Single, Three, Four, Five and Six Stage
After years of development, input from racers and top engine builders, Moroso is proud to introduce the
next evolution of dry sump pumps, for Chevrolet Small Block and Big Block Dragster applications.

Single, Three, Four, Five and Six Stage
After years of development, input from racers and top engine builders, Moroso is proud to introduce the
next evolution of dry sump pumps, for Chevrolet Small Block and Big Block Dragster applications.

INCREASED POWER!
• Steady oil pressure throughout RPM range
• Consistent oil pressure at high heat levels
• Increased vacuum
• Consistent oil pressure at high vacuum levels
• Oil pressure adjustability, allows for finer tuning
of pressure levels

EASIER TO PLUMB AND FIT!
• Internal Manifold w/ –16 AN return, no need
for separate manifold

• Built-in bracket mounts pump higher and closer
to the engine, for better engine compartment
packaging in a Dragster
• Two pressure outlet locations for easier plumbing
• Includes all necessary fittings
• Vertical oil pressure adjuster makes it easier
to change oil pressure settings
• Made in USA

.875 Pressure / 1.100 Scavenge Part Nos.
22521-Single Stage
22523-Three Stage
22524-Four Stage
22525-Five Stage
22526-Six Stage
1.100 Pressure / 1.100 Scavenge Part Nos.
22421-Single Stage
22423-Three State
22424-Four Stage
22425-Five Stage
22426-Six Stage

For more information, visit www.moroso.com .