valve train

Guide to car engine noise diagnosis and troubleshooting.

Engine Noises – Where Are They Coming From – Are They Bad

02/11/2026

Your engine is talking to you—are you listening? Learning to decode rhythmic Taps, heavy knocks, and high-pitched pings can save you thousands in repair bills. With a little practice, you can gain the experience and […]

Valve Lash Setting – Top End Ticking Noise, Usually The First Sign

Valve Lash Setting For Quiet Engine Performance

01/08/2026

Valve lash setting, is something most drivers don’t even think about. First, you need to know if you even have an adjustable valve train for valve lash setting. In most cases, you will not have […]

Valve Guide Wear – How to Identify and Reduce Oil Consumption

10/25/2025

Valve guide wear, refers to excessive clearance, between valve stem and guide. As the guide wears, the side to side movement, can cause valves to seat improperly. As a result, requiring you to need a […]

Pushrods On G.M. 3.1-3.4 Engines – This Is Where Length Matters

09/26/2025

Exhaust and Intake Pushrods, on G.M. 3.1 and 3.4 engines are different lengths. So, quite often we still see bent push rods and valves, when they are mixed up. Consequently, Exhaust pushrods on G.M. 3.1 […]

Valve Springs Can Cause, Floating Valves and Pumped Up Lifters

03/26/2025

Valve Springs, have a very basic job, but how they do it, is very important. By the time they have 100,000 miles on them, they have probably lost up to 10%, of their tension. The […]

Automotive Engine Valves: Function, Failure, and Testing

02/20/2025

The main function, of automotive engine valves, is to let air in and out of the cylinders. Above all, the valves in your cylinder head, are a vital part of your engine and undergo, enormous […]

Listening for Valve Train Noise Under Hood

Valve Train Noise – Where Is It Coming From ? – Is It Bad ?

03/09/2024

Valve train noise, is usually due to excessive clearance, between two internal engine parts. Each valve utilizes, a valve spring that returns it to its, original closed position. So, if a valve spring has broken […]