Thread: Sooty #7
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Old 06-19-2017   #4
Dynomite
 
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Join Date: Aug 2009
Location: South Dakota/California
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Default Re: Sooty #7

Quote:
Originally Posted by DRM500RUBYZR-1 View Post
While the injector tested good electrically, I am very suspicious of it's performance.
Classic symptoms of an overly rich condition, and specific to one cylinder.
If spark is sound, which your observations suggest, then an injector pouring fuel would be a logical suspect.
Good luck and keep us posted!

Marty
Concur

I get a bit better fuel mileage (26-28) sixth gear on highway....and have always had compression around 220 + or - 5 lbs. Your compression seems to be from 210 to 245 or 35 lbs difference. I run Haibeck 91 Octane Chips in ALL ZR-1s. Anything specific to one cylinder suggests an issue albeit your #3 is the lowest compression and your range of compressions is not what I would expect.
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