View Single Post
Old 06-27-2012, 01:43 PM   #4
BMW Tuner
bmwconnect's Avatar
Join Date: Mar 2010
Location: Ottawa
Posts: 923
You don't need pistons for that motor on low boost. I ran 12psi on standard 10:1compression pistons all day long and I ran my car hard everyday
bmwconnect is offline   Reply With Quote