Mailbag: How to Fix an Oil-Burning 350 SBC in an Old GMC 1500 4×4 Pickup
Q: The culprit is a 1989 GMC 1500 4×4 with a 350, automatic with overdrive, a 3.42 axle, and over 150,000 miles. It has recently developed a powerful thirst for […]
Ask Away! with Jeff Smith: Cylinder Wall Glazing – What it is and How to Get Rid of It
This may sound like a simple question, but what is cylinder wall glazing and how is it created? I hear about it all the time when people talk about piston […]
Ask Away! with Jeff Smith: Piston Ring Thickness and Why Thin is In!
I’ve heard that late model engines now run much thinner rings than the older production engines. Are these thinner rings just there to improve fuel mileage or is there a […]