MELLING MEL10355HV Oil Pump Sump Internal High Volume Inlet 729295105404 Pressure 7/8 In

( Brand: Melling ), ( Manufacturer Part Number: MEL10355HV ), ( Part Type: Oil Pressure Pump Sump ), ( UPC: 729295105404 )

Review MELLING Oil Pump Wet Sump Internal High Volume Pressure 7/8 In Inlet

The **Melling ME10355HV Oil Pump Sump Internal High Volume, High-Pressure Design** is a premium, high-performance oil pump component engineered specifically for demanding automotive and performance applications where superior lubrication and durability are critical. This internal oil pump sump is designed with a robust **7/8-inch inlet** to ensure efficient oil flow, making it an ideal choice for high-output engines, turbocharged setups, or heavily modified powerplants that require consistent and reliable lubrication under extreme conditions. Constructed from high-grade materials, including precision-machined aluminum and reinforced internal components, this oil pump sump is built to withstand the stresses of aggressive driving, high RPM operation, and prolonged use without compromising performance. Its **high-volume, high-pressure design** enhances oil circulation, reducing wear on critical engine components while maintaining optimal lubrication even under heavy loads. The internal configuration ensures minimal oil aeration and maximum efficiency, making it a trusted upgrade for enthusiasts seeking to enhance their engine s longevity and reliability. Whether integrated into a stock or heavily modified engine bay, this oil pump sump delivers a seamless fit with Melling s other high-performance oil pump components, ensuring a cohesive and optimized lubrication system. Perfect for applications ranging from muscle cars and drag racing to modern turbocharged and supercharged engines, the ME10355HV stands as a testament to Melling s commitment to precision engineering and performance-driven solutions.

### **Pros and Cons of buying a Melling Mel10355HV Oil Pump (Sump, Internal, High Volume, Pressure 7/8" Inlet)**

1. **High Volume Flow Rate** Designed for high-performance engines, this oil pump delivers a strong flow rate, ensuring adequate lubrication under heavy loads and high RPM conditions. This is particularly useful in modified or turbocharged engines where oil demand increases significantly.

2. **Internal Sump Design** The internal sump configuration helps reduce oil aeration and foam, improving oil pressure stability and longevity. This design is less prone to sloshing and air entrapment compared to external sump pumps.

3. **Pressure Regulation** The pump is engineered to maintain consistent oil pressure, which is critical for preventing engine wear, especially in high-stress applications like drag racing, street tuning, or forced induction setups.

4. **Durability and Reliability** Melling is a well-respected brand in the performance engine market, known for producing robust components that can withstand extreme conditions. The Mel10355HV is built to handle continuous use without premature failure.

5. **Compatibility with High-Performance Engines** The 7/8" inlet size is standard for many high-output engines, making it a versatile choice for builds requiring upgraded oil circulation. It pairs well with high-flow oil filters and larger oil pans for optimal performance.

6. **Reduced Oil Starvation Risk** High-volume pumps minimize the risk of oil starvation during aggressive driving or under heavy loads, which is a common issue in stock or lightly modified engines.

7. **Aftermarket Support and Availability** Melling components are widely available through performance parts suppliers, and there is a strong community of mechanics and tuners who have experience with their products.

---

1. **Higher Cost** Compared to stock or basic aftermarket oil pumps, the Mel10355HV is more expensive. The investment may not be justified for stock or lightly modified engines where a stock pump would suffice.

2. **Potential Overkill for Stock Engines** If the engine is not heavily modified or forced-induced, the high volume may not provide a noticeable improvement in performance or reliability. In such cases, a stock pump or a mid-range aftermarket option might be more cost-effective.

3. **Installation Complexity** Installing an internal sump oil pump often requires modifications to the engine bay, such as relocating the oil pan or adjusting wiring harnesses. This may involve additional labor costs if professional installation is needed.

4. **Oil Consumption Considerations** High-volume pumps can increase oil consumption, especially if the engine is running at high RPMs for extended periods. This may necessitate more frequent oil changes or the use of high-quality, low-viscosity oil.

5. **Compatibility with Certain Engines** While the 7/8" inlet is common, some engines particularly older or less common models may require additional adapters or modifications to accommodate the pump. Always verify compatibility with the engine s oil system.

6. **Potential for Excessive Pressure** In some cases, a high-volume pump can generate more oil pressure than necessary, which may cause unnecessary strain on seals, gaskets, and other components. Pressure regulators or restrictors may be needed to balance performance.

