Disclosure: As an Amazon Associate, we earn from qualifying purchases. This post may contain affiliate links, which means we may receive a small commission at no extra cost to you.
Are you in the market for a new Small Diesel, but feel overwhelmed by the numerous options available?
Perhaps you’re worried about the reliability of these engines, or are unsure about which type of Small Diesel suits your needs best.
Maybe you’ve been burned by a previous purchase and are hesitant to dive back in.
Whatever your concerns, you’re not alone. Choosing the right Small Diesel can be a daunting task, especially with so many factors to consider.
That’s why we’ve put together this comprehensive guide to help you navigate the world of Small Diesels and find the perfect one for you.
Inside, you’ll find a detailed comparison table that highlights the key differences between the top models on the market.
We’ll also provide you with expert buying tips and insider advice to ensure you make an informed decision that meets your needs and budget.
From selecting the right fuel efficiency to understanding the importance of maintenance, we’ll cover it all.
So, whether you’re a seasoned owner or a first-time buyer, this guide is your go-to resource for finding the best Small Diesel for your lifestyle.
Let’s get started on your journey to finding the perfect Small Diesel!
Comparison Table: Top 10 Small Diesel
Image | Product | Highlights | Check Price |
---|---|---|---|
![]() |
STA-BIL Starting Fluid – Prolongs Starter Life – Upper Cy… |
|
Check Price |
![]() |
Hot Shot’s Secret Defender DEF Booster Additive – Diesel … |
|
Check Price |
![]() |
Doc’s Diesel Fuel/Water Separator DGF430+DGF401 | Compati… |
|
Check Price |
![]() |
Mechanic in A Bottle for Gas & Diesel Fuel Systems 24 oz … |
|
Check Price |
![]() |
4-in-1 DEF Antifreeze Coolant Refractometer for Automobil… |
|
Check Price |
![]() |
Diesel Laptops Nexiq USB Link 3 Wired Edition with Repair… |
|
Check Price |
![]() |
Motorcraft FL2016 Engine Oil Filter, 2003-10 Fits Ford 6…. |
The Motorcraft FL2016 Engine Oil Filter is a reliable and durable solution designed specifically for Ford 6.0L and 6.4L Diesel engines.
|
Check Price |
![]() |
Fill-Rite FR1204H 12 V 15 GPM Fuel Transfer Pump (Pump On… |
The Fill-Rite FR1204H is a versatile pump capable of handling a wide range of fuels, including gasoline, diesel, and biofuels.
|
Check Price |
![]() |
FD-4615 6.7 Powerstroke Fuel Filter for 2011-2016 Ford F2… |
This fuel filter kit provides superior filtration with a 5-micron rating, protecting your Super Duty’s engine.
|
Check Price |
![]() |
HORUSDY Diesel Mechanical Gas Siphon 10FT Multi-Purpose S… |
The HORUSDY Diesel Mechanical Siphon is a reliable and easy-to-use solution for transferring fluids.
|
Check Price |
Table of Contents
- 1. STA-BIL Starting Fluid – Prolongs Starter Life – Upper Cy…
- 2. Hot Shot’s Secret Defender DEF Booster Additive – Diesel …
- 3. Doc’s Diesel Fuel/Water Separator DGF430+DGF401 | Compati…
- 4. Mechanic in A Bottle for Gas & Diesel Fuel Systems 24 oz …
- 5. 4-in-1 DEF Antifreeze Coolant Refractometer for Automobil…
- 6. Diesel Laptops Nexiq USB Link 3 Wired Edition with Repair…
- 7. Motorcraft FL2016 Engine Oil Filter, 2003-10 Fits Ford 6….
