7/4/10 What engine oil do you use?

[bighawg]

What kind of engine oil do you use? Conventional or Synthetic or Blend.

 

[bighawg]

I use a Synthetic oil from Schaeffer's

 

[CtChevy427]

My choice of oil is synthetic from Amsoil.....

 

[jrkrace]

Mobil 1 TDT here...

 

[83GMCK2500]

 

[BoostN]

Rotella 15W- 40

 

[btfarm]

Rotella 15W- 40

X2 on the Rotella T 15W40

 

[Unit453]

Amsoil.

 

[NVW]

X2 on the Rotella T 15W40

x3 in summer, 0W40 partial syn. in winter

 

[robzombie4551]

Rotella 15w40 also

 

[jcool]

Amsoil and only Amsoil in everything I own that requires fluids or grease. from my 94 cub cadet to my 89 wrangler with over 200k on its hard beaten life.

 

[12ga diesel]

Shell Rotella T6 Full Syn 5w-40

 

[DieselCash]

Rotella 15W- 40

 

[Ed HD]

Amsoil in the D-max (everything but grease). Pennzoil Platinum in both Bonnevilles and 02 Suburban.

 

[just a number]

conventional for now. gotta fix the leaks first!

 

[SfcJones]

Amsoil but I ordered 2 cases of Schaeffer's 15W40. A couple of farmers swear by it.

 

[Heartbeat Hauler]

Rotella T 15w-40 for me. I change it at 5000 miles though.

 

[Acesneights1]

Rotella 15w40. Been using it for years in everything cept my Old detriots. Used Black Bear 30w in them.

 

[jimburr]

rotella 15w-40

 

[Marauderer]

Amsoil in all my engines since 1985.