engine oil

sebbe111 · Post by **sebbe111** » Thu May 21, 2009 11:20 pm

what type of engine oil should i have in a gmc cckw 353 6 cyl ?

abn CCKW · Post by **abn CCKW** » Fri May 22, 2009 10:56 am

SAE30 above 32 degrees f 10 quarts if filter is changed

dr deuce · Post by **dr deuce** » Fri May 22, 2009 8:35 pm

Castorol GTX 10w30

I have used it for years now in all my HMVs vehicle engines.

The oil pressure is 5 psi lower than with the same brand but 30w but the oil pressure comes up faster with the 10w30. Most engine wear occurs when you start the engine....

Besides, I can use that oil in my POVs too.

sebbe111 · Post by **sebbe111** » Wed May 27, 2009 6:11 am

thanks i have buy castrol gtx 10w30