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Find quick answers to common questions
The ultimate heavy-duty transfer pump for heavy gear oils, waste motor oil, and diesel. Built for life, not the landfill.
| Performance Metric | Specification |
|---|---|
| Operating Speed | 1725 RPM |
| Power Output | 3/4 HP |
| Input Voltage | 120V |
| Shaft Diameter | 14MM |
| Compatibility | Mates with GSM25 Pumphead |
Find quick answers to common questions
Yes. Every Monster Series and Industrial Series pump is built for continuous duty, marine environments, and the kind of fluid-transfer work that breaks cheaper pumps.
Absolutely. Our Monster Series is portable and self-priming — no tuning or tricks needed. Plug it in and move fluid.
Yes. Goldstream pumps are tested in real-world marine, biofuel, and industrial conditions — heat, humidity, and long runtimes.
Flush with a compatible fluid after each use and keep seals clean. That's it — our gear pumps are built to run with minimal fuss.
Yes. Seals, impellers, gaskets, and full rebuild kits are in stock at the Pump Parts collection.
Every pump ships with a printed install guide. Digital copies and install videos are linked from each product page.
Every Goldstream pump is backed by our 1-year limited warranty against defects in materials and workmanship, when used with approved oil-based fluids.
Keep your order confirmation email — it acts as proof of purchase. You can also register your serial number in your account for faster service.
Defects in materials and workmanship under normal use — no fine print, no games. Wear items (seals, gaskets) are covered by a separate 1-year warranty.
Call us. We'll get you a replacement or rebuild fast — usually the same week.
Most orders ship same-day from Charleston, SC, with delivery in 2–5 business days anywhere in the continental US.
Yes. Goldstream offers dealer and fleet pricing — call us at (843) 972-4211 or use the contact form.
Call (843) 972-4211 Mon–Fri, 8am–3pm EST, or email support@goldstreampumps.com. No call centers.
Feel free to reach out to us!
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