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Mods in motion

228K views 2.9K replies 48 participants last post by  charged392  
#1 ·
I am going from this tiny little aftercooler with a water leak
 

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#1,158 ·
Just enough clearance for belt too. This setup is not slipping and is getting me a solid 8-10 instantly rising to 12 very fast and holding there. Blow off valve is still big enough too lol. Sunday funday will be doing some logs. The AFR is holding 11.5 until 4500 then climbs to 10.8 ish nice and safe for a little warmer air. Will add the meth back once I have my tb and boost pipe shortened up here soon enough all in all good deal. Neil thank you for the pulley it will get a lot of use. May also be doing impellar upgrade soon of funds allow that should put me in the 14-16 range which is all my 7rib setup will be able to handle before slippage. 2015 is gonna be fun "LETS GO RACING BOYS" 11s are mine.
 

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#1,159 ·
That looks very solid... well done..
 
#1,167 ·
Yeah heard that three times now I just don't see what it is. Believe me I am looking and trying to find it. It's scary go wot let off and it seems like it wants to then it goes wot again on it's own and doesn't want to come off it. Bad part is it doesn't fuel it right when it does that. I'm am looking because a 50mm should be enough to divert and kill accel odd.
 
#1,168 ·
Wouldn't there be a fairly serious conflict of TPS position signal and MAP signal with the turbo providing heavy boost on the run down with the throttle closed? Can the pressure be blown off electronically based on throttle position instead of pressure relief alone? I've no experience with this but that's the point I would see as being a problem.
 
#1,171 ·
Maybe reviewing basic fuel cut off parameters found with hard deceleration or even rpm limiter will allow for some back door code to eliminate over run?
 
#1,173 ·
Keith, I didn't think it was necessarily simple. But something to think about that could possibility control fuel/timing.
 
#1,175 ·
Good luck with getting it sorted out. I know you will..
 
#1,178 ·
Ok the small change I made got rid of about Half the hang time. Now I cut coils off my bov spring and tomm will test that out. Supercharger setups need a -2 psi spring which is basically no pre pressure at all only enough to allow valve to close them equal and hold.y valve now is fairly easy to push open by hand so I will see if that helps. I know bov sticking or delay can cause throttle hang because I have had it happen before lol
 
#1,181 ·
Ok doing some testing in the next few mins gonna report back soon. Will also be modding my XV neck to work for me on my truck gonna cut her up :hide: bit it will be nice and I can angle it however I want perfectly for the aftercooler to fit uptop nicely. Mod coming soon for that one gonna get the boost hang licked first.