PRETECH

Pretech Steerflex SF-350 Outboard Hydraulic Steering Kit (175 HP to 350 HP)

Australia Stock: 7 available
Click & Collect - Ready within 2 business hours
Same-Day Dispatch – Express orders before 1pm

RRP

$1,558.25 AUD inc. GST
Product Add-ons
Outboard Parts Dry Snapback Hat
Outboard Parts Dry Snapback Hat
$29.94 AUD inc. GST
Product details
  • Vendor PRETECH
  • SKU PRE SF350

Do you have questions about this product?

Ask an expert!

Description Shipping information

Product Overview & Specifications

  • Max Horsepower Rating: Outboard engines from 175 HP up to 350 HP (Single Engine; expandable up to 700 HP+ dual engine installations).

  • Lock-to-Lock Steering Turns: 5.3 Turns (SF-350) / 6.1 Turns (SF-350P High-Performance/Aggressive).

  • Included Components:

    • Helm Pump: 1x KH25 Front Mount Hydraulic Helm Pump (25 cc).

    • Steering Cylinder: 1x KC-350 (Standard) or KC-350P (Aggressive/High Performance) Cylinder.

    • Hose Set: 2x CH-75 (7.5 m) Hydraulic Hoses with factory-crimped fittings.

    • Hydraulic Oil: 2 Liters KO Hydraulic Steering Fluid.

  • Cylinder Specifications:

    • KC-350 (Standard): Volume 132 cc | Force 462 kg | Stroke 204 mm | Weight 4.5 kg.

    • KC-350P (Aggressive): Volume 154 cc | Force 538 kg | Stroke 204 mm | Weight 5.0 kg.

    • Port Threads: 9/16" UNEF.

  • Helm Pump Specifications (KH25):

    • Displacement Volume: 25 cc.

    • Relief Pressure: 70 / 105 Bar.

    • Shaft Type: Standard 3/4" Tapered Shaft.

  • Splashwell Clearance Requirements:

    • Width (A): Minimum 22" (560 mm).

    • Depth (B): Minimum 6" (153 mm).

    • Height (C): Minimum 5" (127 mm).

Engine Model Compatibility

  • Mercury: 115–300 HP PRO XS / Optimax, 150–200 HP Verado, 175–225 HP 3.4L V6 4-Stroke, 225–350 HP 4.6L V8 4-Stroke, 75–300 HP 2-Stroke.

  • Yamaha: 150–300 HPDI, 80–250 HP 4-Stroke, 200–300 HP 4.2L V6 4-Stroke, 300–350 HP 5.3L V8 4-Stroke, 150–200 HP 2.8L 4-Cylinder, 100–300 HP 2-Stroke.

  • Suzuki: 150–225 HP 2/4-Stroke, 200–350 HP 3.6/4.0L V6, 200 HP 4-Cylinder, 300–350 HP Duoprop 4.4L.

  • Honda: 135–150 HP 4-Stroke, 200–350 HP 4-Stroke.

  • Johnson / Evinrude: 40–300 HP 2-Stroke, 75–300 HP Ficht, 200–225 HP 4-Stroke, 200–250 HP 3.3L V6 (inc. H.O. and E-Tec models).

  • Cox Marine: 300 HP Diesel (2022–Date).

  • OXE Diesel: 125–200 HP L4 Diesel, 300 HP L6 Diesel.

  • Tohatsu: 75–150 HP 4-Stroke, 200–250 HP 4-Stroke.

  • Selva: 150 HP 4-Stroke, 200–300 HP 4.2L V6.