HH5271-4 for SEASTAR HELM 1.7FM ORB Hydraulic Marine Helm Pump 350HP For SEASTAR
Front-Mount Hydraulic Helm Pump – Compatible with SeaStar HH5271-4 (1.7 cu in)
Reference / Model: HH5271-4
Type: Front-mount, non-tilt hydraulic steering helm (stainless-steel shaft)
Max Engine Power: Up to 350 HP (single engine)
Condition: New Other(unused)
Compatibility (reference only)
• Designed for SeaStar front-mount hydraulic steering systems (use with SeaStar cylinders/hoses and SeaStar hydraulic steering fluid).
• Not a BayStar helm and not a tilt helm. Match by model HH5271-4 before ordering.
Key Features
• 1.7 cu in displacement for smooth, predictable steering feel
• Stainless-steel shaft resists corrosion in marine environments
• Direct front-mount design—fits standard SeaStar dash cutouts and bezel kits
• OE-style porting and mounting pattern for a straightforward swap
Dimensions & Weight
• Length: 11.2 in • Width: 5.5 in • Height: 5.3 in • Weight: 7.2 lb
• Case quantity: 1
What’s Included
• 1 × Hydraulic helm pump (HH5271-4)
Install Notes
• Bleed the system per manufacturer procedure after installation.
• Steering wheel turns lock-to-lock depend on your cylinder size—verify system match.
• If unsure, message us with your boat/engine setup or photos of your current helm—we’ll confirm compatibility before you buy.
On Jun 23, 2026 at 19:41:09 PDT, seller added the following information:
