1. Definite Purpose Motors Offers
  2. sku: 6404005491020813
  3. MELLING M29517

MELLING M29517 Ls Oil Pump Rings 729295104957

M29517 Melling Ls Oil Pump Pickup O-rings

( Brand: Melling ), ( Manufacturer Part Number: M29517 ), ( Part Type: Oil Ring Pump ), ( UPC: 729295104957 )

Review MELLING Ls Oil Pump Pickup O rings

The **Melling M29517 LS Oil Pump O-Rings** are precision-engineered sealing components specifically designed to ensure optimal performance and longevity in high-performance and stock Ford LS-series engines, including the LS1, LS2, LS3, LS7, LS9, and LS Swap applications. Crafted from high-quality **Nitrile (Buna-N) rubber**, these o-rings are engineered to withstand the extreme pressures, temperatures, and chemical exposure inherent in modern internal combustion engines. The material offers exceptional resistance to oil, fuel, and coolant, while maintaining flexibility across a broad temperature range, from sub-zero cold starts to the intense heat generated under heavy loads. Each o-ring is meticulously manufactured to tight tolerances, ensuring a perfect fit within the oil pump housing and impeller assembly, thereby preventing leaks that could compromise lubrication and engine protection. Beyond their functional reliability, these o-rings are also designed with durability in mind, featuring a reinforced construction that minimizes wear and deformation over time, even under prolonged high-stress conditions. Whether installed in a stock engine for routine maintenance or in a heavily modified setup requiring enhanced sealing performance, the Melling M29517 LS Oil Pump O-Rings deliver a critical layer of protection, helping to maintain proper oil flow and prevent costly internal damage. Their compatibility with a wide range of LS-series engines makes them a versatile and indispensable part for enthusiasts and mechanics seeking to uphold the integrity of their engine s lubrication system.

**Pros and Cons of Buying Melling M29517 LS Oil Pump O-Rings**

**Pros:**

1. **Compatibility:** These O-rings are specifically designed for Melling M29517 LS oil pumps, ensuring a proper fit and reliable sealing. This reduces the risk of leaks and ensures optimal performance of the oil pump.

2. **Quality Materials:** Melling is a reputable manufacturer known for producing high-quality automotive parts. The O-rings are likely made from durable materials such as nitrile rubber (Buna-N), which is resistant to oil, heat, and wear, extending the lifespan of the pump.

3. **Ease of Installation:** O-rings are relatively simple to install, especially when replacing an existing set. They typically require minimal tools and can be done as part of a larger oil pump replacement or maintenance procedure.

4. **Cost-Effective:** Purchasing O-rings separately can be more economical than buying a complete oil pump replacement kit. This allows you to replace just the worn or damaged components rather than the entire assembly.

5. **Preventative Maintenance:** Replacing O-rings as part of regular maintenance can prevent costly failures of the oil pump or related components. This proactive approach can save time and money in the long run.

6. **Widespread Availability:** Melling parts are widely available through automotive suppliers, online marketplaces, and specialty stores. This makes it easier to source the parts you need quickly.

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**Cons:**

1. **Potential for Counterfeit Parts:** As with many automotive parts, there is a risk of purchasing counterfeit or low-quality O-rings. Counterfeit parts may not meet the same standards for durability or performance, leading to premature failure or leaks.

2. **Limited Lifespan:** Even high-quality O-rings will eventually wear out, especially if exposed to extreme conditions such as high temperatures, contamination, or improper installation. This means they may need to be replaced periodically.

3. **Installation Challenges:** While O-rings are generally easy to install, improper handling or installation can cause damage. For example, overstretching the O-ring during installation can compromise its sealing ability. If the installation is not done carefully, it may lead to leaks or reduced performance.

4. **Compatibility Concerns:** Although these O-rings are designed for the Melling M29517 LS oil pump, there is always a slight risk of misalignment or improper sizing if the pump or surrounding components have been modified or are not standard. Always verify compatibility with your specific engine setup.

5. **Dependence on Supplier Reputation:** The quality of the O-rings can vary depending on the supplier. Purchasing from an untrusted or unknown source may result in receiving substandard parts that do not perform as expected.

6. **Time-Consuming Replacement:** Replacing O-rings often requires disassembling parts of the engine or oil pump system. This process can be time-consuming, especially for those without mechanical experience, and may require specialized tools.

