went from 10.5#s to 14+ with sdce upgrade.
Kept an eye on my wideband and it never came out of the 10s so hopefully i'll be safe. As safe as I can be at that power level on a bone stock motor

I'm sure its a ticking time bomb, but maybe i'll have some luck. Go hard right
All supporting mods are in place and I feel pretty good about the tune. Anyone heard of someone surviving long at that much boost on a stock motor?For those curious the car is on E85 with an alkycontrol kit on 7. Twin 340 pumps and 81# injectors. Should be good on the fuel.
Last edited by kkslds; Jun 4, 2010 at 05:13 PM.
Hoping to squeez a 10 sec. pass out of her.
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You only added the SDCE spring and kept the pully sizes the same? I bouught my entire D1 kit from them with their uprades so I don't know any better But gaining 4-5 #'s of boost is prety crazy. Congrats
So yes pulleys were never changed. I have a 7.25 crank pulley and a 3.70 blower pulley. I started out with 8#s on the dyno, cranked on it some more and got 9 somethin, and again tightened it beyond obviously what I thought was necassary to begin with and finally got 10.5#s. The belt was TIGHT!
Other than the bracket the only thing I did was clean my filter which was fairly clean when it made the 10.5#s during the tuning app. Might be some of the gain.
Pulley set ups tried MMS 6 rib set up, failed, ASP COG set up, broke belts left and right, custom MMS, ATI pulley set ups, failed belts broke or slipped.
SDCE nothing but awesomeness and never broke a belt. Later sold the kit to KP here on the board and he used the same belt all the way into the 9's
J
We offer a 6 rib tensioner upgrade and an 8 rib tensioner upgrade. The 8 rib is way more common. We need one more order for the 8 rib GP to lock everyone in to the $605 GP price...regular retail is $695 so it's a huge savings of $90.
Send me an email or give us a call if you have any other questions. 401.826.4400 or sdconcepts@yahoo.com







