Blog
What Causes Engine Overheating?
Engine overheating is a common issue that affects many vehicles, including cars, trucks, and buses. If left unchecked, it can cause severe damage to the engine and other components of the vehicle. Therefore, it is vital to understand what causes engine overheating and...
5 Reasons Engine Bearings Fail
Engine bearings are essential components in any combustion engine, serving as the interface between the crankshaft and the connecting rod. They support the weight of the crankshaft and provide a smooth, low-friction surface for the connecting rod to pivot on, ensuring...
Common Causes Of Crankshaft Failures
Crankshaft repairs are required for a number of reasons, and this isn’t an engine issue you want to ignore when it strikes. The reality is that crankshafts can only be repaired in very specific cases. Most of the time, you’re better off replacing your crankshaft to...
Can Broken Or Bent Conrods Be Repaired?
An automotive machinist should never try to repair a broken or bent conrod. When conrods bend or break in any way, they will most likely require replacement. Eagleharm Engineering will never attempt to repair a broken or bent conrod. This article looks at why we...
How Much Does It Cost To Repair A Cracked Cylinder Head?
Repairing a cracked cylinder head can easily end up costing over R50,000, especially if the crack is not repairable and the head needs to be replaced. Some cracks aren’t as serious, and can only end up costing a few thousand Rands. It really does depend on the...
Can An Engine Block Be Repaired?
Yes, an engine block can be repaired. However, anyone that knows anything about engines will advise that you should never try to repair an engine block yourself. Engine block repairs, when they’re even possible, are difficult. One mistake can render the entire block...
What Does An Engine Block Do?
An engine block’s main purpose is to contain and support the vital components of an engine, including the cylinder block and crankcase. It is also responsible for helping to dissipate heat, which is why it is usually made from aluminium or grey cast iron. If you know...
Signs Your Engine Block Has Cracked
It’s a dreaded statement no automotive machinist wants to tell their customers: your engine block has cracked. This issue can often be confused with a blown head gasket or cracked cylinder head since the symptoms are similar. While these two issues are manageable if...
Steps In The Head Repair Process
An engine’s head gasket is a rather important piece of any engine’s hardware. The head gasket sits between the engine block and the cylinder heads. This gasket has a critical function: to seal the combustion gasses within the cylinders, while preventing coolant or oil...
Q&A: Diesel Engine Repairs
The diesel engine is arguably the greatest invention in automotive history. From the humble diesel engine, so many technologies have been developed and the internal combustion engine has come a long way since then. Unfortunately, like all mechanical equipment, there’s...
Five Things To Do Before Rebuilding An Engine
Rebuilding an engine is no small feat. The average vehicle has over 30,000 parts, and the engine alone comprises at least 30 parts – before you count all the nuts, bolts, rings and fasteners. Each component needs to be repositioned exactly right when taking an engine...
Is Cylinder Head Refurbishment Worth It?
In a recent Eagleharm Engineering article about cylinder head refurbishment vs. replacement, we discuss the differences between new and reconditioned cylinder heads, and things to consider when deciding between reconditioning and replacing yours. In this article, we...
What Exactly Should An Engine Overhaul Include?
Overhauling an engine will definitely add years to your engine’s lifespan - there’s no argument about that. But not all engine workshops overhaul engines the same. To get the most out of your engine, your engine overhaul should include an end-to-end solution from an...
A Day In The Life Of An Automotive Machinist
When something goes wrong with our vehicle’s engine, we know where to take it. Mechanics are there to look after the vehicular issues most of us can’t handle ourselves. But where does a mechanic take an engine when they aren’t able to repair it? They call on...
Cylinder head replacement or refurbishment?
When it comes to faulty engine parts, everyone faces a choice: to replace or to repair. There are a few considerations, but this decision can only realistically be made once an accredited engine workshop has assessed the situation. If you'd like to do some research...
Not finding professional engine repairs in Pietermaritzburg?
Pietermaritzburg is no stranger to trucks and earth-moving equipment. The question is: are the engine repairs in Pietermaritzburg up to the standard you require? You might be able to find the automotive engine repairs you need, but what about boring an articulated...
The important engine repairs Durban workshops should offer
There are so many engine parts, each with a specific purpose. Some engine parts move, while others spend all their time staying in one position. Engines are put under immense pressures during normal operation - so imagine what an engine goes through when you're really...
Engine bearing failure & how to avoid it
There are multiple bearings that function as part of an internal combustion engine in order to ensure its operation. When one or more of these bearings fail, catastrophic interruptions in engine performance can be experienced, leading to crankshaft repairs and other...
How Does Cylinder Head Skimming Work?
Cylinder head skimming is done to reduce problems caused by engine overheating. When engines overheat, whether from a radiator leak or a water pump malfunction, the cylinder head can distort. At this point, repairing the head without skimming can cause major problems...
How Mega Diesel Engines Are Built
Have you ever wondered how mega diesel engines are built? The documentary Exceptional Engineering: Mega Diesel Engine gives a fascinating insight into a mammoth engine that was made in Germany by MTU (Engine and Turbine Union). A brand of Rolls-Royce Power Systems,...
