Why is my ski pulsating?

[EightySeven550]

Hey all,
I was out ridng with my uncle and then I had to to him in after his ski broke. it was about a 45 min ride back.

When we got back I untoed and tried to take her out for a spin but the engine is pulsating and seems to not fire on every stroke> any ideas what I might have done>

Thanks all

P.S. 1990 SJ SN 650

 

[Crab]

fouled a plug?

 

[EightySeven550]

Ithe plugs seemed fine, I pulled them and they were bith dry and sparking, I will replace though, never hurts starting cheap.
Thanks so far,

 

[Fro Diesel]

It is the plugs, or you'll have to cut some of the wire back on the leads and get a better.hotter spark to the plug.

 

[marz831]

Overheated? Do you have the stock temp sensor on there?

 

[D-Roc]

Overheated? Do you have the stock temp sensor on there?

45min tow would work a ski.:bigok:

 

[surferdude345]

Start basic - compression check - clip wires

 

[orangefinger]

:aargh4:loose battery cables......took me for ever...I thought about everything else first.....

 

[EightySeven550]

Yes, I have a stock temp sensor on there.

1. Plans for this evening
2. Compression Test
3. New Plugs
4. Clean and tighten battery cables
5. Clip plug wires
6. Keep everyone informed:Banane37:

Thanks to everyone so far