J World:  The Performance Sailing School & Sailing Club   

San Francisco Bay |  Puerto Vallarta, Mexico   |   1-800-910-1101     

Express 27 Tuning Guides and Tips - J World San Francisco Bay, The Performance Sailing School and Club
 

Quantum J 80 Tuning Guide

  New J-80 Quicktune Guide

 

Rig Tension

 

Wind Speed

Upper Tension

Lower Tension

Int. Tension

0-to-6 knots

-2 turns

-2 turns

0

7-to-14 knots

BASE - 28 Loos

BASE - 20 Loos

BASE - 18 Loos

15-to-22 knots

+3 turns

+3 turns

+2

25 plus knots

+4 turns

+4 turns

+2.5 turns

--> all turns are from base settings <--

 

 

Trim Settings

 

Wind Speed

Jib Leads

Boom Position

Top Batten

Outhaul

Outhaul

0-to-4 knots

#1

Centerline

Open 10

6-to-7" ease

None

5-to-7 knots

#1

Centerline

Open 5

4-to-5" ease

None

8-to-10 knots

#2

Centerline

Parallel

2-to-3" ease

None

11-to-13 knots

#2

5" below

Parallel

Tight

In the Puffs

14-to-16 knots

#3

7+" below

Parallel-to-Open

Tight

.5+

17+

#3

12+" below

Open 10-15

Max

Max

Jib Lead Position

#1 -- Forward of Int. Shrouds
#2 -- Even with Int. Shrouds
#3 -- One hole forward of the 4th screw aft

 

 

- Headstay Length --- 32'11" (33' = class max)
- Mast Butt --- 8.5"-to-9" aft edge of mast to front edge of aft bulkhead
- Chock mast aft in partners with blocks
- Backstay --- 26' 6.75"
- Backstay Legs --- 8' 9.73" each
- Prebend --- 1.5" at BASE setting

 

 

 

 


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