Quality Engine Reconditioning
At Engine Union, we rebuild and recondition engines to exacting standards. With our workshop, skilled technicians & engineers, and a comprehensive warranty, you can drive away with confidence. We provide a hassle-free solution— from removal and rebuild to refitting—at affordable prices.
Engine Reconditioning Services for All Makes & Models
Whether you drive a BMW, Mercedes, Audi, VW, Jaguar, Land Rover, Ford, or any other make—our team has the expertise to restore your engine’s health. Our UK nationwide service ensures we can assist you wherever you are.
Diesel Engines from just £1195
Our diesel engine reconditioning services give your powerplant a new lease on life. We’ll inspect, rebuild, and ensure longevity— fully guaranteed. A full health check on ancillary components is available, ensuring optimal diesel engine performance.
Petrol Engines from just £1095
Reconditioned petrol engines using genuine components for peace of mind. Backed by our class-leading warranty, we restore your petrol engine to near-new condition and ensure it runs like a dream.
Step 1: Detailed Inspection & Disassembly
We start by thoroughly diagnosing the issue, and if the engine is identified as the source of the problem, it is carefully removed from the vehicle. Our skilled technicians then dismantle the engine, meticulously inspecting each component for signs of wear, damage, or failure.
Step 2: Expert Reconditioning
From piston rings to crankshaft seals, we replace worn parts and revitalize salvageable components. Our certified technicians restore your engine to near-original specifications, ensuring long-lasting reliability and efficiency.
In-Depth Damage Report
When we dismantle the engine, we provide a detailed report on the state of the engine and the causes of the damage. As well as expert advice on the best course of action to take.
Meticulous Machining
Tolerances are precisely measured and surfaces are refined to meet manufacturer specifications. Damaged components are expertly restored to their original condition, preventing waste and contributing to a reduction in overall CO2 emissions.

Expert Engineers
Our engineers and technicians are highly skilled and experienced in engine reconditioning, they are trained and have over 30+ years of experience in the industry.
Step 3: Precision Reassembly & Installation
After renewing or replacing components, we reassemble your engine to manufacturer specifications. Each bolt and seal is aligned perfectly before reinstalling the engine into your vehicle.

All this allows us to offer a 12-month warranty
Step 4: Thorough Testing & Quality Assurance
We rigorously test your engine for idle smoothness, performance, leaks, and abnormal sounds. Only once it meets our high standards do we consider it ready for you to drive away with total confidence.

Common Engine Failure Symptoms & Causes
Recognize early warning signs to prevent severe damage and costly repairs. Here are common symptoms, their causes, and why prompt action matters.
Preventive Tips & Maintenance
- Regular Oil Changes: Maintain proper lubrication and prevent bearing and ring wear.
- Check Coolant Levels: Adequate coolant prevents overheating and head gasket failures.
- Scheduled Servicing: Routine inspections catch wear early, avoiding costly major repairs.
- Listen & Observe: Unusual noises, smoke, or fluid loss are distress signals—act quickly.
Addressing symptoms early and trusting Engine Union’s reconditioning restores engine health, improves efficiency, and grants peace of mind.
Why Recondition Instead of Replace?
Reconditioning is often more affordable and eco-friendly than buying new. It extends engine life, cuts waste, and helps you get more mileage without draining your wallet.
Quality & Confidence
Our engines meet original standards for reliability and come with a warranty, so you drive away stress-free.
Save money, reduce environmental impact, and enjoy a like-new driving experience.
Learn More About Reconditioned Engines →
Fully Equipped Workshops & Recovery Options
Our skilled fitters operate in fully equipped workshops to ensure precise, reliable engine installations. If you can’t bring your vehicle to us, we offer UK mainland collection. We’ll return it with the engine installed, tested, and ready to hit the road.
Customer Reviews
Don’t just take our word for it. Read what our customers have to say:
"Fast engine replacement service... much cheaper than the main dealer. Car drives perfectly now."
Alan N, Brighton"Cambelt snapping left me with a smashed engine... These guys collected my Volvo, rebuilt it, and saved me a fortune!"
P Wells, Colchester"Quick engine replacement at half the price quoted locally. My Audi runs like new, highly recommended."
Danny K, Reigate, SurreyAt Engine Union, customer satisfaction is a top priority. Once we’ve replaced your engine, we’d love your feedback.
Reconditioned in the UK
All our engines are reconditioned in the UK to stringent quality standards. With our highly skilled engineers and comprehensive 6-month unlimited mileage warranty, your peace of mind is assured.
Frequently Asked Questions
Get quick answers to the most common questions about engine reconditioning.
How long does reconditioning take?
Depending on parts availability and complexity, most projects take a few days to a couple of weeks. We’ll provide an estimate after the initial inspection.
Is there a warranty on reconditioned engines?
Yes. We offer a 6-month unlimited mileage warranty on workmanship, giving you peace of mind.
Can I stay anonymous when requesting a quote?
Absolutely. We value your privacy and can handle your request anonymously if preferred.
Ready for Your Instant Quote?
Complete our “Get A Quotation” form below or call +44 784848 5151. We’ll provide all available options, whether reconditioning your engine or supplying a fully reconditioned unit.
About Engine Union
Located at Unit A, Croft Farm, CV2 1NR Coventry, Engine Union combines generations of expertise with modern engineering. We specialize in engine reconditioning—helping you save money, cut waste, and drive with confidence.
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