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SeaStar HH6541-4 Classic Tilt 1.7 Hydraulic Boat Helm Pump

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HH6541-4
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  • SeaStar HH6541-4 Classic Tilt 1.7 Hydraulic Boat Helm Pump
  • SeaStar HH6541-4 Classic Tilt 1.7 Hydraulic Boat Helm Pump
  • SeaStar HH6541-4 Classic Tilt 1.7 Hydraulic Boat Helm Pump
$1,243.99
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Description

SeaStar HH6541-4 Classic Tilt 1.7 Hydraulic Boat Helm Pump

The Dometic SeaStar HH65414 Classic Tilt 1.7 Helm Pump is a front mount hydraulic helm with 1.7 cubic inches of displacement, a 3/4 standard tapered shaft, and a 48° classic tilt range for hydraulic steering systems.

Check Stock Tech Support Shipping Quote
Important Helm Update
Updated -4 Series
New valve technology, more durable check valves, and a revised design.
Direct Replacement
HH6541-3, HH6541 and HH5741
This helm replaces earlier 1.7 classic tilt models and also serves as the current replacement for HH5741.
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Select Free Shipping at checkout, this part ships FREE FedEx Priority Overnight to the lower 48 states.
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Technical Specifications

Displacement
1.7 cu. in.
Relief Setting
1000 PSI
Tilt Range
48° / 5 Positions
Shaft
3/4" Tapered
Dash / mounting footprint Front mount helm with a 4-1/2" dash cutout, 5.16" x 5.3" flange outline, and four 7/16" mounting holes on 4" centers.
Helm orientation The helm may be mounted with the shaft horizontal, vertical, or any angle in between, but the filler port must remain in the uppermost position.
Tilt mechanism Uses the classic tilt mechanism with five positive lock positions and a pre-loaded tapered bearing design for tighter feel and reduced excess free play.
Wheel / shaft hardware Accepts wheels up to 20". Steering wheel shaft nut torque is 150 in-lbs and should not exceed 200 in-lbs.
Ports / fitting style Current helms use ORB-style hose fitting ports. Use SeaStar ORB fittings only - do not install NPT pipe fittings into the helm.
Installation notes Confirm full wheel and dash clearance through all tilt positions, maintain access to the filler port, and inspect hoses and fittings regularly as part of normal steering system service.

Product Specifications

Part Number HH6541-4
Manufacturer Dometic Marine
Product Type Classic tilt hydraulic helm pump
Included Fitting Kit HF6004 - 2x ORB-5 90 degree repositionable elbow fittings
Unit Weight 12.22 lbs
Unit Dimensions 5.60" x 7.50" x 16.60"
Country of Origin Canada
HS Code 8413.60.0040
Warranty 2 Years Limited Warranty
Included in the Box HH6541-4 helm pump, mounting hardware, and HF6004 fitting kit with two ORB-5 90 degree repositionable elbow fittings
Wide Application Range Suitable for most hydraulic steering applications on inboard, sterndrive, and outboard boats up to 50 feet.
Single Outboards up to 60 MPH Common choice for single outboard boats up to about 60 MPH when installed to SeaStar guidelines.
Multiple Station Capable Compatible with multi-station hydraulic steering layouts where the overall system is designed accordingly.
Dimensions and Mounting Diagrams

Classic Tilt Helm Mounting Template

Click to enlarge

Mounting the Helm Diagram

Click to enlarge

SeaStar HH6541-4 Dimensions

Click to enlarge
Downloads and Resources
Hydraulic Helms Installation Manual
Download PDF
Classic Tilt Helm Manual
Download PDF
Marine Steering Selection Guide
Download PDF
SeaStar Steering Catalog
Download PDF
Build Guide (Dometic BOM Tool)
Open Tool
Helm Rebuild Service
View Service
Related Products and Spare Parts
HA5430H SeaStar hydraulic steering fluid
HA5430H
1 quart SeaStar hydraulic steering fluid.
HA5438 helm bottle filler kit
HA5438
Helm bottle filler kit for fluid service.
HP6032 SeaStar and BayStar helm service kit
HP6032
Service kit for SeaStar and BayStar helms.
HF6004 ORB 90 degree elbow fitting kit
HF6004
ORB 90 degree elbow fitting kit used with this helm.
HA5432 non-vent plug for helm pumps
HA5432
Non-vent plug for compatible helm pump applications.
HF6012 ORB-5 male to 1/4 NPT female adapter kit
HF6012
Adapter kit sometimes needed when replacing HH5741 with older third-party fittings.
HA6523 classic tilt replacement kit for hydraulic helm pumps
HA6523
Classic tilt replacement kit for hydraulic helm pumps.
HA5478-4 back mount kit for -4 front mount helms
HA5478-4
Back mount kit for -4 front mount helms.

