Thread: ls3 GMPP Crate motor first start
View Single Post
  #5  
Old 12-30-2020, 04:57 AM
dhutton dhutton is offline
Senior Member
  
Join Date: Nov 2006
Location: Mountain Springs, Texas
Posts: 1,925
Thanks: 1,186
Thanked 542 Times in 296 Posts
Default
Quote:
Originally Posted by XLexusTech View Post
of note.. o2's are in headers.. headers are on..
O2 sensors will not read correctly with open headers. They will read lean which will make the car run pig rich....

Don
Reply With Quote
The Following User Says Thank You to dhutton For This Useful Post:
XLexusTech (12-30-2020)