What oil for 350 tbi?

I think 5w30 is the factory recommended oil. I would think you’ll be fine. Black and Gold, you will be fine. I am two hours east from you on the Gulf Coast with probably around 200k miles on my ’91 TBI 350 and still run the factory recommended 5w30 (mind you, synthetic these days – Amsoil).

Is synthetic oil thinner than regular oil?

It is true that synthetic oil is thinner than conventional oil and therefore flows more easily. If there is a spot where oil could leak out in your engine, then synthetic oil is more likely to leak than conventional. However, synthetic oil would not cause the leak.

What’s the oil pressure on a GM Truck?

After my truck warms up the oil pressure drops and the check gauge light illuminates. When the engine is cold at start up the pressure gauge reads 30PSI plus. After it warms up and at a stop in drive the pressure will drop to approx 5 PSI and will even dip to 1 or 2 PSI.

What causes the oil pressure to drop in a Chevy 5.3?

The worn-out parts allow the oil to get into the combustion chamber, and it gets burned, thereby causing the engine oil pressure and oil to drop. There will be a cloud of blue smoke coming out of the tailpipe, and the fuel dilutes engine oil. This results in a drop in oil pressure.

How to check the oil pressure in a Chevy Silverado?

As soon as it drops again pull over shut it off immediately pop the hood and check the oil. Nearly every drop should be in the pan and ready to read only seconds after shutting it off. That will tell you if its getting stuck above the heads.

What should the oil pressure be when the engine is cold?

When the engine is cold at start up the pressure gauge reads 30PSI plus. After it warms up and at a stop in drive the pressure will drop to approx 5 PSI and will even dip to 1 or 2 PSI. Oil being used is 10W40. Idle is a little rough but not too bad. Engine does not burn oil.

What happens if your Chevy Silverado has low oil pressure?

May 27, 2019 by Jason One of the most serious issues that can happen to your Chevy Silverado ‘s engine is if it ends up with low oil pressure. Low oil pressure will cause the engine to seize up. When the oil pressure light on, it should be assumed that the engine locking up is imminent.

How to replace GMC k1500 oil pressure switch?

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