
AAA PowerBoost
Score: 88/100
Hourleey Pressure Washer Pump
Score: 72/100Rankings

The AAA 3700 PSI pump is a high-performance triplex replacement featuring brass heads and ceramic pistons for superior durability and cleaning power. Its adjustable unloader and thermal protection make it a robust choice for heavy-duty tasks. It is best suited for DIY homeowners or semi-pros with gas pressure washers needing a reliable, long-lasting upgrade.

The Hourleey Pressure Washer Pump is a budget-oriented horizontal triplex plunger pump with specifications of 3700 PSI and 2.5 GPM. It offers high cleaning power for the price, making it a viable replacement for DIYers, though it lacks the verified reliability and warranty of premium brands. It is best suited for intermittent tasks like driveway cleaning where cost is a primary factor.
| Attribute | ![]() | ![]() |
|---|---|---|
3,700 PSIbest | 3,700 PSIbest | |
2.5 GPMbest | 2.5 GPMbest | |
0.75 inchesbest | 0.75 inchesbest | |
12 inchesbest | — | |
3,600 RPMbest | — | |
0.75 inchesbest | 0.75 inchesbest | |
— | 0.375 inchesbest | |
0.063 quartsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(1) | ||
Pump Type | Triplex Plunger | Triplex |
Compatibility & Mounting(1) | ||
Outlet Port Size (inches) | M22 inches | 0.375 inches |
Physical(1) | ||
Product Weight (lbs) | 9.0 lbs | 13.3 lbs |
Features & Control(1) | ||
Unloader Type | Adjustable Hand Knob | Adjustable |

Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the pump for surpassing expectations in harsh conditions, highlighting the PowerBoost technology and easy-start unloader.
Users appreciate the easy oil checks, adjustable power, and quick setup, noting robust build quality and compatibility with popular engines like Honda GX200.

“Punches above its weight for the spec-blasted years of grime off my deck”



Professional reviewers and editors have not covered the Hourleey pump due to its unverified status. However, industry standards for generic triplex pumps in this category suggest they score moderately for performance but are heavily critiqued for lacking branded warranties and long-term durability compared to OEM products like AR or General Pump.
Everyday users of similar unbranded pumps praise the high cleaning power for the price, noting it punches above its weight for deck and driveway cleaning. However, recurring complaints focus on premature seal leaks after short usage periods and installation difficulties due to shaft alignment issues and poor instructions.