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HomeEngine Mechanical

Engine Mechanical

Dive into car engine mechanical repair to understand the heavy-duty components that power your vehicle. This section focuses on the physical “iron and aluminum” parts of the engine, from valves and pistons to crankshafts and oil pumps.

Interference Or Non-Interference Engines, Timing Is Everything
Engine Camshaft Timing

Interference vs. Non-Interference Engines: What You Need to Know

03/07/2026
The Hidden Danger: Interference vs. Non-Interference Engines So, every driver should understand their car’s engine design. It can mean the difference between a small bill and a total loss. This guide explains why engine timing […]
new piston with rings installed
Engine Mechanical

Worn Piston Rings Signs: A Guide to Blow-by and Installation

02/19/2026
What are the First Signs of Worn Piston Rings? The most common indicator of internal engine wear is engine blow-by. This occurs when the seal between the piston and the cylinder wall fails. If you […]
Engine Damage – Look for Deterioration, Before It’s Too Late
Engine Damage

Engine Damage – Look for Deterioration, Before It’s Too Late

02/06/2026
It’s not always easy to recognize, when your vehicle is suffering from possible engine damage. Many symptoms can be overlooked and seen as “normal.” engine damage While not all symptoms may threaten the life of […]
Top Dead Center - Is When the Piston Is at the Top of Its Stroke
Engine Camshaft Timing

Top Dead Center – Is When the Piston Is at the Top of Its Stroke

02/02/2026
Top Dead Center (TDC) refers to, the point when the piston is at the absolute top of its stroke. So, a piston can be at Top Dead Center (TDC), on the compression stroke or on […]
Sticking Valves Because Of Carbon Deposits And Rich Fuel Mixture
Engine Top End

Sticking Valves Because Of Carbon Deposits And Rich Fuel Mixture

12/12/2025
The first sign of sticking valves is usually, engine misfires or running rough when cold. However, sticking valves can also be, the byproduct of cold weather operation. In this case, the sticking valves will often […]
Repeat Engine Failures From Not Diagnosing The Original Problem
Diagnostics & Troubleshooting

Repeat Engine Failures From Not Diagnosing The Original Problem

11/09/2025
The installer’s worst nightmare, repeat engine failures from not diagnosing the original problem. So, you have replaced an engine, cylinder head, or crankshaft in your car. But a short time later you have a repeat […]
Cylinder Head Resurfacing - Getting The Correct Surface Finish
Engine Rebuilding & Repair

Cylinder Head Resurfacing – Getting The Correct Surface Finish

11/05/2025
Cylinder head resurfacing is a very common process today, especially with all the leaking head gaskets. Above all, cylinder head resurfacing is the most common machining operation, done in machine shops to date. However, many […]
Valve Guide Wear – How to Identify and Reduce Oil Consumption
Engine Top End

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 […]
Timing Belt Basics - Avoid the Unexpected Cost of Engine Damage
Engine Camshaft Timing

Timing Belt Basics – Avoid the Unexpected Cost of Engine Damage

10/14/2025
A timing belt is one of those things that’s critical to replace; according to the auto manufacturer’s schedule. Timing belt replacement is most often between every 75,000 and 100,000 miles. So, check your owner’s manual […]
Pushrods On G.M. 3.1-3.4 Engines - This Is Where Length Matters
Engine Top End

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 […]

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  • new piston with rings installed
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