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The AAA 3700 PSI 2.5 GPM Triplex Pressure Washer Pump Kit (model 90037) is a robust replacement pump designed for SIMPSON gas power washers with horizontal engines and 3/4" shafts. Featuring PowerBoost technology for adjustable pressure, durable brass components, and easy installation with SAE bolt pattern compatibility, it delivers professional-grade cleaning performance with minimal maintenance. Ideal for homeowners and pros seeking to restore or enhance their pressure washer’s power and reliability.
| ASIN | B00TQLMNMC |
| Best Sellers Rank | #40,926 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #19 in Pressure Washer Pumps |
| Brand Name | AAA |
| Color | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (525) |
| Flow Rate | 2.5 Gallons Per Minute |
| Global Trade Identification Number | 00879399002076, 08793990020760 |
| Included Components | Pump Kit |
| Item Dimensions L x W x H | 12"L x 9"W x 4"H |
| Item Type Name | 2.5 GPM Replacement Triplex Pressure Washer Pump Kit for SIMPSON Gas Power Washer Pumps, 3/4" Shaft, Horizontal Engine Fit, PowerBoost (90037) |
| Item Weight | 9 Pounds |
| Manufacturer | AAA Pumps |
| Manufacturer Part Number | 90037 |
| Manufacturer Warranty Description | 5-year warranty |
| Material Type | Brass |
| Model Number | 90037 |
| Power Source | Gas Powered |
| Product Style | 3700 PSI at 2.5 GPM |
| UPC | 879399002076 |
| Unit Count | 1.0 Count |
| Voltage | 120.0 |
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