Frequently Asked Questions

What is the difference between HH6541-3 and HH6541-4?
HH6541-4 is the updated current version. The -4 helm uses revised valve technology, more durable check valves, and an updated fill port design, while keeping the same 1.7 classic tilt helm format.
Does HH6541-4 replace HH5741 and keep the same steering feel?
Yes. HH6541-4 is the current replacement for HH5741 and earlier HH6541 versions. Because it remains a 1.7 cubic inch classic tilt helm, steering feel stays in the same general range, while exact turns lock-to-lock still depend on the cylinder volume in the system.
Does this helm include HF6004 fittings, and when would I need HF6012?
HH6541-4 is supplied with the HF6004 ORB elbow fitting kit. If you are adapting older or third-party fittings that do not match the current ORB connection style, HF6012 may be needed.
Can HH6541-4 be used with an autopilot?
It can be used in hydraulic systems that also include an autopilot, but the autopilot pump and plumbing still need to be sized and installed correctly for the steering cylinder volume and overall system layout.
Should I rebuild an older leaking helm or replace it?
If the old helm has contamination, corrosion, or internal rust, many owners end up replacing or professionally rebuilding it instead of attempting a basic seal refresh. If debris has circulated through the system, inspect and flush the rest of the steering system as well.
Why does air keep coming back into the system after bleeding?
Recurring air usually points to a leak, fitting issue, incorrect plug or fluid setup, or incomplete bleeding. Check the helm fittings, cylinder bleeders, plugs, and hose connections carefully, and make sure only the correct steering fluid is being used.

Questions? We can help.

Tech Support Stock Inquiry Shipping Quote About Us

Why Buy From Seatech Marine Products?

No Sales Tax Outside California Orders shipping outside California are not charged sales tax.
Buy Now, Pay Later Financing options are available with PayPal Pay Later and Affirm for qualifying purchases.
Authorized Dealer Seatech Marine Products, Inc. is an authorized dealer, installer and service center for Dometic Marine hydraulic steering products.
100% USA Based Business We are a small 100% USA based operation - we greatly appreciate your business!
SeaStar HH6541-4 Dimensions Diagram
SeaStar HH6541-4 Dimensions Diagram
SeaStar HH6541-4 Classic Tilt Helm Mounting Template
Classic Tilt Helm Mounting Template
SeaStar HH6541-4 Mounting Diagram
Mounting the Helm Diagram
SeaStar Classic Tilt Helm

SeaStar HH6541-4 Classic Tilt 1.7 Hydraulic Boat Helm Pump

The Dometic SeaStar HH65414 Classic Tilt 1.7 Helm Pump is a front mount hydraulic helm with 1.7 cubic inches of displacement, a 3/4 standard tapered shaft, and a 48° classic tilt range for hydraulic steering systems.

Displacement1.7 cu. in.
Tilt Range48° / 5 Positions
Relief Setting1000 PSI
IncludesHF6004
Free FedEx Priority Overnight Select Free Shipping at checkout. This part ships FREE FedEx Priority Overnight to the lower 48 states.

What this replaces

Updated -4 SeriesNew valve technology and more durable check valves.
Direct ReplacementHH6541-3, HH6541 and HH5741.
Common UseHydraulic steering applications on inboard, sterndrive, and outboard boats up to 50 feet.

