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SeaStar Hydraulic Steering System Cylinder Selection Guide for Outboard Engines
Below is a comprehensive SeaStar hydraulic steering system cylinder selection guide for outboard engines. We have included single-engine, dual engine+ cylinder selection information. Additionally, we have provided convenient links to hardware kit and tie bar application guides where appropriate.
Johnson/Evinrude ♦ 1991 - Date ♦ 40-300 HP Johnson/Evinrude ♦ 1997 - 2006 ♦ 75-300 HP Ficht Johnson/Evinrude ♦ 2002 - Date ♦ 200 - 225 HP 4-Stroke Johnson/Evinrude ♦ 2007 - Date ♦ 3.3L V6 200 - 250 HP Mercury ♦ 1989 - Date ♦ 75 - 300 HP Mercury ♦ 2003 - Date ♦ 150 - 300 HP XS Mercury ♦ 2004 - Date ♦ 150 - 200 HP Verado Mercury ♦ 2017 - Date ♦ 175 - 200 - 225 HP 3.4L V6 Mercury ♦ 2018 - Date ♦ 250 - 300 HP 4.6L V8 Suzuki ♦ 1986 - 2000 ♦ DT - 100 HP Suzuki ♦ 1986 - 2002 ♦ 115 - 140 HP Suzuki ♦ 1986 - 2013 ♦ 150 - 225 HP 2 & 4-Stroke Suzuki ♦ 2004 - Date ♦ DF200 - 300 HP 3.6 - 4.0L V6 Suzuki ♦ 2017 - Date ♦ DF325 - 350 HP 4.4L V6 Yamaha ♦ 1986 - Date ♦ 100 - 300 HP 2-Stroke Yamaha ♦ 1990 - 2003 ♦ 40 - 90 HP 2-Stroke ♦ Requires spacer kit #HO5090 Yamaha ♦ 1997 - Date ♦ 80 - 250 HP 4-Stroke Yamaha ♦ 2000 - Date ♦ 150 - 300 HPDI Yamaha ♦ 2007 - Date ♦ 200 - 300 HP 4.2L V6 4-Stroke Yamaha ♦ 2007 - Date ♦ F300 - F350 HP 5.3 V8 Yamaha ♦ 2012 - Date ♦ 150 - 200 HP 2.8L 4 Cylinder Yamaha ♦ 2014 - Date ♦ F115B
Mercury ♦ 1998 - Date ♦ 30 - 60 HP ♦ Requires spacer kit #HO5090 Yamaha ♦ 2003 - Date ♦ 25 - 70 HP 4-Stroke ♦ Requires spacer kit #HO5090 Johnson/Evinrude ♦ 1998 - Date ♦ 40 - 140 HP 4-Stroke ♦ Requires spacer kit #HO5090 Johnson/Evinrude ♦ 2000 - 2003 ♦ 115 HP Ficht ♦ Requires spacer kit #HO5090 Suzuki ♦ 1998 - Date ♦ 40 - 140 HP 4-Stroke ♦ Requires spacer kit #HO5090 Suzuki ♦ 2013 - Date ♦ 150 - 200 HP 4-Cylinder Yamaha ♦ 2011 - Date ♦ F115A including SHO 90 & 115 HP
