Running rich, fouling plug.
- Pie-eyedpiper
- Visitor
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- Posts: 98
- Joined: 24 Jan 2011, 18:24
- Bike Owned: Mk 2
- Location: nr Lincoln
Running rich, fouling plug.
After a bit of a lay up over winter, my Mk2 is a pig to start and only runs for about 30 secs.
The plug is very wet, and it has always run a bit rich anyway. But it used to run Ok.
What is the best way to lean things off?
Is it best to raise the clip on the needle, or open the air screw slightly?
Any help greatly appreciated.
The plug is very wet, and it has always run a bit rich anyway. But it used to run Ok.
What is the best way to lean things off?
Is it best to raise the clip on the needle, or open the air screw slightly?
Any help greatly appreciated.
- pudzie83
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- Joined: 29 May 2012, 13:19
- Bike Owned: mk2 1992
- Location: england
Re: Running rich, fouling plug.
fuel,oil,plug change and a good thrashing
usually sorts out a 2stroke coming out of hibernation this will free up clutch plates as well as they stick together over time

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- NWAA Supporter
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- Joined: 02 Dec 2007, 16:02
- Bike Owned: MK3
- Location: Mid Surrey
Re: Running rich, fouling plug.
Turn off fuel, remove plug and lob in bin,bang bike into 1st gear, push bike around for 5 mins with plug still out and with ignition OFF, bang in a NEW BR8ES, turn on fuel and ignition, choke, kick, ring ding ding ding, ride, enjoy.
Also, put new fuel in. Clean scabby filter, clean scabby pilot jet, and other jets.
Mike
Also, put new fuel in. Clean scabby filter, clean scabby pilot jet, and other jets.
Mike
VFORCE REEDS-MUGEN HEAD AND BARREL-WHITE POWER-ALL ON MY WISH LIST!!
- knackeredMk1
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- Joined: 03 Nov 2006, 17:41
- Bike Owned: Modified Mk1
Re: Running rich, fouling plug.
FMtB +1 except 3rd or 4th gear.
Re: Running rich, fouling plug.
I found cillit bang and a toothbrush quite good for cleaning carbs and jets believe it or not .... Also, modern fuels with ethanol in them don't have a long shelf life, you'll find new fuel works wonders itself !
Cheers
Cheers
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- NWAA Supporter
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- Joined: 02 Dec 2007, 16:02
- Bike Owned: MK3
- Location: Mid Surrey
Re: Running rich, fouling plug.
Have you forgotten the old advertSpokey wrote:I found cillit bang and a toothbrush quite good for cleaning carbs and jets believe it or not .... Also, modern fuels with ethanol in them don't have a long shelf life, you'll find new fuel works wonders itself !
Cheers

Yes, some of that cheap own brand label coke also makes excellent parts cleaner.
On visit to Heathrow with a mate who worked there, they were busy in the cockpit of one plane removing a stubborn stain of the windscreen with coca cola


Mike
VFORCE REEDS-MUGEN HEAD AND BARREL-WHITE POWER-ALL ON MY WISH LIST!!