Part Number: CA-4004-PMAM
Engine: 420cc Mi-T-M OHV
PSI: 4000
GPM: 3.5

The CA-4004-PMAM from Mi-T-M’s Job Pro® Aluminum Series is a lightweight, high-performance contractor-grade pressure washer engineered to remove tough stains on concrete, brickwork, and heavy-duty surfaces. Featuring a powerful 420cc Mi-T-M OHV engine, commercial AR triplex direct-drive pump, and a corrosion-resistant aluminum frame, this unit delivers exceptional cleaning strength while staying easy to transport between job sites.

Key Features

AR Direct-Drive Triplex Pump

• Commercial-duty AR triplex piston pump

• Mi-T-M Pressure Relief Start reduces back pressure for easier starts

• Stainless-steel & brass Mi-T-M unloader for smooth, precise pressure control

• Forged brass manifold for enhanced durability

• Thermal relief valve prevents pump overheating

• In-line water strainer protects pump from debris

• Low-pressure quick-connect detergent injector

• Backed by a 7-Year AR Pump Warranty

420cc Mi-T-M OHV Gasoline Engine

• Heavy-duty Mi-T-M OHV engine engineered for reliability

• Strong torque output for demanding cleaning jobs

• Ideal for 20–30 hours/week professional use

• Covered by a 3-Year Mi-T-M Engine Warranty

Corrosion-Resistant Aluminum Frame

• Lightweight aircraft-grade aluminum frame & base plate

• Built to resist rust in harsh environments

• 1-1/4 in. tube handles for easy loading & maneuvering

• 13-inch flat-free tires for jobsite mobility

Included Accessories

• Quick-connect nozzles: 0°, 15°, 25°

• 50 ft. x 3/8 in. non-marking high-pressure hose

• Insulated trigger gun with safety lock-off

• 48-inch lance with rubber grip

Specifications

Warranty

• 1 Year – Mi-T-M Unloader

• 3 Years – Mi-T-M Engine

• 7 Years – AR Pump