What oil do you use

[Boost Addict]

Specicically for you modded LT1 people. I've got Valvoline VR1 20w-50 in mine now.

[Phantom409]

I use Mobil 1 Syn. on all my cars.
Yes that includes the Honda

[Virtue]

i take it you figured your oil pressure prob out?

i use 5w30 still

as of now its plain old dino oil the amsoil goes in when i get some more miles on it and ect

[MP81]

Pennzoil 10W-30. I think.

[Boost Addict]

How thick of oil do you guys run?

[Swat]

Royal Purple 20-50 (larger than stock clearences)

[c0ncEpT]

Right now my car had German Castrol 0W30 in it.

[JoeliusZ28]

I will be switching to 0w-40 on my next change. A very knowledgeable oil guru analyzed it to work the best in LT1s.

[Virtue]

i get 60psi of oil pressure with 5w30 at idle, but my pump is a hv hp

[WMCCjames]

Valvoline 5w30 dino in the LS1

[SlyStoner421]

5w-30 Mobile1 Synthetic, Mobile1 Oil Filter..

[SlyStoner421]

I will be switching to 0w-40 on my next change. A very knowledgeable oil guru analyzed it to work the best in LT1s.

what do you mean it was analyzed? are you talking just the weight?

[ramairusty]

I will be switching to 0w-40 on my next change. A very knowledgeable oil guru analyzed it to work the best in LT1s.

I would like to know more about this.

Currently using 1030 Mob1 in all 3 cars. Considering going to Redline.

[DETROITMUSCLE]

Mobil 1

[badinfluence]

valvoline high mileage synthetic 5w30

only kind of oil that the engine wont leak (its wierd)