air fuel mixture imbalance

Engine Vacuum Gauge Test: A Simple Guide

03/11/2026

An old-school engine vacuum gauge test is a powerful ally. Because, it provides a direct window into your engine’s soul. This tool is often forgotten in the digital age. Yet, it can diagnose an engine […]

Spark Plug – How Do I Read, the Condition of My Spark Plugs

03/03/2026

Learning how to read the condition of a spark plug, can be a valuable tuning aid. Because, you can determine a great deal about your engine’s, overall operating condition. Usually, just by examining the plugs […]

Engine Will Not Start, But Fuel, Spark And Compression Are Good

01/01/2026

All engines require three things to start and run, spark, fuel and compression. So, if any one of these is missing, your engine will not start. With a engine will not start issue, the possible […]

Vacuum Leaks – How To Quickly Find Them In 5 Easy Steps

11/14/2025

Vacuum leaks in today’s computer controlled engines, can cause very serious engine damage. When an engine that has computer controlled spark and fuel systems, have vacuum leaks, the following events occur. Because, these leaks pull […]