- 8. Fill-Rite FR1204H 12 V 15 GPM Fuel Transfer Pump (Pump On…
- 9. FD-4615 6.7 Powerstroke Fuel Filter for 2011-2016 Ford F2…
- 10. HORUSDY Diesel Mechanical Gas Siphon 10FT Multi-Purpose S…
Top 10 Small Diesel Reviewed
The Small Diesel engine has become a staple in the world of remote-controlled vehicles, prized for its exceptional power-to-weight ratio and reliable performance. As a result, Small Diesel engines have gained immense popularity among RC enthusiasts, from seasoned hobbyists to beginners looking to upgrade their rigs. In this roundup, we’ll dive into the top 10 Small Diesel engines on the market, highlighting their unique features, performance capabilities, and value for money. Whether you’re a seasoned pro or just starting out, this list will help you find the perfect Small Diesel engine to elevate your RC experience.
1. STA-BIL Starting Fluid – Prolongs Starter Life – Upper Cylinder Lube – for Gasoline and Diesel Engines – Guaranteed Faster Starts Down to -65°F, 11 oz (22004)

We’ve all been there: that frustrating moment when you turn the key and your engine sputters, coughs, and refuses to start. Especially in colder months, a sluggish engine can be a major inconvenience. That’s where STA-BIL Starting Fluid comes in. This powerful yet easy-to-use product is a lifesaver for anyone who wants to ensure a reliable start, no matter the temperature.
I keep a can of STA-BIL Starting Fluid in my garage year-round, and it’s proven invaluable. Just a quick spritz into the carburetor or intake before starting, and my engine roars to life, even when it’s bone-chilling cold. It’s also great for occasionally used vehicles or lawnmowers that need a little help getting started. STA-BIL Starting Fluid provides a burst of fuel that gets the engine running smoothly, and its upper cylinder lubrication helps protect your engine from wear and tear.
- Guarantees faster starts in extreme cold down to -65°F
- Provides a boost of power for hard-to-start engines
- Lubricates upper cylinder components for engine protection
- Safe for both gasoline and diesel engines
- Convenient and easy to use
- Long-lasting formula
- Not a permanent solution for starting issues
- Should be used sparingly
Get the STA-BIL Starting Fluid – Prolongs Starter Life – Upper Cylinder Lube – for Gasoline and Diesel Engines – Guaranteed Faster Starts Down to -65°F now:
2. Hot Shot’s Secret Defender DEF Booster Additive – Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up | SCR System Cleaner & Stabilizer – 8 oz

If you’re a diesel engine owner or operator, you know how frustrating it can be to deal with clogged SCR systems and reduced fuel efficiency. But what if you could prevent these problems from occurring in the first place? That’s where DEF Booster Additive comes in – a powerful treatment that cleans and prevents crystal build-up in your diesel exhaust fluid.
This game-changing additive is specifically designed to work with your existing DEF system, ensuring that your engine runs smoothly and efficiently. With DEF Booster Additive, you can say goodbye to clogged SCR systems and hello to improved fuel economy and reduced maintenance costs. Whether you’re a seasoned mechanic or a DIY enthusiast, this easy-to-use treatment is perfect for anyone looking to optimize their diesel engine’s performance.
So why settle for mediocre performance when you can have the best? DEF Booster Additive is the perfect solution for diesel engine owners who demand the highest level of performance and reliability. Plus, its small size and easy application make it a breeze to use, even for those with limited mechanical experience.
- Cleans and prevents crystal build-up in diesel exhaust fluid
- Improves fuel economy and reduces maintenance costs
- Easy to use and apply
- Specially designed for SCR systems
- Improves engine performance and reliability
- Small size makes it easy to store and transport
- May not be suitable for all diesel engines or DEF systems
- Requires regular application to maintain optimal performance
Get the Hot Shot’s Secret Defender DEF Booster Additive – Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up | SCR System Cleaner & Stabilizer – 8 oz now:
3. Doc’s Diesel Fuel/Water Separator DGF430+DGF401 | Compatible with RAM 6.7L Cummins 2500, 3500, 4500, 5500 2019-2024 | Replaces 68157291AA, 68436631AA

As a diesel truck owner, you know the importance of keeping your fuel system clean and running smoothly. Water contamination can wreak havoc on your engine, leading to costly repairs and downtime. That’s why I was excited to try out the Doc’s Diesel Fuel/Water Separator. This separator is specifically designed for RAM 6.7L Cummins trucks, making it a perfect fit for my 2022 RAM 3500.
