Harken Outhaul System Selection Guide (PDF)

SELECTION GUIDE

Pick the Harken outhaul layout and parts for your boat size: five systems (2:1, 4:1 cascade, 5:1, 6:1 and 2:1 furling main) with the part numbers for small, midrange and big boats.

DocumentHarken Outhaul System Selection Guide

FormatPDF · 1 page · 1.6 MB

LanguageEnglish

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Boat Size 2:1 Internal 4:1 External Cascade 5:1 Internal 6:1 Internal 2:1 Furling Main Products

Boat Size Classes

Class	Typical boat length
Small boat	6.7 – 8.5 m (22 – 28')
Midrange	8.8 – 10.4 m (29 – 34')
Big boat	10.7 – 12.8 m (35 – 42')

Part numbers are the hardware most commonly used; letters match the diagrams.

Harken outhaul system diagrams: 2:1, 4:1, 5:1, 6:1 and furling main

2:1 Internal

Dinghies and small keelboats. A flexible cable shackles to the sail and enters the boom through a wire block; a block aft of the cleat lets the crew pull from several positions.

Ref.	Part	Small boat	Midrange	Big boat
A	Through-deck	106 View →	302 View →	306 View →
B	Single	348 View →	2650 View →	2152 View →
C	Through-deck	088 View →	131 View →	046 View →
D	Cam cleat	468 View →	150 View →	150 View →
E	Single	349 View →	2149 View →	2149 View →

4:1 External Cascade

A cascade of two 2:1 tackles gives 4:1 outside the boom.

Ref.	Part	Small boat	Midrange	Big boat
A	Eyestrap	281 Ask us to source it →	137 Ask us to source it →	1558 View →
B	Cheek	350 View →	2644 View →	2606 View →
C	Single	2146 View →	2148 View →	2152 View →
D	Cam cleat	468 View →	365 View →	150 View →

5:1 Internal

Popular on small offshore boats.

Ref.	Part	Small boat	Midrange	Big boat
A	Eyestrap	201 Ask us to source it →	137 Ask us to source it →	1558 View →
B	Fiddle	2655 View →	2621 View →	2690 View →
C	Fiddle	2656 View →	2622 View →	2691 View →
D	Through-deck	302 View →	306 View →	310 View →
E	Through-deck	088 View →	106 View →	106 View →
F	Cam cleat	468 View →	150 View →	150 View →

6:1 Internal

For small-to-medium offshore boats, with a traveler car carrying the clew.

Ref.	Part	Small boat	Midrange	Big boat
A	Eyestrap	201 Ask us to source it →	137 Ask us to source it →	1558 View →
B	Double	407 View →	343 View →	2639 View →
C	Triple	408 View →	344 View →	2640 View →
D	Traveler	2727 View →	T2701B View →	T2701B.HL View →
E	Through-deck	302 View →	306 View →	310 View →
F	Through-deck	088 View →	106 View →	288 View →
G	Cam cleat	468 View →	150 View →	150 View →

2:1 Furling Main

In-mast furling mains are loose-footed and usually have a ball-bearing outhaul car running the length of the boom. The outhaul starts at the car, leads through the clew block on the sail, back to the sheave on the car and into the boom to a winch.

Ref.	Part	Small boat	Midrange	Big boat
A	Clew block	371 View →	6061 Ask us to source it →	6061 Ask us to source it →
B	Traveler	G222B View →	1648 View →	3076 View →
C	Through-deck	302 View →	306 View →	310 View →