Moroso introduces two new Part Nos. 22303 - Dry Sump Pump Three Stage, Right Side GM LS Bracket,
1.200 Pressure/1.700 Scavenge and 22304 - Dry Sump Pump Four Stage, Right Side GM LS Bracket,
1.200 Pressure/1.700 Scavenge. These oil pumps have a bracket on them that bolts to the factory A/C
bracket holes on the right side of a GM LS engine block. Tri-lobe aluminum scavenge sections featuring
individual timing gears to ensure proper clearance at the highest of RPM’s. The spur gear pressure
sections are based off Moroso’s billet wet sump pump design which have 1,000s of race wins under
their belt. Have variable spring rates that optimize the oil pressure for smooth, reliable oil pressure
readings. Multiple #16 scavenge outlet options for increased flow back to your dry sump tank and/or
fitment requirement on your application, includes all necessary fittings. Moroso Tri-Lobe dry sump oil
pumps weigh almost half of gerotor pumps, and take up to 40% less power to drive. Must be used with
ATI hub with integral HTD pulley