What color should a dirt bike spark plug be?
Normal spark plug color should show a light tan on the insulator tip. You can see the light brown color begin to appear on the left side of the insulator in the image below.
What kind of spark plug to use for Yamaha YZ250?
I use BR8EG (fine wire nickel electrode)most of the time; but you can use the BR8ES (standard copper core electrode) as well; the BR8EG just resists fouling a bit better due to the fine wire tip (and costs a bit more). A BR8EIX is an iridium tip plug; which is a step up from the BR8EG ( and also costs more…)
Do you need a spark plug for a Yamaha motorcycle?
It is therefore important to use the specified spark plug, for any model, for both maximum engine performance and to avoid damage to the engine. Check the Yamaha motorcycles list, find your year and model and you can easily order your required spark plug.
Is it easy to cold foul a Yamaha YZ250?
It coudl be a cooencidence, but the eg series appear much more ensative to fouling when cold. I would agree; if not careful its easy to cold foul a BR8EG in my ’06 YZ250; I rarely if ever do with a BR8ES now that you mention it.
Why are spark plugs important for a motorcycle?
Previous spark plugs designs could not be fully cooled, so long reach plugs, with a very long thread body were developed. It is therefore important to use the specified spark plug, for any model, for both maximum engine performance and to avoid damage to the engine.
Are there any spark plugs for a YZ 125?
No NGK BR9ES i had one BR8ES and 2 BR9ES all stops spark after 15 minutes of driving!! &%$#@! those sparkplugs. my friend got a Yz 125 and had the same probs whit same sparkplugs and he bought BR9EG and it was like a new bike:D So i have 2 buy that sparkplug and test…. i got a Yz 250! Something is wrong elsewhere. Rich jetting fouling them?
How much does a Yamaha Yamaha spark plug cost?
I even found one of the Br9 XXXX whatever’s that was for a rm 125 suzuki. Retail on that sucker was over 25 bucks. I was only payign 25-50 cents each for them, so it was a fairly objective way to test everything.
What kind of spark plug does a Yamaha NGK use?
Yamaha Model Type Capacity Year Resistor [?] 2 2CMHS 50 1984-2002 BR5HS 2 A BR6HS 2 B 50 1984- BR5HS 2 B 1985- BR7HS
It coudl be a cooencidence, but the eg series appear much more ensative to fouling when cold. I would agree; if not careful its easy to cold foul a BR8EG in my ’06 YZ250; I rarely if ever do with a BR8ES now that you mention it.