Nissan 370Z Forum - View Single Post

Rusty · 06-10-2018, 04:36 PM

The reason the car companies spec a 30 weight or less oil is because of fuel economy. And they took some chemicals out of the oil for emissions and to be O2 sensor friendly.

06-10-2018, 04:36 PM	#50 (permalink)
Rusty Ronin Samurai - Assassin Join Date: Dec 2011 Location: Fayettenam,Pennsyltucky Age: 68 Posts: 35,220 Drives: 2011 Nismo GM 6M Rep Power: 2684438	The reason the car companies spec a 30 weight or less oil is because of fuel economy. And they took some chemicals out of the oil for emissions and to be O2 sensor friendly. __________________ 浪人 - 殺し屋 "The Difficult Anytime, The Impossible By Appointment Only" http://www.the370z.com/members-370z-...o-journal.html