| PRO STREET | |
![]() Photo Courtesy of Laura Barkley |
ETHAN BARKLEY #1 Pro Street - SPONSORS - |
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Requirements and Specifications |
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Pro Street will show case the quickest street bikes in Canada. Created as a safe alternative to illegal street racing. All bikes must be street legal with self-starting motorcycles engines only. Unlimited engine modifications with any approved fuel. Designation: PS. preceded by rider number. Tech inspection: Tech inspection will be done by the class: The CMDRA will certify two competitors or class crew members that will perform all tech inspections for the class. You cannot tech your own bike or team. |
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1. Engine |
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| (a) Engine:
Must be stock-type engine designed and manufactured for production motorcycle use. Single engine only. Carburetors, turbochargers, fuel injectors and superchargers may be used in any combination. Unlimited displacement and modifications. Crankcase and all tanks containing fluids must have vent tubes routed to a catch can or have a non-spill breather system. (b) Fuel: Gasoline, Alcohol, and Nitrous only. Nitromethane prohibited. (c) Fuel System: Nitrous bottles must be stamped with Dot-1800 rating and be securely mounted. No hose clamps or tie straps. Line from bottle to solenoid must be high pressure steel braid or steel. NOS bottle mounting:NOS bottles should be mounted when possible within the frame of the bike. However they can be mounted on the side of the bike if equipped with approved valve guards. Schnitz part number TVC-NOS |
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| 2. Drive Train | |
| (a) Chain and/or belt guard
mandatory
Must extend from the centerline of the rear axel covering the full length of the exposed swing arm, ending no shorter than 3" from the point the swing arm goes behind the main frame spar. Guard should be constructed from .060 inch steel or .125 inch aluminum and firmly mounted. No clamps or tie straps. O.E.M chain guards allowed only on stock length O.E.M. swing arms. (b) Clutch: No air activated or slider clutches. Clutch must be lever activated by the rider’s hand. Bike must be ridden back up the return road under its own power. (Only broken bikes can be towed back) Any type of clutch or belt drive may be used. Clutch assembly must have top and at least half of the side surface covered by .060 inch steel or .125 inch aluminum or O.E.M. (c) Rider Aids: No restrictions on 2-Steps, air activated clutches or slider clutches. (d) Transmission: Any transmission other than automatic. |
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| 3. Suspension and Brakes | |
| (a) Brakes:
Front and rear hydraulic type brakes are mandatory. Minimum rotor size is 7 inch diameter x 3/16 inch thickness, O.E.M. or aftermarket. Rotors may be drilled only if minimum diameter and thickness are maintained. (b) Controls: Handlebars must measure 20 inches overall with grips removed. Grips may not extend below bottom of fork crown. Snap back throttle return mandatory. Foot pegs may be rear set. Any shifter or brake pedal that can be operated with the foot on the peg will be permitted. Air or electric shifters permitted. Air bottles must be stamped with Dot-1800 rating and be securely mounted. No hose clamps or tie straps. (c) Suspension: Aftermarket suspension permitted. Wheelie bars prohibited. (d) Minimum Suspension Travel: Front suspension minimum fork diameter of 32 mm with a minimum travel of 1.5 inches. Steering damper strongly recommended, mandatory running 150 MPH or faster. (e) Ground Clearance. 2” minimum ground clearance: A 2” pipe must roll freely under the bike with the rider seated on the bike, rear tire at 15 PSI. Low profile oil pans with side or recessed drain plug are recommended, but are not mandatory. Ground clearance must be ½ inch greater than the maximum front fork travel. Example, A bike with 3 inches of fork travel must have 3.5 inches of ground clearance. (f) Fork Straps: Fork Straps will be allowed for lowering the front suspension. Adjusting forks straps to lower the ride height of the bike after tech inspection is not allowed. Anyone caught violating this rule would lose all his or her points and be disqualified for that event. If you are caught again you could lose all your points for the season. |
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| 4. Frame | |
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(a) Frame:
Stock OEM frames allowed. Frame must display vehicle identification number (VIN) in original location. Strengthening modifications to stock frames are permitted as long as the frame is not weakened. Strengthening gussets and/or tubes may be added but not removed. Accessory brackets (radiator, shock reservoir, etc.) may be changed, relocated or removed unless they also serve as a strengthening member. Steering head angle may not be less than stock rake or more than 40 degrees maximum rake. Minimum offset from steering stem centerline to fork centerline is ½ inch. Minimum seat height, with rider in position and seat compressed, measured from lowest point of seating position to ground is 20 inches. Frame strengthening gussets/tubes and replacement brackets must be made from 4130 chrome moly steel on OEM steel frames or a compatible aluminum alloy on OEM aluminum frames. All welding must be done by using mig or tig welding process in a "workmanship" like manner. Frames may be polished. Wheelie bars prohibited.Wheel Base. 68” maximum for turbo charged bikes, 70" for all others. |
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| 5. Wheels and Tires | |
| (a) Wheels:
Front wheel: minimum diameter 16 inches; maximum diameter 21 inches. Rear wheel: minimum diameter 15 inches; maximum diameter 18 inches. (b) Tires: DOT motorcycle street tires only with 2/32" tread on front and rear. Slicks prohibited. Wheels wider than 6.25 - inches using tire tubes must have beadlock. Beadlock highly recommended on rear wheels. No weight reduction modifications. |
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| 6. Body | |
| (a) Body:
All main body parts, including tail sections, must have stock appearance and shape (i.e. no one piece bodies or tank shell). Alterations of gas tanks are limited to sloping at rear of tank, brand name must appear on both sides of bike. Replacement parts are allowed, but must retain the shape of the stock parts they replace. *Altering of stock body shapes must be approved by tech director. Approved aftermarket tanks from Catalyst Racing Composites Suzuki GSXR1000 - GSXR1SOT05 Suzuki Hayabusa - BUPSTK99 or BUPS2TK99 (b) Seat: Stock O.E.M. or seat with a step to prevent rider from sliding backwards. |
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| 7. Electrical | |
| (a) Ignition:
Any ignition system is permitted. Two steps allowed only on non turbo charged bikes. Must be equipped with a positive ignition cut-off attached to the rider with a lanyard of rawhide, wire, etc. Cut-off must be connected on primary side of the ignition circuit. (b) Charging System: Functional charging system with functional headlight and tail light, required. O.E.M headlight in the stock location is required. Back of headlight may be modified but must retain O.E.M appearance. Turn indicators optional. Headlight is required to be on during all qualifying and eliminations. In the event of failure, charging system will be rechecked and repairs will have to be completed prior to next round. (c) Starting System: Must be self starting. No external electric starters, roller or push starts prohibited. (d) Computers: Only data gathering computers are allowed. |
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| 8. Rider | |
| (a) Credentials:
Starting in 2007 only CMDRA Licenses will be accepted if you’re running 9.99 or quicker. Must have a valid provincial or state rider’s license. Racers running 9.99 seconds or quicker must have a valid CMDRA competition license. (b) Helmet: Full face helmet meeting Snell 00. Must have Snell tag.(c) Protective Clothing: Must have leather jacket. Must have full leathers if running 120 MPH or faster. Two piece suits (jacket and pants) must be joined with a zipper at the waist. Must have leather boots/shoes which cover above ankle. Must have leather gloves. All protective clothing must be in good condition. (d) Race School mandatory for first time racers. |
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