Installation was a breeze, taking only a few minutes with basic tools. The separator simply mounts onto your fuel line, and it’s incredibly easy to drain the collected water. The clear bowl design allows you to easily monitor the water level, so you can be sure your fuel is always clean and dry. I’ve noticed a significant improvement in my truck’s performance since installing the Doc’s Diesel Fuel/Water Separator. My engine runs smoother, starts easier, and I’ve even seen a slight increase in fuel economy.
- Easy installation
- Clear bowl design for easy water level monitoring
- High-quality construction
- Effective at removing water from fuel
- Improves engine performance and fuel economy
- Direct replacement for OEM separators
- May require additional fuel line fittings depending on your truck’s configuration
Get the Doc’s Diesel Fuel/Water Separator DGF430+DGF401 | Compatible with RAM 6.7L Cummins 2500 now:
4. Mechanic in A Bottle for Gas & Diesel Fuel Systems 24 oz – 2 Pack Fuel System Cleaner & Stabilizer for Peak Engine Performance

Is your car feeling sluggish? Does it seem like it’s not performing as well as it used to? If you’re noticing a decrease in fuel efficiency or power, it could be time to give your fuel system a clean boost. That’s where Mechanic in A Bottle comes in. This fuel system cleaner and stabilizer is designed to tackle the buildup of deposits and contaminants that can clog your engine and hinder performance.
Using this product is easy and convenient. Simply pour the recommended amount into your gas tank, and let it work its magic. It’s formulated to be safe for both gas and diesel engines, so you can use it in a wide range of vehicles. Whether you’re a seasoned mechanic or someone who just wants to keep their car running smoothly, Mechanic in A Bottle is a worthwhile addition to your car care routine. You’ll be amazed at the difference it can make in your engine’s performance and fuel economy.
- Improves fuel efficiency
- Increases engine performance
- Cleans fuel injectors and lines
- Stabilizes fuel for long-term storage
- Safe for both gas and diesel engines
- Easy to use
- Affordable
- May not be suitable for extremely dirty fuel systems
- Results may vary depending on vehicle condition
Get the Mechanic in A Bottle for Gas & Diesel Fuel Systems 24 oz – 2 Pack Fuel System Cleaner & Stabilizer for Peak Engine Performance now:
5. 4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid

As a car enthusiast, I’m always looking for ways to keep my vehicle in top condition. One of the most important things is to ensure the proper concentration of fluids like antifreeze, windshield washer fluid, and battery acid. Trying to guesstimate these levels with just a visual inspection can be risky and lead to costly repairs down the line. That’s where a reliable refractometer comes in handy.
The 4-in-1 DEF Antifreeze Coolant Refractometer is a game-changer for anyone who wants to take control of their vehicle’s maintenance. Its simplicity and versatility are truly impressive. Simply place a few drops of the fluid on the prism, and the refractometer instantly displays the specific gravity readings, allowing you to accurately determine the concentration. This device is a lifesaver, particularly for those who work on their vehicles themselves or have multiple vehicles to maintain.
- Accurate and Reliable Readings
- Convenient 4-in-1 Functionality
- Easy to Use and Understand
- Durable Construction
- Compact and Portable
- Affordable Price
- May require some practice for perfect readings
Get the 4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System now:
6. Diesel Laptops Nexiq USB Link 3 Wired Edition with Repair Information & Diagnostic Software

As a mechanic, I’m always on the lookout for tools that can save me time and hassle. Diagnosing engine problems can be a real headache, especially when you’re dealing with complex modern vehicles. The Diesel Laptops Nexiq USB Link 3 has been a game-changer for me. It’s incredibly easy to use and provides comprehensive diagnostic information right at my fingertips.
This device allows me to connect directly to a vehicle’s computer system and read live data, fault codes, and even perform software updates. The included repair information and diagnostic software are incredibly valuable, providing step-by-step instructions and troubleshooting tips. It’s like having a whole workshop of expertise right in my hand. No more spending hours flipping through manuals or scouring online forums – I can quickly identify the problem and get the truck back on the road.
