The nature of a vacuum pump is to remove air, blow-by gasses and other contaminants from the crankcase of an engine. Crankcase vacuum will increase horsepower by allowing the use of low-tension compression and oil control rings. In which the use of reduces frictional horsepower losses, blow-by, intake charge contamination and aids in detonation prevention. Moroso’s “purpose built” racing pumps offer all these advantages and more. Whether you have a normally aspirated Small Block or a nitrous equipped Pro-Mod, one of Moroso’s vacuum pump offerings with all the needed accessories has you covered. These pumps will suit nearly any engine combination and requirement.
Billet aluminum design
Weighs less than “original” style pumps
Designed with maintenance-free precision sealed roller bearings that provide a higher maximum shaft speed versus “original” style pumps
Includes -12AN Fittings
Mounting bracket not included
4.375" O.D. body, 5.050" from back of pump to pulley mounting flange
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Options
To Purchase any of these products please go to Related Products below.
PART NO.
AVAILABLE OPTIONS
97642
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PART NO.
MOUNTING BRACKETS
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63917
Mounting Bracket, All Engines, With a motorplate or as a Replacement Bracket for Moroso "Enhanced Design" Vacuum Pump Nos. 22642 and 22842
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Mounting Bracket, Ford 4.6/5.4, OEM, Power Steering Pump Location
Prop 65 Warning
