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300HP HC5345-3 Hydraulic Steering Cylinder - 10.3MPa/1500PSI Pressure for Outboard Boats up to 300HP, Front-Mount Aluminum Alloy Cylinder with Two-Way Lock Valve & ORB Fittings-for Single/Twin Engines

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$314.99

$ 99 .00 $99.00

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  • Compatible with Outboard Boats up to 300HP:The HC5345-3 hydraulic steering cylinder is specifically designed for boats powered by outboard engines up to 300HP.
  • Versatile Application for Various Boat Types:Perfect for cruisers, runabouts, center console boats, offshore fishing boats, bass boats, and more, this cylinder is a must-have upgrade for enhancing steering performance and reliability.
  • Ideal for Single and Twin Engine Boats:Compatible with both single and twin non-power-assisted outboard engines, this steering cylinder ensures smooth and effortless control for different boat setups.
  • High-Strength Aluminum Alloy Construction:Made from durable high-strength aluminum alloy, this hydraulic steering cylinder is lightweight, corrosion-resistant, and built to last, even in harsh saltwater conditions.
  • Built-in Two-Way Lock Valve for Stable Steering:The integrated two-way locking valve eliminates rebound torque and enhances steering stability, especially in high-speed maneuvers or rough waters.
  • Advanced Sealing System for Crush Resistance:Equipped with a state-of-the-art sealing system, it offers excellent resistance to compression, preventing leaks and ensuring long-lasting durability.
  • Maximum Working Pressure of 10.3MPa (1500PSI):With a high-pressure resistance of 10.3MPa (1500PSI), this cylinder ensures a reliable, high-performance steering system under extreme marine conditions.
  • Positionable Stainless Steel ORB Fittings for Easy Hose Routing:The HC5345-3 features stainless steel O-Ring (ORB) fittings that allow for flexible and secure hose routing, making installation easier and more efficient.
  • Smooth and Effortless Steering Control:Designed for precision and ease of use, this hydraulic cylinder provides smooth and effortless steering, reducing fatigue during extended boating trips.
  • Easy Installation and Replacement:The HC5345-3 is designed for quick installation with minimal tools required, making it easy to replace and maintain without professional assistance.


Product Name: HC5345-3 Front Mount Hydraulic Outboard Steering Cylinder
Model Number: HC5345-3
Compatibility & Application
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Maximum Engine Compatibility: Supports outboard engines up to 300HP
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Boat Compatibility: Suitable for single and twin non-power-assisted outboard engine setups
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Applicable Boat Types: Cruisers, Runabouts, Center Console Boats, Offshore Fishing Boats, Bass Boats, Flats Boats, Pontoon Boats, Bay Boats
Technical Specifications
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Cylinder Type: Front Mount Hydraulic Steering Cylinder
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Working Pressure: Max 10.3MPa (1500 PSI)
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Construction & Materials
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Cylinder Body Material: High-Strength Marine-Grade Aluminum Alloy
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Piston Rod Material: 316 Stainless Steel for superior corrosion resistance
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Sealing System: Advanced High-Performance Sealing with superior crush resistance
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Surface Treatment: Anti-Corrosion Coating
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ORB Fittings: Positionable Stainless Steel ORB-5 (9/16"-18 UNF) Fittings for flexible hose routing
Locking & Safety Features
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Locking Mechanism: Built-in Two-Way Lock Valve to eliminate rebound torque and improve stability
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Steering Control: Provides smooth, precise, and effortless steering even in rough waters
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Leak-Proof Design: High-quality O-rings and double-layer sealing technology prevent oil leakage
Installation & Maintenance
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Installation Type: Direct Front Mount Installation
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Hose Connection Size: ORB-5 (9/16"-18 UNF) thread
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Recommended Inspection: Every 6 months for peak performance
Package Includes
- 1 × HC5345-3 Hydraulic Steering Cylinder
- 2 × Stainless Steel ORB Fittings
- 1 × User Manual

Usage Environment
- Designed for both freshwater and saltwater applications
- Suitable for high-speed operation and rough water conditions
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Temperature Resistance: -20°C to 80°C (-4°F to 176°F)
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Corrosion Resistance Rating: Marine-Grade Protection against rust and saltwater corrosion


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