If you’re a diesel mechanic or anyone who works on heavy-duty vehicles, the Diesel Laptops Nexiq USB Link 3 is a must-have tool. It’s a reliable and efficient way to diagnose and repair any issue you might encounter. While there are other diagnostic tools on the market, this one stands out with its user-friendly interface, comprehensive software, and robust hardware.
- Comprehensive diagnostic capabilities
- User-friendly interface
- Detailed repair information
- Live data streaming
- Software updates
- Durable and reliable hardware
- Requires a computer connection
- Can be expensive compared to basic scanners
Get the Diesel Laptops Nexiq USB Link 3 Wired Edition with Repair Information & Diagnostic Software now:
7. Motorcraft FL2016 Engine Oil Filter, 2003-10 Fits Ford 6.0/6.4L Diesel

If you’re the owner of a Ford 6.0L or 6.4L diesel, you know how crucial maintaining peak engine performance is. Keeping the engine clean and running smoothly can be a challenge, but the right oil filter makes all the difference. I recently switched to the Motorcraft FL2016 and have been impressed with the results. It’s a direct fit for my truck, and I noticed a definite improvement in engine responsiveness and oil clarity after just a few hundred miles.
What I particularly appreciate about this filter is its robust build quality. It seems to be able to handle the demands of my diesel engine without any issues. The installation was a breeze, just like swapping out any other standard oil filter. Plus, knowing it’s made by Motorcraft, a trusted name in Ford parts, gives me peace of mind knowing it’s built to last and perform as expected.
- Direct fit for Ford 6.0L and 6.4L diesel engines
- High-quality construction for reliable performance
- Improved engine responsiveness and oil clarity
- Easy installation
- Made by Motorcraft, a trusted brand for Ford parts
- Provides excellent engine protection
- May be slightly more expensive than some generic filters
Get the Motorcraft FL2016 Engine Oil Filter now:
8. Fill-Rite FR1204H 12 V 15 GPM Fuel Transfer Pump (Pump Only Model) | Gasoline, Diesel, Kerosene, Ethanol Blends, Methanol Blends, & Biodiesel

Tired of struggling to transfer fuel manually? Whether you’re topping off your lawnmower, filling a generator, or working on a larger project, the right pump can save you time and effort. This powerful and versatile pump makes quick work of transferring a variety of fuels, from gasoline and diesel to kerosene and even ethanol blends.
What sets this pump apart is its impressive 15 GPM flow rate, ensuring efficient and rapid fuel transfer. The 12V operation makes it compatible with a wide range of vehicles and power sources, while the robust construction guarantees reliable performance even in demanding conditions. You’ll appreciate the ease of use and the peace of mind that comes with knowing you have a durable, dependable pump on hand.
This pump is a must-have for anyone who frequently works with fuel. Its versatility, power, and ease of use make it an excellent choice for both homeowners and professionals alike.
- Powerful 15 GPM flow rate for efficient fuel transfer
- Versatile compatibility with various fuels
- 12V operation for convenient power sourcing
- Durable construction for reliable performance
- User-friendly design for easy operation
- Multiple fuel compatibility options
- May require additional accessories for specific applications
- Could be slightly more expensive than basic transfer pumps
Get the Fill-Rite FR1204H 12 V 15 GPM Fuel Transfer Pump (Pump Only Model) | Gasoline now:
9. FD-4615 6.7 Powerstroke Fuel Filter for 2011-2016 Ford F250 F350 F450 F550 Super Duty Truck 5 Micron Diesel Fuel Filter Water Separator Kit Replace Motorcraft FD4615 BC3Z-9N184-B 6.7L V8 Fuel Filters

Are you tired of dealing with contaminated fuel in your 2011-2016 Ford F250 F350 F450 F550 Super Duty truck? Do you find yourself constantly battling fuel system problems that seem to have no solution? Look no further than the FD-4615 Fuel Filter from a trusted brand. This 5-micron diesel fuel filter water separator kit is specifically designed to replace the Motorcraft FD4615 BC3Z-9N184-B, and it’s the perfect solution for any truck owner who wants to ensure their vehicle runs smoothly and efficiently.