Johnson/Evinrude ♦ 1991 - Date ♦ 40 - 300 HP Johnson/Evinrude ♦ 1996 - Date ♦ 75 - 250 HP Ficht Johnson/Evinrude ♦ 2002 - Date ♦ 200 - 225 HP 4-stroke Johnson/Evinrude ♦ 2007 - Date ♦ 3.3L/3.4L 200 - 250 HP Mercury ♦ 1989 - Date ♦ 75 - 300 HP Mercury ♦ 1996 - Date ♦ 75 - 200 HP 2 & 4-stroke Mercury ♦ 1998 - Date ♦ 30 - 60 HP Mercury ♦ 2004 - Date ♦ 150 - 200 HP Verado Suzuki ♦ 1986 - 2002 ♦ 115 - 140 HP Suzuki ♦ 1986 - 2015 ♦ 150 - 300 HP 2 & 4-stroke Suzuki ♦ 1986 - Date ♦ 100 HP Suzuki ♦ 2013 - Date ♦ DF150 - 300 HP Yamaha ♦ 1986 - Date ♦ 100 - 250 HP 2-stroke Yamaha ♦ 1990 - 2007 ♦ 40 - 90 HP 2-stroke Yamaha ♦ 2000 - Date ♦ 150 - 300 HPDI Yamaha ♦ 2007 - Date ♦ 200 - 300 HP 4.2L V6 4-stroke Yamaha ♦ 2014 - Date ♦ F115B
Johnson/Evinrude ♦ 2005 - Date ♦ E250 DPX Vindicator Yamaha ♦ 2003 - Date ♦ 25 - 70 HP 4-stroke
Johnson/Evinrude ♦ 1998 - Date ♦ 40 - 140 HP 4-stroke Johnson/Evinrude ♦ 2000 - Date ♦ 115 HP Ficht Mercury ♦ 2002 - 2003 ♦ 225 HP 4-stroke Suzuki ♦ 1998 - Date ♦ 40 - 140 HP 4-stroke Suzuki ♦ 2003 - Date ♦ 90 HP 4-stroke Yamaha ♦ 2001 - 2003 ♦ 80 - 250 HP 4-stroke Yamaha ♦ 2003 - Date ♦ F150 - F250 3.3L Yamaha ♦ 2011 - Date ♦ F115A including SHO 90 & 115 HP Mercury ♦ 2016 - Date ♦ 150 HP 3.0L 4-stroke
Mercury ♦ 2003 - Date ♦ 150 - 200 XS Mercury ♦ 2003 - Date ♦ 250 - 300 HP XS Suzuki ♦ 2017 -Date ♦ DF325 - 350 HP 4.4L V6 Yamaha ♦ 2007 - Date ♦ F300 - F350 HP 5.3 V8 
Part #HC6845 is the proper cylinder for single, twin single cylinder, twin dual cylinder, triple dual cylinder, quad engine dual cylinder, and quintuplet+ setups. 
Johnson/Evinrude ♦ 1991 - Date ♦ 40-150 HP Johnson/Evinrude ♦ 1997 - Date ♦ 75-150 HP Ficht Mercury ♦ 1984 - Date ♦ 75-150 HP Suzuki ♦ 1986 - Date ♦ 150 HP Suzuki ♦ 1987 - 2002 ♦ 115-140 HP ♦ Requires spacer kit #HO5090 Suzuki ♦ 1990 - 2000 ♦ 90-100 HP Suzuki ♦ 1998 - Date ♦ 40-70 HP 4-Stroke ♦ Requires spacer kit #HO5090 Yamaha ♦ 1986 - Date ♦ 70-90 HP ♦ 2-stroke Requires spacer kit #HO5090 Yamaha ♦ 1997 - Date ♦ 80-150 HP 4-stroke Yamaha ♦ 1998 - Date ♦ 40-50 HP Yamaha ♦ 1998 - Date ♦ 60 HP
Mercury ♦ 1998 - Date ♦ 40-60 HP ♦ Requires spacer kit #HO5090 Yamaha ♦ 2000 - Date ♦ 25-70 HP 4-stroke ♦ Requires spacer kit #HO5090
Johnson/Evinrude ♦ 1997 - Date ♦ 115 HP Ficht Johnson/Evinrude ♦ 1998 - Date ♦ 40-140 HP 4-stroke ♦ Requires spacer kit #HO5090 Suzuki ♦ 2001 - Date ♦ 90-140 HP 4-Stroke ♦ Requires spacer kit #HO5090 Yamaha ♦ 2011 - Date ♦ F115A including SHO 90 & 115 HP Click for more SeaStar hydraulic steering system resources Make sure you always have the right Yamaha outboard controls.
