P.L. 1200 AFRs all over at WOT

S

skydog

Free Member

Mar 31, 2008

55

1

8

47

• Jan 13, 2010

• #1

Hey guys have about 800miles on sled been a BLAST!! The one little thing kind of driving me nuts, is my AFRS at WOT? The wire going to the TPS is soider on so good there. Dont see any cracks in air box(will look more tonight) But one pass at WOT i get 11.8 AFRS. Next pass i will see 10.5-10.1 or so?? Any ideas?? Any one eles seeing this?

Thank you Skydog

 

T

TURBO DOO

Free Member

Mar 24, 2009

6

5

3

• Jan 13, 2010

• #2

you could have a lose ground

 

S

skydog

Free Member

Mar 31, 2008

55

1

8

47

• Jan 13, 2010

• #3

On the AFR gauge?

 

soul!

Active member

Lifetime Membership

Dec 7, 2008

67

25

18

vancouver island

• Jan 13, 2010

• #4

with race gas sensors can go bad

check this vid out
just think you should rule this out
http://www.youtube.com/watch?v=1mb4VmDd0ao

 

S

SLY

Free Member

Nov 21, 2007

752

40

28

Alberta

• Jan 13, 2010

• #5

Just had the same issue with 2 Yamaha's....wideband sensors don't last with race fuel or Avgas. 2 strokes must be hard on them as well

 

S

skydog

Free Member

Mar 31, 2008

55

1

8

47

• Jan 14, 2010

• #6

Yea i know that, the race fuel i have been running has no lead. But i guess i could try a new O2 but its was new about 300miles ago.

THANK YOU for the help guys!!! Any one else??

Skydog