What type oil?

[Crash]

Bran Penn 10w30, it has lots of zinc.
http://www.pickupandracehaven.com/penn-10w30-racing-oil-111626.cfm

 

[97__Z71]

What ever is on sale at Autozone. 190,000 miles and still running strong.

 

[Whitehoe]

Castrol high Mileage 5w-30 either a Napa Gold or A Fram filter

 

[wintimidator]

I use Amsoil 5w-30 full synthetic with the vortec 5.7

 

[ChrisAU]

In the '92 - Chevron Delo 400 15W-40
Tahoe - Mobil 1 Full Synthetic 5W-30

 

[tj stone]

mobil1 5w30 in summer and mobil1 10w30 in winter both being full synthetic. ive always ran wix filters

 

[DAGEN]

Shell rotella t 10w-30.

 

[Tempted]

mobil1 5w30 in summer and mobil1 10w30 in winter both being full synthetic. ive always ran wix filters

Hopefully you meant 5w30 in winter and 10w30 in summer.

 

[DRAGGIN95]

Castrol GTX 10w-30 in all of my DD's, and Mobil 1 10w-30 in my LS motor!

 

[DRAGGIN95]

Oh and WIX filter's on all of them.