Key Specs

Part No.HH6541-4
TypeClassic Tilt
Weight12.22 lbs
Warranty2 Years
Full Product Specifications
Part Number HH6541-4
Manufacturer Dometic Marine
Product Type Classic tilt hydraulic helm pump
Included Fitting Kit HF6004 - 2x ORB-5 90 degree repositionable elbow fittings
Unit Weight 12.22 lbs
Unit Dimensions 5.60" x 7.50" x 16.60"
Country of Origin Canada
HS Code 8413.60.0040
Warranty 2 Years Limited Warranty
Included in the Box HH6541-4 helm pump, mounting hardware, and HF6004 fitting kit.
Mounting and Installation Details

Dash / mounting footprint: Front mount helm with a 4-1/2" dash cutout, 5.16" x 5.3" flange outline, and four 7/16" mounting holes on 4" centers.

Helm orientation: The helm may be mounted with the shaft horizontal, vertical, or any angle in between, but the filler port must remain in the uppermost position.

Tilt mechanism: Uses the classic tilt mechanism with five positive lock positions and a pre-loaded tapered bearing design.

Wheel / shaft hardware: Accepts wheels up to 20". Steering wheel shaft nut torque is 150 in-lbs and should not exceed 200 in-lbs.

Ports / fitting style: Current helms use ORB-style hose fitting ports. Use SeaStar ORB fittings only - do not install NPT pipe fittings into the helm.

Dimensions and Mounting Diagrams
Classic Tilt Helm Mounting Template Tap to enlarge
Mounting the Helm Diagram Tap to enlarge
SeaStar HH6541-4 Dimensions Tap to enlarge
Downloads and Resources
Hydraulic Helms Installation ManualPDF
Classic Tilt Helm ManualPDF
Marine Steering Selection GuidePDF
SeaStar Steering CatalogPDF
Build GuideOpen
Helm Rebuild ServiceView
Related Products and Spare Parts
HA5430H1 quart SeaStar hydraulic steering fluid.
HA5438Helm bottle filler kit for fluid service.
HP6032Service kit for SeaStar and BayStar helms.
HF6004ORB 90 degree elbow fitting kit.
HA5432Non-vent plug for compatible helm pump applications.
HF6012Adapter kit for older third-party fittings.
HA6523Classic tilt replacement kit.
HA5478-4Back mount kit for -4 front mount helms.
Frequently Asked Questions

What is the difference between HH6541-3 and HH6541-4?
HH6541-4 is the updated current version with revised valve technology, more durable check valves, and an updated fill port design.

Does HH6541-4 replace HH5741 and keep the same steering feel?
Yes. HH6541-4 is the current replacement for HH5741 and earlier HH6541 versions. Steering feel stays in the same general range.

Does this helm include HF6004 fittings, and when would I need HF6012?
HH6541-4 is supplied with the HF6004 ORB elbow fitting kit. HF6012 may be needed when adapting older or third-party fittings.

Can HH6541-4 be used with an autopilot?
It can be used in hydraulic systems that include an autopilot, but the autopilot pump and plumbing must be sized and installed correctly.

Should I rebuild an older leaking helm or replace it?
If the old helm has contamination, corrosion, or internal rust, many owners replace or professionally rebuild it instead of attempting a basic seal refresh.

Why does air keep coming back into the system after bleeding?
Recurring air usually points to a leak, fitting issue, incorrect plug or fluid setup, or incomplete bleeding.

Questions? We can help.
Tech Support Stock Inquiry Shipping Quote About Us
No Sales Tax Outside CaliforniaOrders shipping outside California are not charged sales tax.
Authorized DealerSeatech Marine Products, Inc. is an authorized dealer, installer and service center for Dometic Marine hydraulic steering products.
SeaStar HH6541-4 Dimensions Diagram
SeaStar HH6541-4 Dimensions Diagram
SeaStar HH6541-4 Classic Tilt Helm Mounting Template
Classic Tilt Helm Mounting Template
SeaStar HH6541-4 Mounting Diagram
Mounting the Helm Diagram
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Warranty Information

Seatech Marine Products, Inc. is an authorized dealer for Dometic Marine who manufactures SeaStar Products. This part has a 2 Year Limited Warranty. You can find Dometic's warranty above in the Downloads and Resources.
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