How a Crankshaft Works In An Engine
Wondering how a crankshaft works in an engine? The crankshaft is one of the most important parts of your vehicle's engine. This part turns linear energy into rotational energy. Simply put, it allows the wheels of the vehicle to turn so that the vehicle can drive...
Why Is a Crankshaft Not Straight?
The internal combustion engine really is a remarkable thing. Little explosions take place over and over, firing pistons at remarkable rates to ultimately propel a vehicle forward. The crankshaft is a special engine part, and looks rather strange when not connected to...
Can a Crankshaft Be Repaired?
The internal combustion engine is a feat of engineering excellence; a complex machine that works as a collective of individual parts to serve a common purpose: propulsion. The only problem with intricate machinery is that there are many parts – some of which are vital...
Why Do You Pressure Test Cylinder Heads?
Cylinder heads: when they fail, they fail in style. It really does pay to keep your engine’s cylinder head in good condition. Trust us, repair definitely is cheaper than replacement in this case. Cylinder heads, like all engine parts, will wear over time, and that’s...
Earthmoving Equipment: Articulated Trucks
If you’ve ever been to a mining site, you’ll know just how HUGE some of the vehicles are that miners use on a daily basis. One of these colossal pieces of machinery is the much-used articulated dumping truck, which gets loaded up with tons of earth and other matter...
When Engine Reconditioning Goes Wrong
You get DIY car engine reconditioning that will get the nod from most mechanics, and then you get engine fixes like those below that make us cover our faces in embarrassment! From using cable ties as a cam belt, to a G-clamp being used as a battery terminal connector,...
How To Choose The Right Engine Reconditioning Workshop
There’s no doubt that an engine reconditioning workshop is going to charge less to repair an engine than you’d have to pay to replace it. However, this isn’t always the case. Inexperienced engine reconditioners, who don’t have the correct precision machining equipment...
What Are The Advantages of Reconditioned Cylinder Heads?
Ask any engine reconditioner what the most important engine issue is and they’ll mention cylinder heads. This is because improving an engine’s output has a lot to do with ensuring that the cylinder heads operate at the highest level of performance. When engine...
Why Line Boring Machines Aren’t Boring
Line boring: a fascinating trade with an unfortunate name. For those who are complete strangers to the concept, line boring machines are used to enlarge holes that have already been cast or drilled into a variety of substances. Large-scale boring is commonly used when...
It’s Official: We’re Better at Engine Block Boring Services!
The recently relocated Eagleharm Engineering workshop has a new machine: a huge TS1000 CNC boring mill from T&S Machines and Tools, Inc. This thing truly defines next-generation industrial engine boring, and reduces the time it takes to finish most machining jobs...
Eagleharm Engineering is Moving!
Different Location, Same Service Excellence… After offering engine reconditioning services in Durban for 50 years, operating from Springfield Park, EAGLEHARM ENGINEERING is relocating to WESTMEAD, PINETOWN. Our new location allows us to continue offering you, our...
An Engine’s Critical Parts & Their Functions
While every engine part plays a role in keeping your car healthy, certain parts play an especially important role. Your car is a complicated system that requires each major working part to function at an optimal level. Replacing worn or damaged parts will not only...
How to Break In a Rebuilt Engine
The two most commonly used methods to break in a rebuilt engine are dynamometer or load bank testing. However, these methods of engine testing aren’t always possible. If a rebuilt engine isn’t broken in correctly issues can arise including high oil consumption,...
Repairing Engines Before Shutdown: Why It’s a Good Idea
Regardless of where or how internal combustion engines are used, they all need some TLC eventually. With a year-long maintenance plan, keeping both vehicular and machinery engines in good condition is effortless. Unfortunately, repairing under-performing engines is...
Popular Engine Parts and Where to Find Them
Automobiles, like most mechanical devices, require maintenance from time to time. If we're lucky, all we need is an oil change and the replacement of a few filters, and our vehicles are good to go. Other times, however, something critical goes wrong - damaging engine...
Why Choose Accredited Engine Remanufacturers?
While people like Dutch physician Christian Huygens were experimenting with internal combustion engine technology as early as the 1600s, the first gasoline engine that could be run continuously through spark-ignition was developed circa 1859. Since then, the engine...
How to Tell When Your Engine Needs Attention
An engine, regardless of size, is a complex mechanism of moving and fixed parts that work together to achieve a specific purpose. So, when one part starts to fail, the whole engine system begins to suffer – affecting overall performance. Without regular engine...
Eagleharm 101: Our Engine Reconditioning Process
Any industrial engine mechanic can take an engine apart and put it back together, but what about reconditioning an engine to an almost ‘good as new’ level? When it comes to industrial engines, down time equals money lost. Want to see how an industrial engine should be...
Engine Re-building: Why It’s Necessary
In a brilliant article about engine re-building, it’s argued that an engine refurbishing and rebuilding is way more economical than replacing an entire industrial engine. With construction equipment costing a pretty sum per unit, industrial entities can save...