engine damage : Danny's Engineportal

Using torque wrench to torque head bolts

Head Bolt Torque & Installation Guide (Avoid Head Gasket Failure)

04/30/2026

Head Bolt Torque Installation and Head Gasket Reliability Problems with head bolts are one of the leading causes of installation-related head gasket failure. Even the best gasket will not seal properly if the cylinder head […]

Close-up of performance engine camshaft and flat-tappet lifters being lubricated with high-zinc engine oil.

Low Zinc Engine Oil Guide: How to Protect Flat Tappet Cams

03/31/2026

The Problem with Modern Low-Zinc Oils: Is Your Engine at Risk? For decades, “zinc” was synonymous with engine health. But if you’ve walked down the oil aisle lately, you might have noticed a shift. Modern […]

Cylinder Head Gasket Leaks Are Expensive - Know The Symptoms

Cylinder Head Gasket Leaks: Symptoms and Expensive Repairs

03/27/2026

Cylinder head gasket leaks are every driver’s nightmare. It often starts as a small leak but can lead to a destroyed engine and a massive repair bill if you don’t catch it early. You cannot […]

Interference Or Non-Interference Engines, Timing Is Everything

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 […]

Worn Piston Rings: 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 […]

Guide to car engine noise diagnosis and troubleshooting.

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

02/11/2026

Engine noises are your engine 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 […]

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 […]

Cylinder Head Cracking – Overheating Is The Most Common Cause

11/24/2025

Cylinder head cracking can cause catastrophic damage to your engine. In some cases the crack may be so severe, that replacing the whole engine is the only cure. But most of the causes are all […]

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

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 […]