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Melling 10990C High Volume Anti-Cavitation Performance Oil Pump & Intermediate Shaft GM Small Block
- High volume performance upgrade for the M-99HV-S.
- Increase in volume of 25% over stock oil pump.
- The same as the 10990 except with the addition of grooves machined in the housing and cover. The grooves reduce cavitation effects in high RPM applications.
- Using this oil pump will reduce pressure at idle.
- Includes intermediate shaft with steel guide.
- Uses 3/4" press in screen.
- Racing applications only.
- Patent No. 5,810,571.