View Single Post
Old 12-02-2010, 08:59 PM   #18 (permalink)
rmay635703
home of the odd vehicles
 
rmay635703's Avatar
 
Join Date: Jun 2008
Location: Somewhere in WI
Posts: 3,891

Silver - '10 Chevy Cobalt XFE
Thanks: 506
Thanked 867 Times in 654 Posts
Quote:
Originally Posted by alexofnazareth View Post
yeah, i wouldnt suggest running the car lean, cause youll burn the exhaust valves right up.
This is a Myth, running the car at STOICH under high power burns exhaust valves, lean might cause misfires (maybe) leading to a burnt piston. Lean is always cooler than stoich, most cars run RICH at WOT AKA 10-12 to 1 instead of 14.x to 1 (stoich) to cool combustion as stoich makes more heat.

Cheers
Ryan
  Reply With Quote