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Pro Marine 350-HELM-025 Hydraulic Helm Pump 25cc
For 350-Hsteer System
25 cc/rev
| Quantity | Price |
| 1 | 669.50 |
25cc Hydraulic Steering Helm Pump
Pro Marine 350-HELM-025 Hydraulic Helm Pump
The Pro Marine 350-HELM-025 Hydraulic Helm Pump is a 25cc hydraulic steering helm designed for smooth, controlled steering response on modern outboard boats.
This helm is compatible with many standard hydraulic steering systems, including Pro Marine, SeaStar®, Uflex®, and other similar front-mount hydraulic steering setups.
What a Hydraulic Helm Pump Does
The helm pump is the core component of a hydraulic steering system. When the steering wheel is turned, the helm creates hydraulic pressure that moves fluid through the hoses and steering cylinder to turn the engine.
A properly matched helm pump helps provide predictable steering feel, reduced steering effort, and smooth handling at both low and high speeds.
Read our Hydraulic Steering Comparison & Pro Tips Guide
Best Applications
| Application | Recommended Use |
|---|---|
| Single Outboards up to 350HP | Hydraulic steering helm applications |
| Bass Boats | Performance steering and responsive handling |
| Bay Boats | Smooth low-speed and cruising control |
| Center Consoles | Reliable offshore and coastal steering feel |
| Repower Projects | Excellent upgrade from traditional cable steering |
Complete or Service Your Steering System
Complete Steering Kit
Need the full steering package? The 350-HSTEER kit includes the helm, cylinder, fluid, and fill hose assembly.
View 350-HSTEER Complete KitSteering Cylinder
This helm works with many standard hydraulic steering cylinders, including Pro Marine, SeaStar®, and Uflex® compatible systems.
View 350-HSTEER-CYL CylinderHydraulic Hoses
Select the proper hydraulic hose length for your boat, jack plate, setback, and rigging route.
Shop Pro Marine Hydraulic HosesFluid & Fill Accessories
Hydraulic fluid and fill hose assemblies help simplify installation and steering system bleeding.
View PRO-OIL15 Hydraulic FluidView 102P Fill Hose Assembly
Key Features and Benefits
- 25cc hydraulic helm pump design
- Compatible with many standard hydraulic steering systems
- Works with Pro Marine, SeaStar®, and Uflex® style setups
- Smooth steering response and controlled handling
- Designed for high-horsepower single outboards
- Helps reduce steering effort compared to cable steering
- Good option for bass boats, bay boats, and offshore applications
System Function and Connections
- System Type: Hydraulic outboard steering
- Component Type: Hydraulic helm pump
- Helm Size: 25cc
- Connection Type: Hydraulic steering hose circuit
- Typical Use: Single outboard hydraulic steering systems
- Compatible Systems: Pro Marine, SeaStar®, Uflex®, and similar front-mount hydraulic steering systems
- Related Components: Steering cylinder, hydraulic hoses, steering fluid, fittings, and fill/bleed kit
FAQ
What does a hydraulic helm pump do?
The helm pump converts steering wheel movement into hydraulic pressure that moves the steering cylinder.
What size is this helm?
This is a 25cc hydraulic helm pump.
What steering systems is this helm compatible with?
It is compatible with many standard hydraulic steering systems including Pro Marine, SeaStar®, Uflex®, and other similar front-mount hydraulic steering setups.
Is this the complete steering system?
No. This listing is for the helm pump only.
Can I buy the complete steering kit instead?
Yes. The complete 350-HSTEER kit includes the helm pump, steering cylinder, fluid, and fill hose assembly.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 (continental U.S.).
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1–5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Items must be new, unused, and in original packaging.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
350-HELM-025, hydraulic helm pump, 25cc helm, SeaStar compatible helm, Uflex compatible helm, Pro Marine helm pump, hydraulic steering helm, outboard steering helm, front mount hydraulic steering