NorthStar Semi-Trash Pump with 2in Ports, 10,010 GPH, 5/8in

The Verdict

If you’ve ever watched a backyard flood turn into a week-long headache, you know the difference between a pump that works and a pump that works when it matters. The NorthStar Semi-Trash Pump sits firmly in the second category — but it comes with some quirks you need to know about before you drop your money.

What You Actually Get

This is a bare-bones, no-frills pump. No wheels, no frame, no hose kit. You get the pump unit itself with a Honda GX160 engine (the 5.5 HP workhorse), 2-inch NPT inlet and outlet ports, and a 5/8-inch solids handling capacity. That’s it. As shown in the product image, it’s a compact, industrial-looking unit — red engine, black pump body, no wasted plastic.

The 10,010 GPH rating is at open flow. Realistically, you’ll see 7,000-8,000 GPH through 25 feet of discharge hose with a bit of head height. That’s still enough to drain a 20-foot above-ground pool in under two hours.

Performance and Build Quality

The cast iron volute and impeller are the real story here. This pump is built for water with grit in it — think muddy construction sites, flooded basements with silt, irrigation ponds with debris. A standard utility pump with a plastic impeller would be ruined in one season doing that work. The NorthStar’s cast iron construction shrugs it off.

The 5/8-inch solids handling is honest. It’ll pass small stones, sand, twigs, and the general muck that accumulates in a flooded area. It won’t handle gravel or anything approaching golf-ball size — that’s what a full trash pump with 2-inch+ solids capacity is for. This is the “semi” in semi-trash.

The Honda engine is the best part of this package. It starts on the first or second pull when cold, runs clean, and every small engine mechanic on the planet knows how to service it. Parts are cheap and available at any hardware store.

What Buyers Consistently Praise

The durability theme dominates positive reviews. One buyer noted, “I’ve pumped muddy water from a foundation excavation for three days straight. Not one hiccup. The cast iron housing takes abuse that would crack plastic pumps.” Another owner reported using it for five seasons of pond maintenance: “Still starts first pull. I’ve replaced the oil twice and the spark plug once. That’s it.”

The flow rate gets consistent shout-outs too. Multiple reviewers describe draining flooded basements in hours rather than days, and several use it for rapid pool draining or irrigation transfer with zero complaints about volume.

Where It Falls Short

The self-priming claim is optimistic. On a dry lift of even 5-6 feet, this pump takes 30-60 seconds to pull water. If any fitting on your suction line has even a pinhole leak, it won’t prime at all. You need quality suction hose with hose clamps tightened properly. This isn’t a pump you can drag out, hook up carelessly, and expect instant results.

The lack of a frame or wheels is genuinely annoying. This pump weighs around 60 pounds with oil and fuel. You’ll be carrying it with one hand on the engine shroud and one on the pump volute — awkward, and you’ll be sore after moving it across a yard. Several reviewers mention building their own wheeled carts. Budget for that.

The drain plug placement is a minor but real annoyance. It’s on the bottom of the volute, and unless you tilt the pump precisely, you’ll get a face full of dirty water when draining for winter storage.

Who Should Buy This

Buy it if: You’re a homeowner with property drainage issues, a pool owner who needs rapid draining, or a small contractor who regularly deals with muddy water. You value durability over convenience and don’t mind a little setup work.

Skip it if: You need a grab-and-go pump for occasional emergencies only, you’re not mechanically inclined enough to build a mounting frame, or your water is clean — a standard utility pump at half the price will do the job.

FAQ

Q: Can this pump handle a flooded basement with silt and small debris? A: Yes, within limits. The 5/8-inch solids capacity and cast iron impeller handle silty, muddy water well. Just keep the suction strainer attached to avoid pulling in larger stones.

Q: What size hoses do I need? A: Both ports are 2-inch NPT. Use 2-inch suction hose (with wire reinforcement to prevent collapse) and 2-inch discharge hose. Using smaller hoses will choke the flow significantly.

Q: How often does the engine need maintenance? A: Standard Honda maintenance — oil change every 50 hours or annually, air filter cleaning every 25 hours, spark plug annually. It’s a simple engine that rewards basic care.

The Verdict

4.2/5 stars. The NorthStar Semi-Trash Pump isn’t the most convenient pump you’ll ever own — the priming quirks and lack of wheels will test your patience. But it’s an honest workhorse that does exactly what it promises: moves large volumes of dirty water, reliably, for years. If you need a pump that survives real work, this is it. Just budget for a hose kit and a wheeled cart.

Buy it if you need to move muddy, debris-laden water repeatedly and want something that’ll outlast the project. Skip it if you need a grab-and-go pump for rare emergencies — you’ll be frustrated by the setup requirements.

Where to Buy

👉 Check Price on Amazon →

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Last updated: 2026-08-06. Ratings and prices current as of review date. Verify on Amazon before purchasing.