What kind of spark plug does a Mercury outboard use?
Mercury Year Model / Engine Copper Plus Plug Alternate Plug Gap 1983-1980 QL6VC L6VC — 1999-1997 3.0L QL77CC — 0.035 2004-2002 Pro Max 300X V6 DFI QL77PP —
What’s the spark plug gap on a 1998 Mercury 225?
Could someone please tell me what the correct spark plug gap is for a 1998 Mercury 225 EFI. My plugs are champion QL77CC. Thanks The recommended plug is a NGK BR8HS Gapped at .035.
Why do spark plugs need to be gapped?
Setting the gap for your particular engine is vital as insufficient spark plug gap can cause pre-ignition, detonation, and even engine damage. Too much gap can result in a higher rate of misfires, loss of power, plug fouling, and poor fuel economy. NGK spark plugs come from the factory pre-gapped for your Mercury outboard.
What should spark plug gap be on Evinrude 6HP?
Agree with tx1961whaler. The motor was built, designed and tested with QL77JC4 Champions. Set them at .030. Those plugs are available just about anywhere. Re: Evinrude 6hp.
What kind of spark plugs do Mercury outboard motors use?
Mercury Outboard NGK Spark Plug Guide NGK spark plugs are original equipment on many outboard motors and are excellent replacements for everyday engine maintenance. Please view the application guide below. You may also find the NGK spark plug code helpful.
Could someone please tell me what the correct spark plug gap is for a 1998 Mercury 225 EFI. My plugs are champion QL77CC. Thanks The recommended plug is a NGK BR8HS Gapped at .035.
Agree with tx1961whaler. The motor was built, designed and tested with QL77JC4 Champions. Set them at .030. Those plugs are available just about anywhere. Re: Evinrude 6hp.
Can a NGK spark plug be used on an outboard motor?
NGK spark plugs are original equipment on many outboard motors and are excellent replacements for everyday engine maintenance. Please view the application guide below. You may also find the NGK spark plug code helpful. Resistor [?]