Adam X20 New Member Apr 22, 2010 #1 Does anyone have Service Manual for Merc 250 Optimax? I need to know what Spark Plugs are specified for the motor, and gap too... Thank-you! Adam.
Does anyone have Service Manual for Merc 250 Optimax? I need to know what Spark Plugs are specified for the motor, and gap too... Thank-you! Adam.
Dr Honda Well-Known Member Apr 22, 2010 #2 Since you are a premium member, you can get it here. But... NGK PZFR5F-11 Gap; 0.043 Hope that helps :cheers:
Since you are a premium member, you can get it here. But... NGK PZFR5F-11 Gap; 0.043 Hope that helps :cheers:
Adam X20 New Member Apr 24, 2010 #3 I found NGK ZFR5F-11 (no P) NGK PZFR5F-11 what does the P represent? Is there a iridium plug available? Thanks, Adam
I found NGK ZFR5F-11 (no P) NGK PZFR5F-11 what does the P represent? Is there a iridium plug available? Thanks, Adam
Adam X20 New Member May 27, 2010 #4 Wrong Plug type! Bought the plugs the manual advised : NGK PZFR5F-11 Turns out they are not the only type! My motor uses IZFR5G (still Laser Iridium type)
Wrong Plug type! Bought the plugs the manual advised : NGK PZFR5F-11 Turns out they are not the only type! My motor uses IZFR5G (still Laser Iridium type)
