Quote:
Originally Posted by Hempo
A bit strange then when i ordered the kit from Titan Motorsport.. Anyhow will be getting the IC upgrade soon an then it will be E85 and 70mm all the way! 
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The kits with 80mm SC pulley has 60 mm idler pulley. Sprintex IC Kit comes with 75mm and 70mm idler pulley (I'm not 100% sure on the idler pulley size but you get the picture)
Before racing off and putting 70mm E85
Verify your boost on 80mm, then put 75mm check your boost.
You should be on 98Ron in Sweden and getting around 10psi .
Not sure who your tuner is , but you would need to retune for smaller pulleys.
Last thing you want to do is damage your internals.
I've gotRaceseng 72.5 and 70mm pulleys arriving tomorrow, which I have set up for dyno testing on Saturday. @
DeliciousTuning new tune allows for the 75 to 70mm pulleys to be changed without retuning, awesome, so we will be able to test each pulley with the IC kit to see what boost and whp is obtained on 91OCT.
Will be interesting test.