Note: All Island Packet models are subject to specification changes (dimensions, capacities, ratings, equipment, etc.) during their production life. The specifications given here are representative and should be used for general comparison only.
General Information For The IP420
Island Packet 420
The Island Packet 420 is the latest generation of Island Packet designs, and embodies a host of proven design and construction features that have evolved over years of boatbuilding experience and via feedback of thousands of owners. Representing a significant evolution from earlier models in this size range, the IP420 delivers the combination of seakeeping, safety, stability and speed coupled with the comfort, liveability, and value that makes Island Packet Yachts America's Cruising Yacht Leader. The Island Packet 420 received the award for 'Best Full Size Cruiser' in the 2000 Boat Of The Year competition as conducted by Cruising World magazine.
- from the factory brochure
Documentation For The IP420
Brochure
Spec & Price List
Interior Plan
Designer Comments
Specifications For The IP420
First Built
1999
LOA
44'-7''
Sail Area
1088
Last Built
2005
LOD
N/A
Sail I
55'-0''
Number Built
111
LWL
37'-4''
Sail J
18'-11''
Displacement
30000
Beam
14'-3''
Sail P
47'-6''
Ballast
12000
Draft
5'
Sail E
17'-0''
Fuel Cap
160 US gal
Shoal Draft
N/A
D/L Ratio
257
Water Cap
250 US gal
Mast Height
59'
SA/D Ratio
18
Holding Cap
60 US gal
Diesel HP
75
B/D Ratio
40%
Click here to compare these IP420 specifications with other Island Packet models.
Running Rigging For The IP420
Mainsail Rigging
Staysail Rigging
Other Rigging
Halyard
1/2''x106'
Halyard
3/8''x85'
Jib Halyard
7/16''x115'
Sheet
1/2''x85'
Sheet
7/16''x80'
Jib Sheet
1/2''x160'
Topping Tail
5/16''x42'
Clew
3/8''x70'
Boom Vang
1/2''x42'
Topping Wire
1/8''x40' 7x7 wire
Topping Lift
- -
Reefing Lines
9/16''
Traveler Control
3/8''x30'
Click here to compare IP420 running rigging with other Island Packet models.
Standing Rigging For The IP420
Wire Size
Loos Gauge
Scale Reading Below 50 F
Scale Reading 50 F to 80 F
Scale Reading Above 80 F
Upper Stays
3/8''
PT-3
38
40
41
Intermediate Stays
5/16''
PT-3
23
25
26
Aft Lower Stays
3/8''
PT-3
38
40
41
Fwd Lower Stays
3/8''
PT-3
38
40
41
Check Stays
5/16''
PT-3
23
25
26
Back Stays
5/16''
PT-3
26
28
29
IMPORTANT : These are MAXIMUM (not to exceed) rigging tensions as measured using the indicated Loos gauges
Check tensions after initial setup of the rigging and after any subsequent adjustments.
Gauge readings may vary from stay to stay of the same type but none should exceed the maximum scale readings listed.
Please visit the Loos website for more information about the PT-2 and PT-3 gauges.
If you are not familiar with the process for tuning your rig please contact a qualified rigger in your area.
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