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Vintage Road Racing
Brian Filo on his Formula 750 class Yamaha twin
~ Photo: Matt Benson |
Race
Information
Deadlines:
Pre-entry deadlines typically are the Friday two weeks
before an event. For certain events, pre-entries may close
sooner. Consult the table at the bottom of this page for
exact closing dates.
Race fees -
All events except those
highlighted below:
Race fees for all events, first class $85
each day; each additional class $75.
Post-entry, first class $100 each day; each additional class $75.
NOTE: Each day of racing is a separate event with a
separate fee schedule. DAYTONA: Post-entry: $120 for first class
each day, $75 each
additional class.
Practice days will be available at
most venues on the preceding Friday (see schedule). Cost for
AHRMA-run practice days: Pre-entry or post-entry, $120. For
track-run practice days, contact the track or event
promoter.
Confirmation and event details: Your
entry will be confirmed by mail on receipt. Details such as
directions, starting times and lodging are published in
Vintage Views and by following the "Preview" links on
the schedule at the bottom of this page.
Membership: Current AHRMA
membership is required to compete in AHRMA national events.
For AHRMA membership information, please
contact us. Memberships and
renewals are available at the track.
Medical insurance: Proof of personal
health coverage is required.
Refunds: See AHRMA Handbook rule 4.7a.
There may be refund restrictions for certain events. The
refund request form is available on-line.
Race class options: The following
classes are available. Check the
AHRMA Handbook for complete details of class
requirements.
Class
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500 Premier:
500cc four-stroke OHV and OHC, or 750cc
sidevalve machines built before the end of 1968.
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500 Grand
Prix: 500 Premier bikes with the additional
restrictions of 285 lbs. dry, stock stroke and gear
boxes restricted to 4 speeds. |
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350 Grand
Prix: 350cc four-stroke machines; 350cc
air-cooled, single-cylinder, two-strokes with no
more than five speeds; 250cc two-stroke water-cooled
singles; 250cc twin-cylinder air-cooled two-strokes
with no more than six speeds. Machines must have
been built before Dec. 31, 1968.
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250 Grand
Prix: 250cc four-stroke machines; 250cc
air-cooled, maximum five-speed, single-cylinder
two-strokes; 175cc two-stroke water-cooled singles;
175cc air-cooled, twin-cylinder, two-stroke machines
with no more than six speeds. Machines must have
been built before Dec. 31, 1968.
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200 Grand
Prix: This class combines a variety of
engine designs and displacements between 125cc and
250cc, based on an index of performance.
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Formula 750:
Works 750cc four-stroke machines, including accurate
replicas of Formula 750 machines of the early 1970s.
Also includes machines not eligible for Sportsman
750.
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Formula 500:
Two-stroke and certain four-stroke machines up to
500cc grouped on an index-of-performance basis, with
a Dec. 31, 1972, cutoff.
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Formula 250:
Two-stroke air-cooled machines, including singes up
to 360cc and twins up to 250cc, with a Dec. 31,
1972, cutoff.
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Formula 125:
Certain machines up to 125cc, with a Dec.
31, 1972, cutoff.
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Formula
Vintage: Open to machines from 500 Premier,
F-750, Formula 500 and Sportsman 750.
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BEARS®:
Certain two-cylinder machines built up through 1968
and competing under Formula 750 specifications.
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Class C:
Intended for AMA "Class C" machines up to and
including those manufactured December 31, 1951, as a
‘51 model. Class C Handshift is a
championship class run together with but scored
separately from Class C.
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Pre-1940
Grand Prix: 1940 and earlier Grand Prix or
modified street machines, including 500cc
single-cylinder OHV and OHC and 750cc sidevalve
machines.
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Classic
Sixties: A class for 1960 and earlier (or
like model) Grand Prix/Clubman 500cc four-stroke OHV
and OHC machines, or 750cc sidevalve, in basically
standard form. Plus 350cc OHV and OHC.
Classic Sixties 650 is open to British and
European OHC 650cc machines of the period and the
Harley-Davidson KH.
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Sportsman:
Four-stroke, maximum three-cylinder street bike-based
machines, divided into 350cc, 500cc and 750cc
classes. The cutoff is Dec. 31, 1972.
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Novice
Historic Production 1972 and earlier
production street machines with the standard OEM
frame, swingarm, forks and handlebar mounts. Engines
use the original OEM bore and stroke. Classes are
Lightweight (four-strokes up to
500cc, 250cc two-strokes and certain 350cc
two-strokes) and Heavyweight
(four-strokes up to 750cc and 350-500cc
two-strokes).
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Sidecar:
750cc four-stroke, twin-cylinder, or 500cc
two-stroke, air-cooled, twin-cylinder powerplants.
Rules available from the AHRMA national office.
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Vintage
Superbike. AHRMA's newest roadrace category
includes three classes for motorcycles built up to
the 1982 model year and originally manufactured as
street machines. Motorcycles are to be as close to
"production" appearance as possible. Classes are
Heavyweight (unlimited
displacement twins and pushrod triples, and
displacement-limited fours and sixes),
Middleweight (unlimited displacement singles,
with limited pushrod twins, OHC twins, pushrod
triples and OHC fours) and Lightweight
(singles, twins and multis using performance indexes
for smaller bikes). |
Click here for schedule
and event entry forms.
Click here for more
AHRMA information.
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