Description
Seafirst 350HP Steering Kit
The RWBG12420 350HP Steering Kit provides reliable hydraulic steering for outboard engines up to 350 hp, delivering 5.3 turns lock-to-lock for precise, responsive handling. Built for durability, the system uses a double-sheathed flexible nylon hose, ensuring long-lasting performance even under heavy-duty marine conditions.
This comprehensive kit includes everything needed for installation and operation: a front-mount 25cc helm, a front-mount outboard cylinder, 15m 5/16" hydraulic hose with 2 reusable fittings, hydraulic oil, and an oil bleeding kit, allowing for smooth setup and dependable steering.
Kit Includes (RWBG12420): *Please Contact Us for Spare Parts*
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RWBG12462 – Front Mount Helm (25cc)
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RWBG12486 – Front Mount Outboard Cylinder
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RWBG12511 – Hydraulic Hose 5/16", 15m + 2 reusable fittings
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RWBG12526 – Hydraulic Oil (2 × 1L bottles)
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RWBG12534 – Oil Bleeding Kit
Alternative / Related Part:
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RWBG12421 – Same kit as RWBG12420 but excludes hydraulic hose
Key Features:
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Suitable for outboard engines up to 350 hp
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Standard wheel turns: 5.3 lock-to-lock
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Durable double-sheathed flexible nylon hose
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Complete kit for easy installation and reliable operation
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Ideal for large recreational and commercial boats
Application Guide – Engine Compatibility:
Compatible with a wide range of outboards up to 350 hp, including:
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Yamaha 4-stroke: 75–350 hp
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Yamaha 2-stroke: 50 hp, 60 hp, 100–250 hp
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Suzuki 4-stroke: 70–350 hp
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Honda 4-stroke: BF50–BF250, BF350 (single only; excludes old BF115A & BF130A)
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Mercury: 50–250 hp (excludes old 4-stroke 1732cc 75–115 hp)
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Tohatsu 4-stroke: BFT70–BFT250 (excludes old BFT115A & BFT130A)
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Tohatsu 2-stroke: up to 140 hp
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Evinrude: 65–300 hp
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Parsun 4-stroke: F85–F130
*Please Contact Us for Spare Parts*
