Thanks again Sir for vast knowledge of UL images
Ok so if the U-89 never qualified to race would it be a legal scale?
I don't know why people come up with the "qualified to race"
Rules from the NAMBA rule book
C. HULL SPECIFICATIONS
1. All boats will be models of past or present Unlimited Hydroplanes that are listed on
the Scale Unlimited Hydroplane Master Hull Roster.
E. MASTER HULL ROSTER
1. The Scale Unlimited Hydroplane Master Hull Roster will contain the name and
details that identify each boat that may be built for Scale Unlimited Hydroplane
competition. It will contain the principle dimensions of each boat that is listed, if
known.
2. The National Scale Unlimited Hydroplane Chairman will be responsible for
compiling, interpreting, updating, and distributing the official Scale Unlimited
Hydroplane Master Hull Roster. The official Scale Unlimited Hydroplane Master
Hull Roster may be purchased for $5 and must be signed and dated by the National
Scale Unlimited Hydroplane Chairman. He will make an updated roster available by
January 31st of each year. The updated Master Hull Roster will be posted on the
NAMBA web page.
3. Boats must meet the following criteria to be placed on the Scale Unlimited
Hydroplane Master Hull Roster:
a. The full sized boat must have been registered with an unlimited hydroplane
racing association.
Section # 21
Page # 4
Section Name:
SCALE UNLIMITED HYDROPLANE
Revised 12/16/09
b. The registered boat must have made at least one verifiable test run in the
water.
Rules from IMPBA
Still don't see anything about qualified to race
Registration Procedures
1. All boats must be registered with the District Chairman.
2. The District Chairman will require the following information in writing:
a. Name, address and phone number
b. IMPBA number
c. Unlimited name, year raced, and number
d. Length and beam of prototype boat and model
e. Prototype designer and boat colors
f. Must submit a photo of prototype boat
g. $5.00 initial registration fee and a $3.00 annual renewal fee due by
March 1. The registrant will receive a District Chairman approved form
verifying current registration. Approved form must be brought to all
contests. Purpose of fee-monies will be used for high point district
trophy, postage, printing costs, and other expenses incurred.
3. Boat must compete at a racing event within one year from registration.
Engine and Boat Specifications
1. All boats to be modeled after Unlimited hydroplanes from past or present.
2. All boats to be built to a scale of 1 1/2" to 1'0" (1/8 scale) plus or minus 10% of the
beam and 5% of the length.
3. Boats will look as scale as possible and meet the following requirements for racing
and scale judging:
a. Cockpit with driver
b. Complete all major lettering and paint schemes
c. Effort must be made to conceal glow engine with fake engine or cowling as
per prototype boats.