Chevrolet Cobalt Timing Chain

My Car Is The Le Model. Could You Please Tell Me The Longevity Of Its Internal Water Pump And The Timing Chains? There Is Currently 140,000...

I Am Putting A New Timing Chain In This Vehicle,can U Show Me A Diagram Where The Points Are Cause They Are Not Marked

This Model Is Supercharged With A 2.0l.oil Lid Smells Like Gas, Also Hear A Ticking Noise Around The Cam.

Changed Timing Chain Because Valve/chain Noise. Motor Started Still Had Small Valve Noise. Removed Valve Cover Cranked Motor No Ignition...