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SeaStar Solutions HH6543-4 Classic Tilt Hydraulic Helm Pump 2.0 Cu In

Manufacturer

Seastar Solutions

<h3>SeaStar Solutions: The Gold Standard in Marine Steering &amp; Control</h3><p><strong>SeaStar Solutions</strong>, formerly known as Teleflex Marine, has spent decades earning its reputation as the foremost authority in marine steering and control systems. Headquartered in Litchfield, Illinois, the brand has built a legacy on precision engineering, durable construction, and products that perform reliably in the demanding saltwater environment boaters face every day.</p><p>From weekend anglers piloting small outboard skiffs to captains navigating large offshore vessels, SeaStar Solutions designs its products for the full spectrum of boating applications. Whether the engine is an outboard, inboard, or sterndrive, SeaStar components are engineered to deliver smooth, immediate response between helm and engine — the kind of confidence-inspiring control that matters most when conditions get challenging.</p><h3>A Legacy of Marine Innovation</h3><p>SeaStar Solutions has pioneered several milestones in recreational boating technology, including the first tilt steering system for recreational boats, CANBUS-based steer-by-wire control, and push/pull control cables that set a new benchmark for reliability. These innovations reflect a company that doesn&apos;t just keep pace with the industry — it drives it forward.</p><p>Today, SeaStar&apos;s product catalog spans hundreds of components, all engineered to work together as an integrated system. Boaters trust SeaStar not just for original installations, but for the long-term support of genuine replacement parts that maintain factory-level performance over the life of the vessel.</p><h3>Core Product Categories</h3><p>SeaStar Solutions&apos; depth is best understood through the essential categories it serves. <a href="/7554-seastar-solutions-steering-parts-accessories-201013">Steering Parts &amp; Accessories</a> represent the heart of the lineup — from helm pumps and cylinders to bearings and mounting hardware, every component is purpose-built for precise, fatigue-free control at the wheel. For boaters maintaining or refreshing an existing system, Replacement Cables are a critical touchpoint: SeaStar&apos;s cables are corrosion-resistant, rated for harsh marine conditions, and available in a wide range of lengths and configurations to fit virtually any application.</p><p>For those seeking the ultimate in smooth, effort-free handling, Hydraulic Steering systems are where SeaStar truly shines. Hydraulic setups eliminate the mechanical feedback and effort associated with cable steering, making them the preferred choice for higher-horsepower engines and larger boats. Rounding out the ecosystem, <a href="/7554-seastar-solutions-control-boxes-parts-200286">Control Boxes &amp; Parts</a> deliver the throttle and shift precision that complements any SeaStar steering setup — built to the same standards of durability and fit that define the brand.</p><h3>Why Boaters Choose SeaStar</h3><p>What distinguishes SeaStar Solutions from generic alternatives is the system-level thinking behind every product. Components are designed to work together, tolerances are tight, and materials are selected specifically to resist corrosion, UV exposure, and the constant vibration of marine use. For anyone who spends real time on the water, a steering system is not a place to compromise — and SeaStar Solutions is the brand that serious boaters turn to when reliability is non-negotiable.</p>

Part Number

HH6543-4
09/15/2036 1:29 AM
Sale Price

$1,028.99

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Usually delivered within 2 days

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Product Details

The SeaStar Solutions HH6543-4 Classic Tilt Hydraulic Helm Pump delivers professional-grade boat steering control for a wide range of marine applications. This 2.0 cubic inch displacement helm pump is designed for inboard, sterndrive, and outboard boats up to 50 feet, providing smooth, no-feedback hydraulic steering for single engines up to 350 HP or counter-rotating twin engines up to 700 HP combined.

Key Features:

  • 2.0 cubic inch displacement for responsive steering performance
  • 48° tilt range (12° down, 36° up) with 5 positive lock positions
  • Pre-loaded dual tapered bearings for optimized performance and longevity
  • Shaft seals to prevent water ingress and maintain system integrity
  • Compact footprint fits most marine dashes
  • Compatible with boats traveling up to 60 MPH (for higher speeds, see SeaStar PRO series)
  • Can be used in multiple helm station configurations
  • Maintenance-free design for reliable operation

The HH6543-4 replaces older models HH6543-3 and HH6543, offering improved performance with quieter operation, smoother feel, and quicker reaction time. This helm pump is packaged with repositionable O-ring boss (ORB) hose fittings for secure, leak-free connections. As the world's most popular hydraulic steering system, SeaStar Classic helms provide unmatched comfort and precision control on the water.

Important: Use only SeaStar hydraulic steering fluid or Mil Spec H5606 fluid. Never use brake fluid. The fluid cap must remain in the uppermost position at all times. For helm maintenance, use service seal kit HP6032.

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