engine damage : Danny's Engineportal

Rocker Arms Dislodging: Along With Valve Seats Falling Out

07/13/2026

Rocker arms dislodging on certain engines is a common problem, and is usually misdiagnosed. So, a customer comes in and complains of a poor running engine. After diagnosing it, you find engine misfire codes. Frequently, —READ-MORE

Diesel Engine Issues: The Answers May Be In The Exhaust Smoke

06/23/2026

Diesel engine issues are frustrating, and can be costly to repair. Computer generated fault codes, only go a certain distance to point you in the direction of the problem. Consequently, finding and solving diesel engine —READ-MORE

Rear Engine Oil Leaks: Finding The Real Location Of The Leak

06/02/2026

Rear engine oil leaks, that are confused with a rear main seal leak, are usually an oil pan gasket leaking. Consequently, an oil pan gasket is also, much less expensive to replace, than a leaking —READ-MORE

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 —READ-MORE

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 —READ-MORE

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 —READ-MORE

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 —READ-MORE

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 —READ-MORE

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 —READ-MORE

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 —READ-MORE