Melling M-99HV-S oil pump for the 1988-1993 Chevrolet C1500 V8 5.0L, the 1988-1995 C1500 V8 5.7L and other vehicles moves more oil through the engine to help oil pressure at idle. The Melling high volume oil pump supplies extra oil for high performance applications or low oil pressure issues.
- High volume gear pump that increases oil flow to help oil pressure at idle
- Spur gears machined to close tolerances for correct engine pressure and efficient pump operation
- End plates precision ground for wear resistance
- Every pump is individually tested for pressure and flow under conditions designed to duplicate engine operation
- Rust preventative finish
Quick facts
- Part: Melling M-99HV-S oil pump
- Also called: engine oil pump
- Fits: 1988-1993 Chevrolet C1500 V8 5.0L, 1988-1995 C1500 V8 5.7L and other vehicles
- Material: cast iron housing and cover, steel gears and shaft
- Condition: New
A low oil pressure warning light or a gauge reading low at idle can mean the pump is worn. A clogged pickup screen, a faulty oil pressure sender or worn engine bearings can also be behind low pressure, so find the cause before buying a new pump.
Fits
This pump fits the 1988-1993 Chevrolet K1500 V8 5.0L, the 1988-1995 K1500 V8 5.7L and the 1967-1969 Chevrolet Camaro V8 4.9L or 5.3L, and each of those engines takes one pump. If your Chevrolet or GMC is not named here, look up your own year and engine in the "Vehicles it fits" section. The pump meets or exceeds original equipment specifications.
Specifications
Fit and size
- Quantity per vehicle: 1
- Pickup tube diameter: 19 mm (0.750 in)
- Inlet size: 19 mm (0.750 in)
- Mounting holes: 2, each 6 mm (0.25 in) in diameter
- Height: 112 mm (4.42 in); width: 115 mm (4.5 in)
- Drive type: drive shaft
Build and materials
- Type: gear pump with spur gears
- Pressure type: standard pressure; volume type: high volume
- Additional volume over stock: 25%
- Housing and cover: cast iron
- Gears and shaft: steel
- Finish: rust preventative
- Grade: improved design
- Condition: New
- Country of origin: United States
In the box
One oil pump with gears, pump cover, intermediate shaft, drive shaft and pickup screen. Not included: gasket or seal, bolts, washers, O-ring, bushing, cotter pin, spacer and timing cover. Plan on new bolts, since the old ones may not be reusable.
Interchange: A-99HV · A-99HVS · 41-53HPU · B-99HV · DM-99HVS · EM-99HV-S · 601-8033 · MM-99-HVS · OP-99-HVS · 224-4153S · WG-318XL
EP99HVS · HM99HVS · 94099 · P99HV · P99HVS · 50068
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
A-99HV, A-99HVS, 41-53HPU, B-99HV, DM-99HVS, EM-99HV-S, EP99HVS, HM99HVS, 94099, 601-8033, MM-99-HVS, P99HV, P99HVS, OP-99-HVS, 224-4153S, 50068, WG-318XL
Frequently Asked Questions
Does the Melling high volume oil pump M-99HV-S fit a 5.3L V8 in the 1967-1969 Chevrolet Camaro?
Yes. Melling M-99HV-S fits the 1967-1969 Chevrolet Camaro V8 4.9L or 5.3L, and each of those engines takes one pump.
Does the Melling M-99HV-S include the pickup screen and drive shaft?
Yes. Melling M-99HV-S comes with the gears, pump cover, intermediate shaft, drive shaft and pickup screen. Bolts, washers, O-ring, bushing and gasket or seal are not included.
What size are the inlet and mounting holes on this oil pump?
The inlet and the pickup tube are each 19 mm (0.750 in). The pump has 2 mounting holes, each 6 mm (0.25 in) in diameter.
Is this a Melling high pressure oil pump?
No. It is a high volume pump with a standard pressure type and 25% more volume than stock. The bypass pressure is not adjustable.
Is the Melling M-99HV-S engine oil pump a gear or gerotor design?
It is a gear-type pump with spur gears, a cast iron housing and cover, and steel gears and shaft.
