NOTICE! Is your Splashwell wide enough? Check below for space requirements. SeaStar PRO application guide
3.3.2
MANUFACTURER
YEAR
MODEL
CYLINDER NOTES
HONDA
2001–DATE
150–250 HP 4-Stroke
HC6345-3 HA5472 stroke limit kit must be installed when using on 200–250 HP 4-Stroke (pre 2023 only)
JOHNSON/EVINRUDE 2002–DATE 2003–DATE 2005–DATE
150–250 HP 4-Stroke 150-300 HP ETech 250 HP DPX Vindicator
HC6345-3 HC6345-3 N/A HC6345-3
MERCURY
1989–DATE
150–300 HP 2-Stroke, 4-Stroke and XS engines Inc. 4.6L V8
SUZUKI
1986–DATE
150–300 HP 2 and 4-Stroke HC6345-3 Includes all 4-Stroke models.
YAMAHA
1986–DATE
150–350 HP 2 and 4-Stroke HC6345-3
Revision Date: APRIL 12th 2022
WARNING! SeaStar PRO steering helms can not be used with an unbalanced steering cylinder. Dometic offers the following SeaStar PRO kits. Every kit ships with the HC6345-3 PRO Steering cylinder, HH5770-3 PRO front mount helm pump, two bottles of SeaStar steering fluid and two equal lengths of SeaStar PRO, Kevlar steering hoses. NOTICE! The HC6345-3 cylinder has the same fitment as the HC5345-3. If your engine is not listed check page 3-13 through page 3-14 for compatibility.
PART #
HOSE LENGTH
PART #
HOSE LENGTH
HK7500A-3 HK7514A-3 HK7516A-3
No hose
HK7520A-3 HK7522A-3 HK7524A-3
20’ 22’
14’ 16’ 18’
24’
HK7518A-3
3.3.3 Cylinder installation, general dimensions and replacement parts Motor well dimensions required for front mount outboard steering systems.
A
# of engines
A
B
C
Min. engine center distance
Max. transom thickness
C
1
22” (559 mm)
6” (152 mm) 5” (127 mm)
N/A
3”
B
2 49” (1,244 mm) 6” (152 mm) 5” (127 mm)
26” (660 mm)
3”
NOTES:
a) Dimensional restrictions also apply to external motor mount brackets. b) Maximum engine center distance for twin engine applications is 36” (914mm) using the standard tie
bar. Dimension ‘A’ would have to be increased proportional to the tie bar length. c) Minimum engine center distance is 26” unless engine manufacturer recommendation is greater.
d) Splashwells of less than 30” in overall width may require engine removal in order to install and service the support rod.
3-17
EN
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