Melling High Volume Oil Pump Small Block Chevrolet
Part # M55HV
Fits Small Block Chevrolet 283 267 302 305 307 327 350 383 Strokers 400 Small Block
From 1958 To Current Crate Engines
5/8" Tube Diameter
Provides 20 To 25 Percent More Volume Than Standard Volume Pumps
MELLING The Most Trusted Name in Oil Pumps
MADE IN THE USA
Please use the above fitment chart to determine if this is the correct part for your application.
If you are unsure please email us and ask
The Installed Pink spring in the pressure regulation valve of this pump will allow the pump to bring the engine oiling system to equilibrium at approximatley 70 psi. **Not all engines are capable of achieving a pressure of 70 psi due to loose bearig clearances, bearing wear etc.
THE MANUFACTURER DOES NOT RECOMMEND THE USE OF THIS OIL PUMP IN A HIGH
PERFORMANCE OR RACING ENGINES. DUE TO THE STRUCTURAL CHANGES THAT HAVE
BEEN MADE TO THE M55HV PUMP BODY, MELLING RECOMMENDS USING THE 10550
WHICH IS DESIGNED FOR HIGH PERFORMANCE AND RACING ENGINES.