(888) 642-6460 ac@heavydutykits.com Trusted by Diesel Mechanics 4.9 Google reviews

Category: Blog Post

diesel engine maintenance
Blog Post

Preventive Maintenance Tips for Heavy-Duty Diesel Engines

Heavy-duty diesel engines are built to endure — powering trucks, construction machines, and industrial fleets through long hours and extreme conditions. Yet even the toughest diesel engines rely on one thing: proper maintenance. Preventive maintenance isn’t optional; it’s the foundation of reliability, performance, and profit. A well-maintained engine runs cleaner, lasts longer, and saves thousands […]

common causes diesel egr cooler failure
Blog Post

Common Causes of Diesel EGR Cooler Failure and How to Prevent Costly Damage

In modern diesel engines, the Exhaust Gas Recirculation (EGR) cooler is one of the most critical components for reducing emissions and keeping engines compliant with environmental standards. It cools exhaust gases before they are recirculated into the intake system — a process essential for lowering nitrogen oxide (NOx) emissions. However, because of the extreme heat, […]

why diesel pistons scuff how to prevent it
Blog Post

Why Diesel Pistons Scuff and How to Prevent It

Piston scuffing is one of the most frustrating and expensive problems faced by diesel engine owners and rebuilders. It’s a silent destroyer — often starting small but capable of turning a reliable powerplant into a costly rebuild project. When the piston and cylinder liner lose their protective oil film, metal-to-metal contact occurs, leaving vertical scoring […]

Blog Post

How to Spot Piston Wear Before It Damages Your Engine

How to Spot Piston Wear Before It Damages Your Engine Pistons are the workhorses of every diesel engine. With every combustion cycle, they endure extreme pressure and heat, transferring energy into rotational motion that powers your truck or equipment. Over time, even the toughest pistons and rings wear down, leading to blow-by, oil consumption, smoke, […]

Blog Post

Signs of a Blown Diesel Head Gasket: Causes, Symptoms, and Fixes

Signs of a Blown Diesel Head Gasket The head gasket is one of the most critical components in a diesel engine. Sitting between the cylinder block and the cylinder head, this precision-cut seal is responsible for containing combustion pressure, preventing coolant and oil from mixing, and maintaining proper engine efficiency. When it fails, the result […]

Blog Post

How to Identify Camshaft Failure in Cummins ISX Engines

How to Identify Camshaft Failure in Cummins ISX Engines Camshaft failure in Cummins ISX engines is a common but costly problem—especially in high-mileage trucks and improperly maintained engines. Knowing how to spot camshaft issues early can save your engine from catastrophic failure and keep your rig on the road longer. This guide explains: Common symptoms […]

Blog Post

Piston Scuffing in Diesel Engines – What Causes It and How to Fix It

Piston scuffing in diesel engines is a silent killer. It often starts small, but if ignored, can lead to catastrophic engine failure. Whether you’re a fleet manager, diesel technician, or a curious owner-operator, understanding piston scuffing can save you thousands in repairs and downtime. In this article, we’ll explore: What piston scuffing is Why it […]

Blog Post

Diesel Camshaft Failure Symptoms and What to Do About It

The camshaft is one of the most vital components of any diesel engine. It controls the timing and movement of the engine’s valves, playing a key role in air intake, combustion, and exhaust. When the camshaft begins to fail, the consequences can be severe—ranging from reduced performance to complete engine failure. In this guide, we’ll […]

Blog

Komatsu Engine Overhauling – A Complete Guide to Restoring Engine Performance

Komatsu engines power some of the toughest equipment in construction, mining, and forestry. Over time, wear and tear can lead to reduced power, increased fuel consumption, and costly repairs. If your engine isn’t performing at its best, a Komatsu overhaul rebuild kit can help restore its efficiency and extend its lifespan. Why Invest in a […]