UC128-OBF Outboard Front Mount Hydraulic Cylinders

UC128-OBF Outboard Front Mount Hydraulic Cylinders

Ultraflex
$1,168.88 - $1,226.37
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Description

For use with outboard engines up to 300HP, the UC128-OBF cylinder is simple to install and fits almost every 2 and 4 stroke outboard engine in the market.

For dual engines, it is necessary to order a standard UC128-OBF cylinder (link arm on the starboard side of the cylinder) and a Port UC128-OBF cylinder (link arm on the port side of the cylinder).

Available in different versions depending on the applications on the outboard engines.

Features:

  • Heavy duty stainless steel cylinder rod, seals and link assemblies.
  • Constructed of top grade materials, built to last.
  • Adjustable boss style fittings for easy installation.
  • High resistance stainless steel connection bolt.
  • For outboard engines up to 300HP
  • Balanced: the number of turns lock-to-lock is equal port to starboard and vice versa
  • Simple to install
  • Fits most 2 and 4 stroke outboard engines in the market
  • The UC128 cylinders are recommended for use with UP25, UP28, UP33 and UP39 series helms and pre-assembled hoses
  • 9.5mm fittings: for high pressure flex hose
Volume 12cc (7.3cu in)
Output Force 450kg
Inside Diameter 35mm
Stroke 185mm (7.28")
Fittings 9.5mm (3/8")
Bleed Fittings DN5 Quick Connect

 

Splashwell Dimension Requirements
No. Of Engines A (mm) B (mm) C (mm)
1 560 152 152
2 * 1110 152 152

*Note: For twin engine applications, the minimum distance between the two engine centers is 650mm

Engine Application Guide

Note: These recommendations should be used as a general reference only. 

JPW SKU Kit Cylinder
JPW18940   1   UC128-OBF/1
JPW18941   2   UC128-OBF/2
JPW18942   3   UC128-OBF/3

 

Engine Power Year Kit
Mercury®
Mariner®		 115-125-150 EFI 2S
225-250 EFI 2S
75-90-115 OPTIMAX
135-150-175 OPTIMAX
200-225-250 OPTIMAX
RACING 300 OPTIMAX
100-115 EFI 4T
250 SALTWATER EFI 4S
135-150-175-200 VERADO L4
FOURSTROKE 175-200 V6
FOURSTROKE 225-300 V8		 1990-2007
2000-2007
2004-to date
1999-to date
1999-to date
1999-2011
2007-to date
2007-2011
2004-to date
2018-to date
2018-to date		   1  
  1  
  3  
  1  
  1  
  1  
  1  
  1  
  1  
  1  
  1  
Evinrude® E75-E90 2S
E115-E130-E135 2S V4
E150-E175-E200-E225-E250-E300 2S V6		 2004-to date
1995-to date
1995-to date		   2  
  2  
  2  
Yamaha® 115C-130B 2S
75C-90 2S
115C-130B 2S
150F-200F-250G 2S
150 HPDI VMAX 2S
175-200-225-250-300 HPDI VMAX 2S
F115-F150 EFI 4S
F200-F225-F250 4S
F70 4S
F115-F150-F175-F200 L4 4S
F200-F225-F250-F300 V6 4S		 1990-2008
1998-2008
1990-2008
1996-2007
2000-2008
2000-2008
1999-2007
2002-2007
2010-to date
2004-to date
2004-to date

  2  
  2  
  2  
  2  
  2  
  2  
  1  
  2  
  1P  
  1  
  2  
Honda® BF75-BF90 4S
BF115-BF130 4S
BF135-BF150 4S
BF150 V-TEC 4S
BF175-BF200-BF225- BF250 4S		 1995-to date
1998-to date
2005-to date
2008-to date
2001-to date		   1  
  3  
  1  
  1  
  1  
Suzuki® DF70-80-90 4T
DF100-115-140 4S
DF100-115-140 4S
DF150-175-DF200 L4 4S
DF200-DF225-DF250-DF300-V6 4S		 1998-to date
1998-2008
1998-to date
2006-to date
2004-to date		   2  
  1*  
  1  
  1  
  2  
Tohatsu® 115-120-140 2S
70-90-115 TLDI 4S
BFT60-75-90 4S
BFT80-100-115 4S
BFT150-200-225-250 4S		 2004-to date
2004-to date
2015-to date
2015-to date
2015-to date		   2  
  1  
  1  
  3  
  1  
Selve® 80 PORTOFINO/TIGERSHARK 2S
150 WHITE SHARK 2S
100EFI MARLIN -115 EFI NARWHAL-
150EFI KILLER WHALE 4S		 1995-2008
2001-2007
2000-to date
2000-to date		   1  
  2  
  1  
  1  
Johnson® BJ90-115-140 4S
J90-115 V4 2S
J150-175 V6 2S
J200-225 V6 4S		 2001-2007
1995-2007
1995-2007
2004-2007		   1  
  2  
  2  
  2  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*NOTE: Suzuki® engines built from 1998 to 2008 installing   1   UC128-OBF/1 cylinder require optional KIT SU - 41954W.

UC128-OBF Cylinder Order Guide

System Application Wheel Turns Components
Single Engine / Single Cylinder Up to 300 hp max UP25: 4.8

UP28: 4.3

1x UC128-OBF Cylinder
1x UP25 or UP28 Helm Pump
1x KIT-OB Hose Kit
2x OL 150 Oil (1L)
1x Steering wheel (sold separately)

For a second station add: 1x UP39 or UP45 Helm Pump, 1x KIT-OB-2S fitting kit, 1x KIT-OB Hose Kit, 1x OL 150 Oil (1L) & 1x steering wheel
Dual Engine / Single Cylinder Up to 300 hp max (non-counter rotating engine)

Up to 500 hp max (counter rotating engine)		 UP25: 4.8

UP28: 4.3		 1x UC128-OBF Cylinder
1x UP39 or UP45 Helm Pump
1x KIT-OB Hose Kit
2x OL 150 Oil (1L)
1x A90 or A96 Tie Bar
1x Steering Wheel (sold separately)

For a second station add: 1x UP39 or UP45 Helm Pump, 1x KIT-OB-2S fitting kit, 1x KIT-OB Hose Kit, 1x OL 150 Oil (1L) & 1x steering wheel
Dual Engine / Dual Cylinder Up to 500 hp max (non-counter rotating engine)

Up to 600 hp max (counter rotating engine)		 UP39: 6.1

UP45: 5.3

1x UC128-OBF Cylinder
1x UP128p-OBF Cylinder (Port)
1x UP39 or UP45 Helm Pump
1x KIT-OB Hose Kit
3x OL 150 Oil (1L)
1x A90 or A96 Tie Bar
1x KIT OB-2C Connection Kit
1x Steering Wheel (sold separately)

For a second station add: 1x UP39 or UP45 Helm Pump, 1x KIT-OB-2S fitting kit, 1x KIT-OB Hose Kit, 2x T fittings 39502V, 1x OL 150 Oil (1L) & 1x steering wheel