The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

72gmc1/2ton · 04-11-2002, 11:12 PM

I'm old school I run 30w val. I tried running syn. oils in acouple different cars and vans and trucks they seem to run at about 15-20 degrees hot then regualr oil.

04-11-2002, 11:12 PM	#7
72gmc1/2ton Registered User Join Date: Feb 2002 Location: englewood co usa Posts: 94	I'm old school I run 30w val. I tried running syn. oils in acouple different cars and vans and trucks they seem to run at about 15-20 degrees hot then regualr oil.