ZPOST - View Single Post - Build:E86 Z4M S54 3.4L Stroker + ESS VT525 Supercharger

fullerra · 07-17-2014, 04:57 PM

looking at the VAC website, it appears they have different pistons (increased dish to decrease ratio), to accommodate for what the desired compression ratio would be, using their kit.

07-17-2014, 04:57 PM	#8
fullerra Private First Class 14 Rep 164 Posts Drives: 08 Z4M Coupe Join Date: Jan 2012 Location: Boston, MA iTrader: (0) Garage List test test [0.00] 2008 BMW Z4MC [0.00]	looking at the VAC website, it appears they have different pistons (increased dish to decrease ratio), to accommodate for what the desired compression ratio would be, using their kit.
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