SeaStar Hydraulic Steering System Single Engine Application Guide
HC5345-3
Johnson/Evinrude ♦ 1991 - Date ♦ 40-300 HP Johnson/Evinrude ♦ 1997 - 2006 ♦ 75-300 HP Ficht Johnson/Evinrude ♦ 2002 - Date ♦ 200 - 225 HP 4-Stroke Johnson/Evinrude ♦ 2007 - Date ♦ 3.3L V6 200 - 250 HP Mercury ♦ 1989 - Date ♦ 75 - 300 HP Mercury ♦ 2003 - Date ♦ 150 - 300 HP XS Mercury ♦ 2004 - Date ♦ 150 - 200 HP Verado Mercury ♦ 2017 - Date ♦ 175 - 200 - 225 HP 3.4L V6 Mercury ♦ 2018 - Date ♦ 250 - 300 HP 4.6L V8 Suzuki ♦ 1986 - 2000 ♦ DT - 100 HP Suzuki ♦ 1986 - 2002 ♦ 115 - 140 HP Suzuki ♦ 1986 - 2013 ♦ 150 - 225 HP 2 & 4-Stroke Suzuki ♦ 2004 - Date ♦ DF200 - 300 HP 3.6 - 4.0L V6 Suzuki ♦ 2017 - Date ♦ DF325 - 350 HP 4.4L V6 Yamaha ♦ 1986 - Date ♦ 100 - 300 HP 2-Stroke Yamaha ♦ 1990 - 2003 ♦ 40 - 90 HP 2-Stroke ♦ Requires spacer kit #HO5090 Yamaha ♦ 1997 - Date ♦ 80 - 250 HP 4-Stroke Yamaha ♦ 2000 - Date ♦ 150 - 300 HPDI Yamaha ♦ 2007 - Date ♦ 200 - 300 HP 4.2L V6 4-Stroke Yamaha ♦ 2007 - Date ♦ F300 - F350 HP 5.3 V8 Yamaha ♦ 2012 - Date ♦ 150 - 200 HP 2.8L 4 Cylinder Yamaha ♦ 2014 - Date ♦ F115B
HC5348-3
Mercury ♦ 1998 - Date ♦ 30 - 60 HP ♦ Requires spacer kit #HO5090 Yamaha ♦ 2003 - Date ♦ 25 - 70 HP 4-Stroke ♦ Requires spacer kit #HO5090 Johnson/Evinrude ♦ 1998 - Date ♦ 40 - 140 HP 4-Stroke ♦ Requires spacer kit #HO5090 Johnson/Evinrude ♦ 2000 - 2003 ♦ 115 HP Ficht ♦ Requires spacer kit #HO5090 Suzuki ♦ 1998 - Date ♦ 40 - 140 HP 4-Stroke ♦ Requires spacer kit #HO5090 Suzuki ♦ 2013 - Date ♦ 150 - 200 HP 4-Cylinder Yamaha ♦ 2011 - Date ♦ F115A including SHO 90 & 115 HP
Cylinder Selection
SeaStar Hydraulic Steering System Twin Engine Application Guide
HC5345-3
Johnson/Evinrude ♦ 1991 - Date ♦ 40 - 300 HP Johnson/Evinrude ♦ 1996 - Date ♦ 75 - 250 HP Ficht Johnson/Evinrude ♦ 2002 - Date ♦ 200 - 225 HP 4-stroke Johnson/Evinrude ♦ 2007 - Date ♦ 3.3L/3.4L 200 - 250 HP Mercury ♦ 1989 - Date ♦ 75 - 300 HP Mercury ♦ 1996 - Date ♦ 75 - 200 HP 2 & 4-stroke Mercury ♦ 1998 - Date ♦ 30 - 60 HP Mercury ♦ 2004 - Date ♦ 150 - 200 HP Verado Suzuki ♦ 1986 - 2002 ♦ 115 - 140 HP Suzuki ♦ 1986 - 2015 ♦ 150 - 300 HP 2 & 4-stroke Suzuki ♦ 1986 - Date ♦ 100 HP Suzuki ♦ 2013 - Date ♦ DF150 - 300 HP Yamaha ♦ 1986 - Date ♦ 100 - 250 HP 2-stroke Yamaha ♦ 1990 - 2007 ♦ 40 - 90 HP 2-stroke Yamaha ♦ 2000 - Date ♦ 150 - 300 HPDI Yamaha ♦ 2007 - Date ♦ 200 - 300 HP 4.2L V6 4-stroke Yamaha ♦ 2014 - Date ♦ F115B
