with some insight to what i need?

Merc. 350 Mag MPI FWC #0M616759
Model: 4442087RS

Thanks in advance
Hans
 
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