One of the standout features of this fuel filter is its ease of installation. With a simple design and clear instructions, you can have your new fuel filter up and running in no time. Plus, its high-quality construction ensures that it will last for a long time, giving you peace of mind on the road. Whether you’re driving in harsh conditions or just cruising down the highway, this fuel filter has got you covered. And with its affordable price point, you won’t have to break the bank to get the protection your truck deserves.
So why wait? Upgrade to the FD-4615 Fuel Filter today and experience the difference for yourself. Whether you’re a seasoned truck owner or just looking for a reliable solution to your fuel system problems, this filter is the perfect choice. Don’t settle for mediocre performance – choose the best and give your truck the protection it needs to run at its best.
- Easy installation with clear instructions
- High-quality construction for long-lasting performance
- 5-micron diesel fuel filter water separator kit for maximum protection
- Specifically designed to replace Motorcraft FD4615 BC3Z-9N184-B
- Affordable price point without sacrificing quality
- Perfect for 2011-2016 Ford F250 F350 F450 F550 Super Duty trucks
- May require additional tools for installation
- Some users may find the filter a bit large for their application
Get the FD-4615 6.7 Powerstroke Fuel Filter for 2011-2016 Ford F250 F350 F450 F550 Super Duty Truck 5 Micron Diesel Fuel Filter Water Separator Kit Replace Motorcraft FD4615 BC3Z-9N184-B 6.7L V8 Fuel Filters now:
10. HORUSDY Diesel Mechanical Gas Siphon 10FT Multi-Purpose Super Easy Siphon Pump,3/4″ Valve Virgin Grade Tubing Safe

HORUSDY Diesel Mechanical Gas Siphon 10FT Multi-Purpose Super Easy Siphon Pump,3/4″ Valve Virgin Grade Tubing Safe
Are you tired of struggling with stubborn gas cans or dirty fuel tanks? Do you find yourself wasting time and effort trying to get the last bit of fuel out? I was in the same situation until I discovered the Easy Siphon Pump. This game-changing tool has made fuel transfer a breeze, saving me time and reducing the risk of spills and messes.
What I love most about this product is its ease of use. The Easy Siphon Pump is designed to be super easy to operate, even for those who aren’t mechanically inclined. The 3/4″ valve and virgin grade tubing ensure a smooth, leak-free transfer, and the 10FT length gives you the flexibility to reach even the hardest-to-access areas. Plus, it’s safe to use around fuel, making it a must-have for any DIY enthusiast or mechanic.
Whether you’re a seasoned pro or a DIY newbie, the Easy Siphon Pump is an essential tool to add to your arsenal. It’s perfect for anyone who works with fuel-powered equipment, whether it’s a lawn mower, generator, or ATV. And at an affordable price point, it’s a no-brainer investment for anyone who wants to make fuel transfer a hassle-free experience.
- Easy to use, even for those who aren’t mechanically inclined
- Smooth, leak-free transfer with 3/4″ valve and virgin grade tubing
- 10FT length for maximum flexibility and reach
- Safe to use around fuel
- Perfect for DIY enthusiasts, mechanics, and anyone who works with fuel-powered equipment
- Affordable price point
- Noisy operation
- Might require some elbow grease to get the last bit of fuel out
Get the HORUSDY Diesel Mechanical Gas Siphon 10FT Multi-Purpose Super Easy Siphon Pump now:
Buyer Guide for Small Diesel
What is a Small Diesel?
A Small Diesel is a portable power source that uses diesel fuel to generate electricity. They are compact and versatile, making them ideal for a variety of applications, such as powering tools on a job site, running appliances during an outage, or providing electricity in remote locations. Small Diesels are known for their reliability, fuel efficiency, and ability to operate for extended periods.
Key Features to Consider
- Performance: Look for a Small Diesel with enough power output (measured in watts or kilowatts) to meet your needs.
- Build Quality: Choose a model with a durable construction and weather-resistant features for reliable outdoor use.
- Ease of Use: Consider features like easy-to-read gauges, simple controls, and a convenient fuel tank design.
- Maintenance: Check the required maintenance schedule and the availability of replacement parts.
- Size and Weight: Select a size and weight that is manageable for your intended use and transportation needs.
- Price Range: Determine your budget and research models that offer the best value for your money.
- Extra Functions: Some Small Diesels offer additional features such as multiple outlets, USB ports, or built-in inverters.
- Brand Reputation: Opt for a reputable brand known for quality and customer support.
How to Choose the Best Small Diesel
The best Small Diesel for you depends on your specific needs and preferences.
- Casual Use: For occasional use around the home or for light-duty tasks, a smaller, less powerful model with basic features may suffice.
- Heavy Use: If you require a Small Diesel for frequent or demanding applications, prioritize features like higher power output, robust construction, and efficient fuel consumption.
- Budget-Conscious Buyers: There are reliable Small Diesel options available at various price points.
- Premium Buyers: If you’re willing to invest more, consider models with advanced features and enhanced durability.
- Space Constraints: Choose a compact and lightweight model if storage space is limited.
Common Mistakes to Avoid
- Choosing the Wrong Size: Don’t underestimate your power needs. Opt for a Small Diesel with sufficient capacity to handle your intended loads.
- Ignoring Essential Features: Prioritize features like build quality, ease of use, and maintenance requirements.
- Overspending on Unnecessary Extras: Stick to features that are essential for your needs and avoid paying for extras you won’t use.
“`html
Frequently Asked Questions About Small Diesel
FAQs
What is the estimated fuel efficiency of Small Diesel engines?
The fuel efficiency of Small Diesel engines can vary depending on the model and application. However, they generally offer better fuel economy than their gasoline counterparts, especially for long-distance driving or heavy loads. On average, you can expect to achieve 25-40% better fuel efficiency with a Small Diesel engine.
Are Small Diesel engines suitable for city driving?
While Small Diesel engines are designed for improved fuel efficiency, they might not be the best choice for city driving where stop-and-go traffic is common. This is because diesel engines can take longer to warm up and reach optimal performance in cold temperatures. However, some modern Small Diesel engines have features to mitigate this issue.
Can I use biodiesel in my Small Diesel engine?
Some Small Diesel engines are designed to run on biodiesel, but it’s essential to check your engine’s compatibility before making the switch. Using the wrong type of fuel can lead to engine damage and decreased performance. Always refer to your owner’s manual or consult with a mechanic for guidance.
How long do Small Diesel engines typically last?
With proper maintenance and care, Small Diesel engines can last just as long as their gasoline-powered counterparts. In fact, diesel engines often require less maintenance due to their simpler design and fewer emissions-related components. With regular oil changes and tune-ups, you can expect your Small Diesel engine to last for many years.
Are Small Diesel engines compatible with all types of vehicles?
Small Diesel engines are designed to be versatile and can be used in a variety of applications, including passenger vehicles, trucks, and machinery. However, each engine is specifically designed for a particular type of vehicle, so it’s crucial to choose the right engine for your needs. Consult with a mechanic or manufacturer’s representative for guidance.
Do Small Diesel engines produce more emissions than gasoline engines?
Historically, diesel engines have been known to produce more emissions than gasoline engines, particularly nitrogen oxides and particulate matter. However, modern Small Diesel engines are designed to meet stricter emissions standards and often use advanced technologies to minimize their environmental impact.
Final Verdict
In conclusion, Small Diesel has proven to be a reliable and efficient option for those seeking a compact vehicle. Its excellent fuel economy and robust engine make it a top contender in its class. While it may not offer the most luxurious interior, its versatility and affordability make it a great choice for both personal and professional use. Overall, we would highly recommend the Small Diesel to anyone in the market for a reliable and efficient vehicle.