Melling Engine Parts / Melling Tool Co. · M-81AHV-S3
Part #: M-81AHV-S3
UPC: 729295101390
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Description: High Volume Replacement Oil Pump; M-81AHV-S3 Stock Replacement : High Volume, Standard Pressure, Cast Iron Oil Pump With Gasket
Description:
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.
Features & benefits
- Manufactured from high quality materials for consistent durable wear
- Designed for long-life and worry-free performance
- High volume oil pump supplies additional oil to engines when necessary for high performance applications or low oil pressure issues
- Meets or exceeds original equipment specifications
- Precision engineered for optimum fit and function
Application summary
| Year | Make / model |
|---|---|
| 1965 | Jeep 6-230 |
| 1974-1983 | Jeep Cherokee |
| 1971-1983 | Jeep CJ5 |
| 1971-1975 | Jeep CJ6 |
| 1976-1986 | Jeep CJ7 |
| 1972-1973 | Jeep Commando |
| 1972-1978 | Jeep DJ5 |
| 1965-1969 | Jeep Gladiator |
| 1984-1986 | Jeep Grand Wagoneer |
| 1965-1973 | Jeep J-100 |
| 1965-1973 | Jeep J-2500 |
| 1965-1973 | Jeep J-2600 |
| 1965-1970 | Jeep J-2700 |
| 1965-1968 | Jeep J-2800 |
| 1965-1970 | Jeep J-3500 |
| 1965-1970 | Jeep J-3600 |
| 1965-1970 | Jeep J-3700 |
| 1965-1971 | Jeep J-3800 |
| 1970-1973 | Jeep J-4500 |
| 1970-1973 | Jeep J-4600 |
| 1970-1973 | Jeep J-4700 |
| 1970-1973 | Jeep J-4800 |
| 1974-1987 | Jeep J10 |
| 1974 | Jeep J20 |
| 1976 | Jeep J20 |
| 1981-1985 | Jeep Scrambler |
| 1965-1973 | Jeep Wagoneer |
| 1980-1983 | Jeep Wagoneer |
| 1987-1990 | Jeep Wrangler |
Specifications
- GTIN
- 00729295101390
- Weight
- 5.04 lb
- Height
- 4.75 in
- Length
- 10.75 in
- Width
- 6.25 in
- EO
- Legal US
- Life cycle
- Available to Order
- AAM brand code
- MEL
- Warehouse brand code
- BCBC
- AAIA brand code
- BCBC
Attributes
- Bolts Included
- No
- Bushing Included
- No
- California Proposition 65
- No
- Cotter Pin Included
- No
- Cover Material
- Cast Iron
- Drive Shaft Included
- No
- Drive Type
- Drive Shaft
- Finish
- Rust Preventative
- Gasket Or Seal Included
- Yes
- Gear Material
- Steel
- Gears Included
- Yes
- Governor Spinner Included
- No
- Grade Type
- Improved Design
- Guide Included
- No
- Height
- 3.56
- Housing Material
- Cast Iron
- Inlet Size (in)
- 0.630
- Inlet Size (mm)
- 16.00
- Intermediate Shaft Included
- No
- Mounting Hole Diameter
- 0.315
- Mounting Hole Quantity
- 2
- Nylon Bushing Included
- No
- O-Ring Included
- No
- Oil Pump Type
- Gear
- Pick Up Tube Diameter
- 0.630
- Pickup Screen Included
- Yes
- Pump Cover Included
- Yes
- Shaft Material
- Not Applicable
- Spacer Included
- No
- Timing Cover Included
- No
- Title
- Engine Oil Pump
- Washers Included
- No
- Width
- 4.75
Fitment status
Select a vehicle or engine to see whether this part applies to your application.
Application summary
1965 Jeep 6-230; 1974-1983 Jeep Cherokee; 1971-1983 Jeep CJ5; 1971-1975 Jeep CJ6; 1976-1986 Jeep CJ7; 1972-1973 Jeep Commando; 1972-1978 Jeep DJ5; 1965-1969 Jeep Gladiator; 1984-1986 Jeep Grand Wagoneer; 1965-1973 Jeep J-100; 1965-1973 Jeep J-2500; 1965-1973 Jeep J-2600; 1965-1970 Jeep J-2700; 1965-1968 Jeep J-2800; 1965-1970 Jeep J-3500; 1965-1970 Jeep J-3600; 1965-1970 Jeep J-3700; 1965-1971 Jeep J-3800; 1970-1973 Jeep J-4500; 1970-1973 Jeep J-4600; 1970-1973 Jeep J-4700; 1970-1973 Jeep J-4800; 1974-1987 Jeep J10; 1974 Jeep J20; 1976 Jeep J20; 1981-1985 Jeep Scrambler; 1965-1973 Jeep Wagoneer; 1980-1983 Jeep Wagoneer; 1987-1990 Jeep Wrangler
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
Melling Engine Parts / Melling Tool Co. M-81AHV-S3
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