Intake Manifold

Vacuum Test Basics – What To Check And How To Do It

08/15/2025

First, doing a vacuum test, can tell you more about your engine, than you think. And, it is one of the easiest and least expensive ways, to check an engine for serious issues. So, engine […]

GM 3100 – 3400 Engine Issues: Heads, Manifolds and Rocker Bolts

01/07/2025

GM 3100 – 3400 engine issues, are still happening and are being repeated. We still have leaks, installation problems, as well as cylinder head and rocker bolt issues. That’s because, most people are still confused, […]

Rough Engine Idle and Misfires When Cold: GM V8 Engines

11/21/2024

Rough Engine Idle and Misfires When Cold on GM 4.8L, 5.3L, 6.0L engines is common, and getting harder to diagnose. As, GM V8 engines are prone to a rough idle, and engine misfire when cold. […]

Intake Manifold Leaks – Causes, Symptoms, Testing and Prevention

11/24/2023

Intake Manifold Leaks, are the most common leaks found in an engine. Consequently, intake manifold leaks, are usually, the fault of the gasket. That gasket, can be made of paper, rubber, metal, and sometimes a […]