Outingexpert is reader-supported. When you purchase through our links, we may earn a commission. Learn more

10 Best Oil For Onan 4000 Generator

Last Update:

Our team studied on 54934 reviews available online for Oil For Onan 4000 Generator, chose the finest ones and prepared Oil For Onan 4000 Generator Reviews for you. It was very difficult to shortlist the ideal Oil For Onan 4000 Generator from thousands of products online. However, We tried to make sure that you get only the Best Oil For Onan 4000 Generator from our suggestions. Check our listings-:

NoProductScoreAction
1Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart9.8Buy On Amazon
2140-3280 Air Filter for Compatible with Onan Micro Quiet Generator Air Filter 3600 4000 48-20179.6Buy On Amazon
3Complete Tune Up Kit9.2Buy On Amazon
4GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generator Model KY 4000 with ONAMAX 15W40 oil for use with Spec A - N9.2Buy On Amazon
5Cummins 1220645 Onan Oil Filter9.2Buy On Amazon
6GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generators 5500 and 70009.2Buy On Amazon
7GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generator Model KY 40008.8Buy On Amazon
8Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart (Quantity 4)8.4Buy On Amazon
9Masnln 140-3116 Air Filter8.4Buy On Amazon
10GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generator Model KY 4000 with ONAMAX 10W30 oil for use with Spec P - R8.2Buy On Amazon

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

  • 32 oz. factory tested oil
  • Reduces consumption and engine wear
  • Provides maximum protection for engines
  • Fit type: Universal

2. 140-3280 Air Filter for Compatible with Onan Micro Quiet Generator Air Filter 3600 4000 48-2017

  • UNIVERSAL FIT: 140-3280 Air Filter for Compatible with Onan Generator
  • WORKS FOR BRANDS: for compatible with Camp Power/QG RV, MicroLite/RV QG.
  • REPLACE:MPN: 140-3280 48-2017,48-2017 140-3280 Generator 3600-4000
  • SIZE: OD = 3 3/8″, ID = 2 1/8″ , HEIGHT = 4 3/8″
  • PACKAGE INCLUDES:1 pc 140-3280 Air Filter,Non original aftermarket part.

3. Complete Tune Up Kit

  • Complete Tune up kit for Onan 4000 RV generator set. (with oil)
  • Air Filter Onan PN: 140-3280
  • Fuel Filter Onan PN: 149-2457
  • Spark Plug Onan PN: 167-0275
  • Onan SAE 15W-40 Oil,3265336- 2 Quarts

4. GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generator Model KY 4000 with ONAMAX 15W40 oil for use with Spec A – N

  • This kit includes all Onan OEM required hard parts to perform generator maintenance including oil.
  • Onan ONAMAX Oil (QTY:2) PN: 326-5336
  • Onan Spark plug PN: 167-0275
  • Onan Air Filter PN: 140-3280
  • Onan Fuel Filter PN: 149-2457
  • GPS Spark Plug Gap Tool PN: 627-0560
  • Order from Generator Parts Specialists to ensure you receive all products listed on this listing**

5. Cummins 1220645 Onan Oil Filter

  • Product Type:Oil Filter
  • Item Package Weight:0.27 Kilograms
  • Item Package Dimension:8.1 cm L X9.3 cm W X9.4 cm H
  • Country Of Origin: United States

6. GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generators 5500 and 7000

  • This kit includes all Onan OEM required hard parts to perform generator maintenance for carbureted generators.
  • Onan Air Filter PN: 140-3116 ; Onan Fuel Filter PN: 149-2341
  • Onan Oil Filter PN: 122-0836
  • Onan Spark Plugs (QTY:2) PN: 167-1638
  • GPS Spark Plug Gap Tool PN: 627-0560

7. GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Onan RV Generator Model KY 4000

  • This kit includes all Onan OEM required hard parts to perform generator maintenance.
  • Air Filter Onan PN: 140-3280
  • Fuel Filter Onan PN: 149-2457
  • Spark Plug Onan PN: 167-0275
  • GPS Spark Plug Gap Tool PN: 627-0550

8. Cummins 3265336 Onan SAE 15W-40 Oil – 1 Quart (Quantity 4)

  • 326-5336

9. Masnln 140-3116 Air Filter

  • Fuel Filter Oil Filter Air Filter for Onan Cummins 5500 4000 Generator Parts,Fuel Filter # 149-2341-01, 149234101, 149 2341 01.
  • Air Filter # 1403116,140-3116.
  • Fits for Cummins Onan RV Generators 5500 and 7000, HGJAA, HGJAB,HGJAC.
  • Generator Models Emerald Advantage Gasoline/ HGJAC And Marquis Gold Gasoline/ HGJAB Carburetors.
  • Package Include: 1*140-3116 Air Filter, 1*122-0836 Oil Filter, 1*149234101 Fuel Filter

10. GPS GENERATOR PARTS SPECIALIST Tune Up Kit for Cummins Onan RV Generator Model KY 4000 with ONAMAX 10W30 oil for use with Spec P – R

  • This kit includes all Onan OEM required hard parts to perform generator maintenance including oil.
  • Onan ONAMAX Oil (QTY:2) PN: A063E183
  • Onan Spark plug PN: 167-0275
  • Onan Air Filter PN: 140-3280
  • Onan Fuel Filter PN: 149-2457
  • GPS Spark Plug Gap Tool PN: 627-0560
  • Order from Generator Parts Specialists to ensure you receive all products listed on this listing**

Oil For Onan 4000 Generator Buying Guide


Does the thought of finding a great Oil For Onan 4000 Generator stress you out? Has your mind been juggling between choices when it comes to buying Oil For Onan 4000 Generator in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Oil For Onan 4000 Generator for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about Oil For Onan 4000 Generator Reviews. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.
There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.
But that’s not always easy, right? That's why we've taken time to compile a list of the best Oil For Onan 4000 Generator in today's market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Oil For Onan 4000 Generator currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.
Top Oil For Onan 4000 Generator brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.
  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Oil For Onan 4000 Generator based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Oil For Onan 4000 Generator before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Oil For Onan 4000 Generator they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Oil For Onan 4000 Generator, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Oil For Onan 4000 Generator before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Oil For Onan 4000 Generator will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Oil For Onan 4000 Generator if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Oil For Onan 4000 Generator on the market, the products that got mostly negative ratings get filtered and discarded.

These are the criteria we have chosen our Oil For Onan 4000 Generator on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.
Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Oil For Onan 4000 Generator featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

Leave a Comment