561.03 – INFLATION OF HULLS
They can only be inflated with atmospheric air and must have 3 independent compartments, except for pencil type boats where each pontoon must have 2
independent compartments. The boat must be able to float even if one compartment is not functioning.
561.04 - DEFINITION OF HULLS
All boats should be able to deflate, to collapse, foldable or to be able to be rolled up, so that no dismantled part has a length greater than 1/3 of the full length
of the inflated boat including floorboards. No aerodynamic appendages are allowed
561.05 – MODIFICATION ABOVE THE WATERLINE
Certain modifications above the waterline are allowed, these modifications will refer to foot straps, handles, loop patches only and not modifications that
interfere with the original dimensions of the boat. A waterline is defined as the line taken when the boat is ready to race but without the Pilot/Co-Pilot. The
waterline will be below the bottom of the transom if a multi-hull type. No part of the hull can be used for water ballast.
561.06 - SPLASH PLATE
A splash plate may be fitted to the back of the transom as long as it complies with Rule 561.05 plus the following dimensions: If this plate runs the full length of
the transom, i.e. From pontoon to pontoon, then the width of this plate is restricted to 100 mm. If the width of this plate e xceeds 100 mm then its length is
restricted to 150 mm across the back of the transom, but may protrude as far back as the engine as required.
561.07 – MODIFICATION BELOW THE WATERLINE
Modifications below the waterline: Planing batons and strakes may be attached to the planing surface of the hijackers. Construction spray strakes are permitted
anywhere on the outside of the hijacker cover.
561.08 - WINDOWS
Boat numbers can be painted or enclosed in two transparent covers, meeting the correct size and clearly visible. Rule: 561.09
561.09 - RACE NUMBERS
Must be at the bow of the boat a minimum of 18 cm x 3cm with a 2 cm border round the number and on the engine cover must be 18 cm x 3 cm with a 2 cm
border around the number. Their colour must be black letters on a white background.
561.10 - RIGHTING ROPES
All boats must be fitted with two designated righting ropes/webbing. These ropes/webbing must not share common use. They must be at least 10 mm thick
[rope] and the webbing minimum 25 mm wide. All boats must be fitted with a 4 meter length of similar material as a designated bowline, spliced or stitched eye
at the end. The bowline must be fixed to the nose cone in a pouch glued/fixed to the nosecone. Bowline must not be tied up in other ropes of the boat and must
be easily accessible to be able to hook into the towing point on the bottom side of the nose cone. Towing points must be in t he middle of the nosecones. Any
towing point must be capable of pulling 300 kg.
561.11 - SPONSORS
The GRP bow of boat must be available for event sponsor’s decals; failure will result in not passing scrutineering – requirements must be stated in Advance race
instructions and stickers supplied by organisers. Cowling stickers may be supplied by the event organisers but must supply with t he correct boat number
registered and agreed when entering championship.
562 – MACHINERY
MACHINERY
No.
RULE
STOCK (S):
PRO STOCK (PRO):
MODIFIED (M):
.1
Engines must be homologated using the UIM specifications.
The only outboard engines allowed in these classes are:
1.Tohatsu 50 D2
2.Yamaha 50H per
original UIM
homologation
1.Tohatsu 50 D2
2.Yamaha 50H
per original UIM
homologation
1.Tohatsu 50 D2
2. Yamaha 50H
Both modified according
to the rules.
.2
No other engine will be permitted until the UIM
(Cominsport Group) homologate a “low emission”
compatible engine for P750 style racing .Introduced min. 3
years after homologation.
YES
YES
YES
.3
Low idle – engines must be capable of functioning at low
speeds
YES
YES
YES
.4
Water Pick-up – external water pick-ups wherever/however
attached.
Are forbidden
Are forbidden
Free.
.5
Control Handle (Gear) – An efficient control handle giving
forward, neutral and backward movement is mandatory.
The control handle for a functioning reverse gear must be
within easy reach of the driver.
YES
YES
YES
.6
KILL SWITCHES:
The manual starter must ensure a quick and easy start with
no external aids. The engine must be fitted with a “kill
switch”, operated with a lanyard no longer than 1.3 meters.
The lanyard must be strong and very firmly fixed to the
Pilot. A second “kill switch” lanyard must be firmly attached
to the Co-Pilot at all times. Lanyard failure / kill switch
failure Will result in disqualification from the relevant
race/heat or long-haul discipline. Refer to Rule: 563.29
YES
YES
YES