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**Conclusion:**

The Melling M29517 LS oil pump O-rings offer a practical and cost-effective solution for maintaining or repairing an oil pump in a compatible engine. Their compatibility, durability, and ease of installation make them a favorable choice for many automotive enthusiasts and mechanics. However, the potential risks of counterfeit parts, installation errors, and compatibility issues underscore the importance of sourcing parts from reputable suppliers and ensuring proper installation techniques.

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**Recommendation:** If you are replacing the O-rings on your Melling M29517 LS oil pump, I recommend the following steps to ensure a successful outcome:

1. **Source from a Trusted Supplier:** Purchase the O-rings from a well-known automotive parts supplier, an official Melling distributor, or a reputable online retailer with positive reviews. This minimizes the risk of receiving counterfeit or low-quality parts.

2. **Verify Compatibility:** Double-check that the O-rings are indeed compatible with your specific engine model and oil pump setup. If your engine has been modified or if you are unsure, consult a mechanic or refer to the engine s service manual.

3. **Follow Proper Installation Procedures:** Carefully follow the manufacturer s or service manual s instructions for installing the O-rings. Avoid overstretching or damaging the O-rings during installation. Use clean hands and tools to prevent contamination.

4. **Consider a Complete Kit:** If you are unsure about the condition of other components in the oil pump assembly, consider purchasing a complete oil pump kit that includes the O-rings. This ensures that all parts are new and compatible.

5. **Perform Regular Maintenance:** Replace O-rings as part of your regular engine maintenance schedule, especially if your vehicle is used in harsh conditions or has a history of oil leaks.

By taking these precautions, you can maximize the performance and longevity of your oil pump while minimizing the risk of issues related to O-ring failure.

Details:

Melling M29517 Oil Pump Pickup Tube O-ring Kit Fits 1997 2013 LS-Based V8 Engines 4.8L 5.3L 5.7L 6.0L 6.2L One of the most common causes low oil pressure on high mileage or aged LS engines is pickup tube at pump inlet. Fits ALL other LS-based car, truck and SUV engines. Does not fit LS7 or dry sump LS3 engines used in Grand Sport Corvettes. These O-rings harden with age and heat, eventually allowing the oil pump to pull air in past seal.

Fits 1997 2013 LS-based engines up to 2018 on L96.

part #: m29517 prices

  • $9.50-$55.02

specifications momaequ:

  • brand: Melling
  • mpn: M29517
  • part type: Oil Ring Pump
  • upc: 729295104957

payments momaequ:

  • credit card: Diners-club
  • other
  • wallet: Google-pay

shipping momaequ:

  • class: Standard
  • transit: 8-14 Days
  • service: UPS Ground
  • type: Calculated
  • cost: $0.00
  • carrier: UPS

seller momaequ:

  • # reviews: 422
  • rating: 88.2%
  • city: Lehi, Utah

returns momaequ:

  • policy: No Returns

general momaequ:

  • Industrial Automation Motion Controls > Electric Motors > Definite Purpose Motors
  • condition: New

offer momaequ:

  • quantity: 18
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • started: March 17, 2026
part type: oil ring pump,
category: business & industrial > industrial automation motion controls > electric > definite purpose, sku: 6404005491020813,
Melling M29517 Is Similar To:
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5 offers $9.50–$55.02 USD
  • New. Offer #1 priced at $9.50 + $0.00 shipping estimate = $9.50* total. This Set Of 2 O-rings Includes Both Sizes Of Oil Pump To Tube O-rings. Oil Pump Pickup Tube O Ring Kit.FREE SHIPPING
  • New. Offer #2 priced at $55.02 + $0.00 shipping estimate = $55.02* total. FREE SHIPPING
  • New. Offer #3 priced at $22.99 + $0.00 shipping estimate = $22.99* total. FREE SHIPPING
  • New. Offer #4 priced at $10.99 + $0.00 shipping estimate = $10.99* total. Title: Engine Oil Strainer Gasket Set Made In USA.FREE SHIPPING
  • New. Offer #5 priced at $9.99 + $0.00 shipping estimate = $9.99* total. One of the most common causes of low oil pressure on high mileage or aged LS engines is the oil pickup tube O-ring at the oil pump inlet. Fits: LS1 LS2 LS3 LS6 L99 LSA L92 L9H L94 LS2 L76 L77 LY6 L96 LFA LZ1 LY5 LMG LMF LH6 LC9 LY2 L20 L33 LQ4 LQ9 LR4 LM7 L59 LH8 LH9.FREE SHIPPING

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