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Need help with Predator 4.10 tuning

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Old 09-26-2003, 06:24 AM
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Default Need help with Predator 4.10 tuning

Hey, I can't get my speedo right with 4.10's installed. I corrected with axle ratio to 4.10, corrected tire size factory and actual to 245-50/16. My speedo is still about 8-10 fast. Any help would be greatly appreciated.
Old 09-26-2003, 06:48 AM
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Default Re: Need help with Predator 4.10 tuning

I have the formula at home to make it work, in most cases changing the gear ratio in the Predator does nothing, you have to "trick" it by reporting a lot smaller wheel & tire size, something along the lines of 14" wheel with 50 or 60 series tire size, If no one else has this info handy I will post it when I get home this evening.
Old 09-26-2003, 07:31 AM
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Default Re: Need help with Predator 4.10 tuning

You might have to get them to make a custom tune for you. When I changed the gears out in my truck I had the same problem. Changing the tire size made my abs and brake light come on.
Larry
Old 09-26-2003, 08:19 AM
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Default Re: Need help with Predator 4.10 tuning

Thanks for any help. Seems like it should be right as specific as the thing is.
Old 09-26-2003, 04:08 PM
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Default Re: Need help with Predator 4.10 tuning

Go here:

http://www.runninwiththedevil.com/faq.htm

Mike




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