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Old 09-25-2015, 08:25 AM   #294 (permalink)
BabyDiesel
Lean Burn Cruiser!
 
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Join Date: Dec 2012
Location: Johnston County, NC
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Quote:
Originally Posted by pgfpro View Post
Sounds good. This will help answer some questions.

Are your lifters hydraulic or solid?

I'm getting ready to switch back to my 3 1/2 valve system on the Talon. This gives me about a 8% gain in FE when in lean burn. It might be something you could employ?
Absolutely. I really don't think I have been in lean burn yet lol. Tygen1 told me that without the WB O2, I can't see if I am just killing power or in lean burn. Driving blind, just like before I got a ScanGauge! I know that I need to aim for 16.5:1 - 17:1 AFRs when in cruise for the best mpgs according to Ty.

It is raining today and supposed to continue for the whole weekend... so testing will be delayed until conditions improve.

My lifters are solid. Surprised me! I assumed roller.

...Explain how you are going down a 1/2 valve! I demand to know the secret to such wizardry!! When Ty sends me a spare intake cam, then I will be able to see how a true 12 valve setup works with our cars

Did you see this question I asked earlier?
Quote:
Hmmm, I'm trying to think of a way to decrease the amount of air that the engine will get in my usual rpm range. The only way I can think of is retarding the intake camshaft and creating an Atkinson Cycle. Thoughts?
If this does not help the "engine-too-big" syndrome, then I am fresh out of ideas man
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