7. **Warranty and Return Limitations** Performance parts like this often come with limited warranties, and returns may be difficult if the pump is not compatible or fails prematurely. Always check the manufacturer s warranty terms before purchasing.

---

### **Conclusion**

The **Melling Mel10355HV oil pump** is an excellent choice for high-performance engines, particularly those with forced induction, high RPM demands, or aggressive modifications. Its high-volume flow, internal sump design, and reliability make it a strong investment for builders pushing their engines to their limits. However, for stock or lightly modified engines, the cost and complexity may not be justified, and a simpler pump could achieve similar results at a lower price.

If you are working on a **turbocharged, supercharged, or heavily modified engine**, this pump is highly recommended. For **stock or mildly modified engines**, consider a more budget-friendly alternative unless you specifically need the extra flow for your application.

### **Recommendation**

- **Buy it if:** You are building or modifying an engine for high performance (e.g., turbocharging, nitrous, or aggressive street/strip use) and need reliable, high-volume oil circulation.

- **Avoid it if:** Your engine is stock or only lightly modified, as the cost and complexity may not provide meaningful benefits.

- **Consider alternatives if:** You want a more budget-friendly option (e.g., a mid-range aftermarket pump) or need to verify compatibility with your specific engine setup.

Always consult with a performance engine specialist or mechanic to ensure the pump is the right fit for your build.

Details:

Item model number: MEL10355HV. Brand: Melling. Melling Oil Pump, Wet Sump, Internal, High Volume, Pressure, 7/8 in Inlet: Manufacturer: MELLING. Model: Oil Pump.

Manufacturer Part Number: MEL10355HV. Exterior: Anodized. Product Dimensions: 8 x 6 5.3 inches.

part #: mel10355hv prices

• $149.00-$226.99

specifications momaequ:

• brand: Melling
• mpn: Mel10355hv
• part type: Oil Pressure Pump Sump
• upc: 729295105404

returns momaequ:

• policy: No Returns

payments momaequ:

• wallet: Paypal
• other
• credit card: Mastercard

shipping momaequ:

• class: Standard
• transit: 3-10 Days
• cost: $0.00
• service: Standard
• type: Fixed

seller momaequ:

• city: US
• # reviews: 603
• rating: 100.0%

offer momaequ:

• availability: In Stock
• options: Ship-to-home
• quantity: 1
• started: May 19, 2026
• sold: 0

general momaequ:

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

Melling MEL10355HV Is Similar To:

• Melling 729295110743 Engine Oil Pump (34.8% similar) Engine oil pump galvanized steel made in USA 2.150 inch length 0.50.D...(January 10th, 2025)
• Melling Mel10295 Engine Oil Pump (41.4% similar) Stock volume, 10 psi increase in pressure over M295 oil pump. Engine oil pump high pressure standard volume includes optional 25 psi high pressure spring for the coop Camry engines. Uses 7/8 diameter standard bolt on screen...(January 10th, 2025)
• Melling 729295101192 Engine Oil Pump (33% similar) Stock replacement oil pump standard volume pressure cast iron spur gear...(January 11th, 2025)
• Melling 10833 Oil Pump (39.6% similar) Oil pump, fit type: vehicle specific. Country of origin: USA. Package dimensions: 12.7 l x 20.3215.493 w cm...(January 11th, 2025)
• Melling 729295101000 Engine Oil Pump (33% similar) Engine oil pump standard volume pressure gasket included cast iron...(January 11th, 2025)
• Melling M528 Automotive Products Oil Pump (33.3% similar) Part #: Melling M528 for sale...(March 10th, 2026)
• Melling M313 Oil Pump (38% similar) Melling M313 oil pump...(March 10th, 2026)
• Melling M191 Oil Pump (38% similar) Part #: Melling M191 for sale...(March 10th, 2026)
• Melling Melm564 Oil Pump Wet Sump Internal Standard Volume Pressure (76.7% similar) Melling oil pump, wet sump, internal, standard volume, pressure...(March 10th, 2026)
• Melling M86chv Oil Pump For Ford (43.2% similar) Part #: Melling M86CHV for sale...(March 10th, 2026)
• Melling 10550st Oil Pump (40.8% similar) Part #: Melling 10550ST for sale...(March 17th, 2026)