HC5348-3
Johnson/Evinrude ♦ 2005 - Date ♦ E250 DPX Vindicator Yamaha ♦ 2003 - Date ♦ 25 - 70 HP 4-stroke
HC5358-3
Johnson/Evinrude ♦ 1998 - Date ♦ 40 - 140 HP 4-stroke Johnson/Evinrude ♦ 2000 - Date ♦ 115 HP Ficht Mercury ♦ 2002 - 2003 ♦ 225 HP 4-stroke Suzuki ♦ 1998 - Date ♦ 40 - 140 HP 4-stroke Suzuki ♦ 2003 - Date ♦ 90 HP 4-stroke Yamaha ♦ 2001 - 2003 ♦ 80 - 250 HP 4-stroke Yamaha ♦ 2003 - Date ♦ F150 - F250 3.3L Yamaha ♦ 2011 - Date ♦ F115A including SHO 90 & 115 HP Mercury ♦ 2016 - Date ♦ 150 HP 3.0L 4-stroke
HC6845
Cylinder Selection
Tournament Series Cylinder Selection
HC6845
Part #HC6845 is the proper cylinder for single, twin single cylinder, twin dual cylinder, triple dual cylinder, quad engine dual cylinder, and quintuplet+ setups.
Cylinder Selection
BayStar Outboard Steering Application Guide
HC4645H
Johnson/Evinrude ♦ 1991 - Date ♦ 40-150 HP Johnson/Evinrude ♦ 1997 - Date ♦ 75-150 HP Ficht Mercury ♦ 1984 - Date ♦ 75-150 HP Suzuki ♦ 1986 - Date ♦ 150 HP Suzuki ♦ 1987 - 2002 ♦ 115-140 HP ♦ Requires spacer kit #HO5090 Suzuki ♦ 1990 - 2000 ♦ 90-100 HP Suzuki ♦ 1998 - Date ♦ 40-70 HP 4-Stroke ♦ Requires spacer kit #HO5090 Yamaha ♦ 1986 - Date ♦ 70-90 HP ♦ 2-stroke Requires spacer kit #HO5090 Yamaha ♦ 1997 - Date ♦ 80-150 HP 4-stroke Yamaha ♦ 1998 - Date ♦ 40-50 HP Yamaha ♦ 1998 - Date ♦ 60 HP
HC4648H
Mercury ♦ 1998 - Date ♦ 40-60 HP ♦ Requires spacer kit #HO5090 Yamaha ♦ 2000 - Date ♦ 25-70 HP 4-stroke ♦ Requires spacer kit #HO5090
HC4658H
Johnson/Evinrude ♦ 1997 - Date ♦ 115 HP Ficht Johnson/Evinrude ♦ 1998 - Date ♦ 40-140 HP 4-stroke ♦ Requires spacer kit #HO5090 Suzuki ♦ 2001 - Date ♦ 90-140 HP 4-Stroke ♦ Requires spacer kit #HO5090 Yamaha ♦ 2011 - Date ♦ F115A including SHO 90 & 115 HP Click for more SeaStar hydraulic steering system resources Make sure you always have the right Yamaha outboard controls.
36 comments
I have a 1984 evinrude 175 need to know which steering cylinder fits. I have purchased a noerl for up to a 300 hp and it is hitting the mounting bold that pivot the engine side to side