Cat Pumps 66DX40GG1
Cat Pumps 66DX40GG1
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CAT Pumps 4000 PSI (4.0 GPM) Replacement Triplex Plunger Pressure Washer Pump

Model:

66DX40GG1

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CAT Pumps 4000 PSI (4.0 GPM) Replacement Triplex Plunger Pressure Washer Pump
CAT Pumps 4000 PSI (4.0 GPM) Replacement Triplex Plunger Pressure Washer Pump
Model: 66DX40GG1
Call 1 (800) 710-7499 for pricing and order information.
Accessories
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Specifications
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Ships in 8-12 Weeks
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Recommended Accessories

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Expert Recommended Accessories Selected by Jim, our Expert
Required Accessories 9
These accessories are required to properly setup/install this product.
Optional Accessories 10

Features

Grade

Professional

Style

Gas

Pump Brand

Cat

  • High Quality Replacement For Worn Out Pumps
  • Easily replace pump without replacing your pressure washer
  • Triplex pump can be rebuilt to save money and extend pump life
  • Triplex Plunger Pump With Injector
  • Ceramic plungers assure even wear and extended seal life
  • Includes chemical injecting capability
  • Triplex plunger design provides smooth liquid flow
  • Easy Direct Mount To Most Gas Engines
  • 1" (25.4mm) hollow shaft spins at 3400 rpm
  • Bore diameter 14mm (.551")
  • Stroke 11.4mm (.449")
  • 14 HP pump; unloader not included
  • Thermal relief valve not included
  • Bypass valve not included
  • Maximum water temperature of 140 degrees
  • 18 oz crankcase oil capacity
  • Powerful And Versatile
  • Will push 4.0 gpm @ 4000 psi
  • Be Sure To Measure The Shaft & Flange Bolt Holes Accurately!
  • There is a 25% restock fee for returned pumps
  • See the Owner's Manual (under the Specs tab) for dimensions
  • Please Call Us For Sizing Assistance w/ Information Below:
  • 1. Age of Pump and Model # (must be no more than 15-yrs old)
  • 2. Is the pump Vertical or Horizontal
  • 3. Shaft Size - 3/4", 7/8" (vertical ONLY), 1", or Belt Drive XXmm
  • 4. Engine Brand and HP (model # if available would be helpful)
  • ***Shaft Size Measurements Must Be Precise***
California residents see
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
For more information go to: www.p65Warnings.ca.gov

Specifications

66DX40GG1
specs product image PID-4338
Pump
Pump Brand
Cat
Pump Type
Triplex Plunger
Adjustable Pressure
No
Chemical Injection
Siphon Tube
Overview
Weight
26.15 Pounds
Consumer Warranty
5 Years
Product Length
10 Inches
Product Width
9.96 Inches
Product Height
6.38 Inches
Accessories
Accessory Grade
Professional
Accessory Style
Gas
Rated PSI
4000 PSI

Reviews

(5)
Cat Pumps 66DX40GG1 Reviews & Ratings

Product Q&A

(2)
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Product Questions Answered by Jim, the Pressure Washer Expert
What can I do if the chemical inlet valve wont suck up ?
Michael Corey 
from Rhode Island 
April 19, 2011
where do you add the oil in a preasure washer pump
Richard Forrester 
from Alabama 
April 04, 2011

How-To Articles

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CAT Pumps 4000 PSI (4.0 GPM) Replacement Triplex Plunger Pressure Washer Pump
Cat Pumps 66DX40GG1
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