Melling Engine Parts / Melling Tool Co. · M-77HV-81
Part #: M-77HV-81
UPC: 729295105138
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Description: High Volume Replacement Oil Pump; M-77HV-81 Stock Replacement : High Volume, Standard Pressure, Cast Iron Oil Pump
Description:
This part number has been superseded by M-77HV.
Description
Made in USA. Melling high volume oil pumps increase the amount of oil flow by an average of 20% through the engine improving oil pressure at idle providing dependable performance every time in every application. Every Melling high volume oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling high volume oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. High volume gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.
Application summary
| Year | Make / model |
|---|---|
| 2002-2006 | Chevrolet Avalanche 2500 |
| 2001-2002 | Chevrolet C3500HD |
| 2003 | Chevrolet C4500 Kodiak |
| 2003 | Chevrolet C5500 Kodiak |
| 2003 | Chevrolet C6500 Kodiak |
| 2003 | Chevrolet C7500 Kodiak |
| 2001-2002 | Chevrolet Express 3500 |
| 2001-2006 | Chevrolet Silverado 2500 HD |
| 2007 | Chevrolet Silverado 2500 HD Classic |
| 2001-2006 | Chevrolet Silverado 3500 |
| 2007 | Chevrolet Silverado 3500 Classic |
| 2001-2006 | Chevrolet Suburban 2500 |
| 2001-2002 | GMC C3500HD |
| 2003 | GMC C4500 Topkick |
| 2003 | GMC C5500 Topkick |
| 2003 | GMC C6500 Topkick |
| 2003 | GMC C7500 Topkick |
| 2001-2002 | GMC Savana 3500 |
| 2001-2006 | GMC Sierra 2500 HD |
| 2007 | GMC Sierra 2500 HD Classic |
| 2001-2006 | GMC Sierra 3500 |
| 2007 | GMC Sierra 3500 Classic |
| 2001-2006 | GMC Yukon XL 2500 |
Specifications
- GTIN
- 00729295105138
- Weight
- 5.18 lb
- Height
- 4 in
- Length
- 6 in
- Width
- 5 in
- EO
- Legal US
- Life cycle
- Available Only While Supplies Last
- AAM brand code
- MEL
- Warehouse brand code
- BCBC
- AAIA brand code
- BCBC
Attributes
- California Proposition 65
- No
- Drive Type
- Drive Shaft
- Gasket Or Seal Included
- No
- Grade Type
- Improved Design
- Height
- 4.51
- Housing Material
- Cast Iron
- Mounting Hole Diameter
- 0.25
- Mounting Hole Quantity
- 2
- Oil Pump Type
- Gear
- Title
- Engine Oil Pump
- Width
- 3.69
Fitment status
Select a vehicle or engine to see whether this part applies to your application.
Application summary
2002-2006 Chevrolet Avalanche 2500; 2001-2002 Chevrolet C3500HD; 2003 Chevrolet C4500 Kodiak; 2003 Chevrolet C5500 Kodiak; 2003 Chevrolet C6500 Kodiak; 2003 Chevrolet C7500 Kodiak; 2001-2002 Chevrolet Express 3500; 2001-2006 Chevrolet Silverado 2500 HD; 2007 Chevrolet Silverado 2500 HD Classic; 2001-2006 Chevrolet Silverado 3500; 2007 Chevrolet Silverado 3500 Classic; 2001-2006 Chevrolet Suburban 2500; 2001-2002 GMC C3500HD; 2003 GMC C4500 Topkick; 2003 GMC C5500 Topkick; 2003 GMC C6500 Topkick; 2003 GMC C7500 Topkick; 2001-2002 GMC Savana 3500; 2001-2006 GMC Sierra 2500 HD; 2007 GMC Sierra 2500 HD Classic; 2001-2006 GMC Sierra 3500; 2007 GMC Sierra 3500 Classic; 2001-2006 GMC Yukon XL 2500
Resources
- Brand logo
- Installation Instructions
- Installation Instructions
- Photo - Out of Package
- Photo - Primary
- Engine Priming Tank - Melling # MPL-201
- Oil Pump Volume and Pressure Explanation
- How to Measure the Health of your Engine - By Melling Engine Parts
- Spanish Version: Oil Pump Volume and Pressure by Melling
- Measuring Bearing clearances in an engine - they have a major impact on oil pressure
- Grease in Oil Pumps??? Tech Tip from Melling Engine Parts
Equivalent Parts
Melling Engine Parts / Melling Tool Co. M-77HV-81
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