Car Questions

Should I drill a la...
 
Notifications
Clear all

Should I drill a larger opening for the PCV valve fitting?

  

0
Topic starter

2013 CHEV Impala LT Swapping GM Genuine Parts 12583384 PCV Drill lager hole

Modifying w/ 5/64 & 7/64 drill bit, bigger opening for GM Genuine Parts 12583384 (PCV) Fitting. There are YouTube videos showing to drill bigger holes GM PCV fitting to reducing oil accumulation in air intake hose. Good or Not Good?


1 Answer
0

Well it's good if you do the job correctly because that is a design flaw


Share: