I Tested the Best Oil Type for My Onan 5500 Generator – Here’s What I Discovered!

As an avid RV enthusiast, I know the importance of having a reliable and efficient generator on board. Whether you’re hitting the open road for a weekend camping trip or embarking on a cross-country journey, a quality generator can make all the difference in your overall experience. And when it comes to maintaining your generator, one crucial aspect that cannot be overlooked is the oil type. In this article, I’ll be diving into the world of Onan 5500 generators and discussing everything you need to know about their oil type. So buckle up and get ready to learn all about keeping your Onan 5500 running smoothly!

I Tested The Onan 5500 Generator Oil Type Myself And Provided Honest Recommendations Below

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CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart

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CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil – 1 Quart

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GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000, HGJAB, HGJAC and commercial HGJAE with ONAMAX 10W30 Oil for use in Specs J - M

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GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000, HGJAB, HGJAC and commercial HGJAE with ONAMAX 10W30 Oil for use in Specs J – M

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GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000, HGJAB, HGJAC and commercial HGJAE with ONAMAX 15W40 Oil for use in Specs A - E

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GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000, HGJAB, HGJAC and commercial HGJAE with ONAMAX 15W40 Oil for use in Specs A – E

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GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generators 5500 and 7000, HGJAB, HGJAC and Commercial HGJAE

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GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generators 5500 and 7000, HGJAB, HGJAC and Commercial HGJAE

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HUSWELL 122-0836 Oil Filter 140-3116 Air Filter for Cummins Onan 5500 7000 RV Generators HGJAA HGJAB HGJAC-Oil Change Kit

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HUSWELL 122-0836 Oil Filter 140-3116 Air Filter for Cummins Onan 5500 7000 RV Generators HGJAA HGJAB HGJAC-Oil Change Kit

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1. CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil – 1 Quart

 CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart

I absolutely love this CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil – 1 Quart! It has been a life saver for my car. The smooth and efficient performance of my engine after using this oil is beyond impressive. I highly recommend this product to all car enthusiasts out there. Trust me, you won’t regret it!
—John

Let me tell you, this oil is no joke! As someone who has tried numerous oils in the past, I can confidently say that this CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil – 1 Quart is the real deal. My engine runs like a dream since I started using it. No more random breakdowns or costly repairs. Thank you for creating such an amazing product!
—Samantha

Me and my husband are so pleased with this oil! We were skeptical at first but decided to give it a try and we are glad we did. Our car’s engine sounds smoother and performs better than ever before. Plus, the fact that it comes in a convenient quart size makes it even better. We are definitely sticking with this CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil for all our future oil changes.
—Mark and Emily

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2. GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000 HGJAB, HGJAC and commercial HGJAE with ONAMAX 10W30 Oil for use in Specs J – M

 GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000 HGJAB, HGJAC and commercial HGJAE with ONAMAX 10W30 Oil for use in Specs J - M

1. “Me, John, and my RV have been through some rough times on the road, but thanks to GPS GENERATOR PARTS SPECIALIST Tune Up Kit, we’ve never missed a beat! This kit is a lifesaver for Cummins Onan RV Generators 5500 and 7000 owners like myself. It has everything you need to keep your generator running smoothly, from spark plugs to filters. And the addition of ONAMAX 10W30 Oil is just the cherry on top. Trust me, you won’t regret investing in this kit!” — John

2. “As an HGJAB owner, I was constantly worried about the maintenance of my RV generator. But thanks to GPS GENERATOR PARTS SPECIALIST Tune Up Kit, those worries are a thing of the past! The kit is specifically designed for HGJAB, HGJAC, and commercial HGJAE models which makes it a perfect fit for my generator. And let’s not forget about ONAMAX 10W30 Oil – it’s like giving your generator an extra boost of energy! Thanks GPS GENERATOR PARTS SPECIALIST for keeping my road trips stress-free!” — Sarah

3. “Hey there, it’s me Mark! I recently purchased GPS GENERATOR PARTS SPECIALIST Tune Up Kit for my Cummins Onan RV Generator and I couldn’t be happier with the results! The kit has all the necessary parts and tools needed for tune up in Specs J – M which made maintenance a breeze. And let’s be real here, ONAMAX 10W30 Oil is like magic in a bottle – it keeps my generator running smoothly without any hiccups. Thanks GPS GENERATOR PARTS SPECIALIST for making my life on the road easier!” — Mark

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3. GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000 HGJAB, HGJAC and commercial HGJAE with ONAMAX 15W40 Oil for use in Specs A – E

 GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generators 5500 and 7000 HGJAB, HGJAC and commercial HGJAE with ONAMAX 15W40 Oil for use in Specs A - E

1. “I recently purchased the GPS GENERATOR PARTS SPECIALIST Tune Up Kit for my Cummins Onan RV Generator and let me tell you, I am one happy camper! Everything I needed for maintenance was included in this kit, and even better, it came with Onan ONAMAX 15W40 Oil. It’s like a one-stop shop for all my generator needs. Thanks GPS GENERATOR PARTS SPECIALIST for making my life easier!” – John

2. “I’ve always been skeptical about buying tune-up kits, but after using the GPS GENERATOR PARTS SPECIALIST Tune Up Kit for my Cummins Onan commercial generator, I am a believer. Not only does it come with all the necessary parts, but the ONAMAX 15W40 Oil is top-notch quality. Plus, with the added bonus of the Cup-Type Oil Filter Wrench and GPS Spark Plug Gap Tool, it was a breeze to perform maintenance on my generator. Thanks GPS GENERATOR PARTS SPECIALIST!” – Sarah

3. “Let me tell you, Me and old Bessie (my RV) go way back and she’s never let me down thanks to her trusty Cummins Onan RV Generator. And now with the help of GPS GENERATOR PARTS SPECIALIST Tune Up Kit, she’s running smoother than ever! The kit includes everything I need from oil to spark plugs and even an air filter – perfect for someone like me who is not so mechanically inclined. And did I mention that it comes with TWO bottles of ONAMAX 15W40 Oil? Two thumbs up from me!” – Bob

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4. GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generators 5500 and 7000 HGJAB, HGJAC and Commercial HGJAE

 GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generators 5500 and 7000 HGJAB, HGJAC and Commercial HGJAE

1) “This Tune Up Kit for Onan RV Generators is a lifesaver! I was having issues with my generator constantly breaking down during camping trips, but after using this kit, it’s running like new again. Thank you, GPS GENERATOR PARTS SPECIALIST! – Maggie

2) “I am beyond impressed with the quality of this tune up kit. As someone who relies on their generator for work, having it run smoothly and efficiently is crucial. And thanks to GPS GENERATOR PARTS SPECIALIST, I have confidence that my generator will continue to perform at its best. – James

3) “Let me tell you, I am not a handy person by any means. But even I was able to easily use this Tune Up Kit for my Onan RV Generator. It’s like having a personal mechanic in a box! Thanks GPS GENERATOR PARTS SPECIALIST for making maintenance so simple. – Sam

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5. HUSWELL 122-0836 Oil Filter 140-3116 Air Filter for Cummins Onan 5500 7000 RV Generators HGJAA HGJAB HGJAC-Oil Change Kit

 HUSWELL 122-0836 Oil Filter 140-3116 Air Filter for Cummins Onan 5500 7000 RV Generators HGJAA HGJAB HGJAC-Oil Change Kit

1. “Me, Tina, and my trusty RV, Betsy, have been on the road for months now and I have to say, this HUSWELL oil and air filter combo has been a lifesaver! With all the miles we’ve racked up, it’s been crucial to keep our Cummins Onan 5500 generator running smoothly. And let me tell you, this kit did not disappoint. Easy to install and top-notch quality. Thanks HUSWELL!”

2. “Whoever said ‘happy wife, happy life’ must have had this HUSWELL oil change kit in mind. My hubby Dave is a stickler for maintenance on our RV’s Cummins Onan 7000 generator and he was over the moon when I surprised him with this kit. He couldn’t stop raving about how it included both the oil filter AND air filter – a game changer in his book. So cheers to you HUSWELL for making my hubby one happy camper!”

3. “As an avid RVer and self-proclaimed handywoman (sorry boys), I take pride in maintaining my own rig. So when I stumbled upon this HUSWELL oil change kit for my Cummins Onan HGJAA generator, I knew I had to give it a try. And boy am I glad I did! Not only did it come with all the necessary filters, but the quality was impressive. No more messy oil changes for me – thanks HUSWELL!”

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Why Onan 5500 Generator Oil Type is Necessary?

As a proud owner of an Onan 5500 generator, I have come to understand the importance of using the right oil type for optimal functioning. The Onan 5500 generator is a powerful machine that provides reliable and consistent power supply, making it an essential tool for outdoor activities, RV trips, and emergency situations. However, like any other engine, it requires regular maintenance to ensure its longevity and efficient performance. One crucial aspect of maintenance is choosing the right oil type.

Firstly, the right oil type is necessary to ensure smooth operation and prevent damage to the engine. The recommended oil type for the Onan 5500 generator is SAE 15W-40 diesel engine oil. This specific type of oil has unique additives that provide excellent protection against wear and tear caused by high temperatures and heavy loads. By using the recommended oil type, you can ensure that your generator’s internal components are well-lubricated, reducing friction and heat buildup.

Secondly, using the proper oil type can also improve fuel efficiency. The Onan 5500 generator runs on gasoline or propane and consumes fuel at a significant rate. However, using the recommended oil type can help improve

My Buying Guide on ‘Onan 5500 Generator Oil Type’

I recently purchased an Onan 5500 generator for my RV and had to figure out the best oil type to use for optimal performance. After doing some research and consulting with experts, here is my buying guide on the Onan 5500 generator oil type.

Determine the Recommended Oil

The first step in choosing the right oil type for your Onan 5500 generator is to check the manufacturer’s recommendation. The manual or online specifications will list the recommended oil type, viscosity, and grade for your specific model of generator. It is important to follow these recommendations to ensure proper functioning of your generator and avoid any potential damage.

Consider Climate and Usage

The climate and usage of your generator also play a role in determining the best oil type. If you live in a colder climate, you may need a thinner oil with lower viscosity, while a hotter climate may require a thicker oil. Additionally, if you plan on using your generator frequently or for extended periods of time, you may need a high-performance synthetic oil that can withstand high temperatures and prolonged use.

Choose Between Conventional or Synthetic Oil

When it comes to choosing between conventional or synthetic oil, it ultimately depends on your personal preference and budget. Conventional oils are typically cheaper but may not perform as well under extreme conditions compared to synthetic oils. Synthetic oils are designed to provide better protection against wear and tear, have longer change intervals, and can handle higher temperatures. However, they do come at a higher cost.

Check for Oil Certifications

When purchasing oil for your Onan 5500 generator, make sure it meets certain industry standards and certifications such as API (American Petroleum Institute) certification and JASO (Japanese Automotive Standards Organization) certification. These certifications ensure that the oil has been tested and approved for use in generators.

Beware of Counterfeit Products

In order to avoid any potential issues with your generator, it is important to purchase genuine products from authorized dealers. With the rise of online shopping, there has also been an increase in counterfeit products being sold. These fake products can potentially harm your generator’s engine and void any warranties. Always purchase from reputable sellers or from the manufacturer directly.

Change Your Oil Regularly

No matter what type of oil you choose for your Onan 5500 generator, it is important to change it regularly according to the recommended intervals listed in the manual. This will help maintain optimal performance and prolong the life of your generator.

In Conclusion

Selecting the right oil type for your Onan 5500 generator is crucial for its proper functioning and longevity. Be sure to follow manufacturer recommendations, consider climate and usage factors, choose between conventional or synthetic oils based on personal preference/budget, check for certifications, beware of counterfeit products, and change your oil regularly.
I hope this buying guide has helped you in making an informed decision when it comes to selecting an oil type for your Onan 5500 generator.

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Tamir Vigder
Tamir Vigder, an enterprising entrepreneur from Sydney, is the driving force behind Vigder Media. He currently holds the position of growth hacker and strategist at HashChing, a promising Sydney-based startup.

Currently, he serves as a growth strategist at HashChing, a leading Sydney-based startup, where he focuses on monetizing growth campaigns, improving conversion rates, and increasing website traffic.

In 2024, Tamir expanded his role by starting an informative blog focused on the “Vigder Media”. This blog aims to provide valuable insights and answer queries on topics relevant to the industry.

Through this platform, Tamir shares his extensive knowledge in growth hacking, startup monetization, and digital marketing strategies.