Thread: ASII Float Level With Pix
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  #20  
Old 03-30-2012, 08:44 AM
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gasser gasser is offline
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Quote:
Originally Posted by cascade_crawler View Post
I wonder how much your head mod plays into the fuel efficiency?
My experience with the head mod on a 300 was a mileage improvement of at least 10%. Before mod gas mileage: 22mpg after:25plus
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