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Originally Posted By: ZraHamilton I would try mobil 1, castrol, or pennzoil 0W-40, considering your climate, especially for the summers. My next choice would be Valvoline full synthetic maxlife 5W-30. One interesting additive I've used is Hyperlube Zinc Replacement Additive. It is a polymeric...

Originally Posted By: aquariuscsm I went on youtube and they all have that spun bearing sound. Maybe it's just the nature of those engines? 104K miles is low miles to me. That sound is the nature of these engines. Mechanically, my engine is tip top. Just that sound...annoying as heck for me.

Originally Posted By: ZraHamilton I would try mobil 1, castrol, or pennzoil 0W-40, considering your climate, especially for the summers. My next choice would be Valvoline full synthetic maxlife 5W-30. One interesting additive I've used is Hyperlube Zinc Replacement Additive. It is a polymeric...

Originally Posted By: jakewells I recommend lubegard biotech for your ticking problems. I looked into this product and there seems to be a few Ford owners that claim good results. The 3.7 I have is part of the Ford cyclone family of engines. I'll definitely keep reading up on this product

Well, I got to keep the lifetime XM Sirius satellite radio subscription. That's gotta count for something...

The car has 104k miles. I expect some noise from an engine with this many miles, but every YouTube video I've seen on this engine going back 5 to 6 years, every one of those engines was ticking like a son of a biscuit.

I have a 2009 Mazda 6 with a 3.7L that has a ticking that is typical and normal, but annoying. Owner's manual calls for 5w20. However, it goes on to say that if 5w20 isn't available, then 10w-30, 10w-40, or 5w-40. Either should be SM or ILSAC. OCIs according to owner's manual are 7500 miles. I...