new proxy for Pre WW2 racecars...interested?
Posted: Mon Oct 01, 2018 1:07 pmSome people have been discussing this possible event on another board.
Rules have been formulated as below...feel free to comment, question, contribute or observe.
Dates are probably March 31 2019 start.
There are two classes Voiturette and GP
.........................................................................................................................................................................
Have fun...if we are not enjoying ourselves then we are not following the rules.
Body
Must be 1/32 scale + or – 1mm
Hard body of a prototypical car, body must be solidly fitted to the chassis in such a way as to truly represent car, it cannot appear to be lowered to chassis.
Body float or rock is acceptable.
All body shells must be of hard plastic, glass fibre, resin, wood, metal or similar material
Fixings should not be visible above or to the sides of the body.
All body fixings must be securely fixed to prevent loosening/dropping off during racing.
Streamliners or vacuum formed bodies are not permitted.
All cars must be finished in a style sympathetic to the period being represented and carry at least two racing numbers.
All cars must have clear windscreens etc. fitted where they appear on the prototype.
Vacuum formed windscreens etc. are permitted.
All cars must have a suitably decorated and period correct, 3 dimensional, representation of a driver consisting of at least a head, shoulders, arms, hands and the upper part of a steering wheel.
The chassis, motor and all running gear must not be visible from above or through the cockpit opening and engine bay unless that which can be seen represents parts of the real car. Suspension components and exhaust systems for example.
Chassis
Any material list here can be used to construct a chassis…brass, wire, plastic, nylon, wood, steel, PCB board
Wheelbase and Track Both dimensions must be set at 1:32nd scale plus or minus 1mm. Max width GP cars 53mm, Voiturette 50mm,
measured bulge to tyre bulge across the width of the car.
Bearings can be brass, oilite or ballrace
Ground Clearance
From the bottom of the chassis including ballast to track surface at any point. Including Screw Heads.
Grand Prix Car 4mm Minimum
Voiturettte Car 3mm Minimum
Guide Choice The slot guide must not protrude beyond the front-most point of the car when in the straight ahead position and viewed from above. Black in colour only. One guide per car.
Motor- Voiturette max rpm 18K rpm FF... seeing as the SRP ff 18k is easily available but 14 and 16k is not
GP- open choice
Motor Alignment - In-Line only
Front Wheels - Any wheel and tyre combination but must give a true representation of the original (I.e. no low profile or inappropriately narrow tyres), appropriate period style 3D inserts must be fitted.
Front Tyres - Overall diameter of wheels and tyre must be:
GP cars Min Diameter 21.5mm with a max width of 6mm.
Voiturettes Min Diameter 21.5mm with a max width of 6mm.
Contact patch and minimum width 4.5mm
Coated Front Tyres yes but only to reduce grip.
Rear Tyres - Overall diameter of wheels and tyre must be:
GP cars min Diameter 23.0mm with a max width of 7mm.
Voiturettes min Diameter 22.0mm with a max width of 7mm.
Tyres are measured bulge to bulge not contact patch
Contact patch 5.5mm
Glue & True - yes
Axles - Free Choice
Gears - Free Choice
Magnet No
Ballast - Free Choice
Weight - Min
Livery - It is essential that the car runs in an authentic livery from the period
Rules have been formulated as below...feel free to comment, question, contribute or observe.
Dates are probably March 31 2019 start.
There are two classes Voiturette and GP
.........................................................................................................................................................................
Have fun...if we are not enjoying ourselves then we are not following the rules.
Body
Must be 1/32 scale + or – 1mm
Hard body of a prototypical car, body must be solidly fitted to the chassis in such a way as to truly represent car, it cannot appear to be lowered to chassis.
Body float or rock is acceptable.
All body shells must be of hard plastic, glass fibre, resin, wood, metal or similar material
Fixings should not be visible above or to the sides of the body.
All body fixings must be securely fixed to prevent loosening/dropping off during racing.
Streamliners or vacuum formed bodies are not permitted.
All cars must be finished in a style sympathetic to the period being represented and carry at least two racing numbers.
All cars must have clear windscreens etc. fitted where they appear on the prototype.
Vacuum formed windscreens etc. are permitted.
All cars must have a suitably decorated and period correct, 3 dimensional, representation of a driver consisting of at least a head, shoulders, arms, hands and the upper part of a steering wheel.
The chassis, motor and all running gear must not be visible from above or through the cockpit opening and engine bay unless that which can be seen represents parts of the real car. Suspension components and exhaust systems for example.
Chassis
Any material list here can be used to construct a chassis…brass, wire, plastic, nylon, wood, steel, PCB board
Wheelbase and Track Both dimensions must be set at 1:32nd scale plus or minus 1mm. Max width GP cars 53mm, Voiturette 50mm,
measured bulge to tyre bulge across the width of the car.
Bearings can be brass, oilite or ballrace
Ground Clearance
From the bottom of the chassis including ballast to track surface at any point. Including Screw Heads.
Grand Prix Car 4mm Minimum
Voiturettte Car 3mm Minimum
Guide Choice The slot guide must not protrude beyond the front-most point of the car when in the straight ahead position and viewed from above. Black in colour only. One guide per car.
Motor- Voiturette max rpm 18K rpm FF... seeing as the SRP ff 18k is easily available but 14 and 16k is not
GP- open choice
Motor Alignment - In-Line only
Front Wheels - Any wheel and tyre combination but must give a true representation of the original (I.e. no low profile or inappropriately narrow tyres), appropriate period style 3D inserts must be fitted.
Front Tyres - Overall diameter of wheels and tyre must be:
GP cars Min Diameter 21.5mm with a max width of 6mm.
Voiturettes Min Diameter 21.5mm with a max width of 6mm.
Contact patch and minimum width 4.5mm
Coated Front Tyres yes but only to reduce grip.
Rear Tyres - Overall diameter of wheels and tyre must be:
GP cars min Diameter 23.0mm with a max width of 7mm.
Voiturettes min Diameter 22.0mm with a max width of 7mm.
Tyres are measured bulge to bulge not contact patch
Contact patch 5.5mm
Glue & True - yes
Axles - Free Choice
Gears - Free Choice
Magnet No
Ballast - Free Choice
Weight - Min
Livery - It is essential that the car runs in an authentic livery from the period
