Street Stocks

3. STREET STOCKS 2022

3.1. ELIGIBLE MODELS
3.1.1. Any 1960 through 1988 with a factory wheelbase of not less than 108 inches allowed.
3.1.2. No factory performance cars allowed, including Barracudas, Challengers, Chargers, or Javelins.
3.1.3. No T-tops, sun-roofs, convertibles, jeeps, or trucks allowed.
3.1.3.A. El Camino and other body styles allowed with MVS approval.

3.2. ROLL BAR INSTALLATION
3.2.1. All vehicles must have a min 6 point roll cage with min 3 door bars on drivers side.
3.2.1.A. Must be constructed of at least 1 ¾”x.095 or better mild steel.
3.2.2. Roll bar must be located directly behind the driver and reach as close as possible to the roof and the left side of the car.
3.2.3. Roll bar must be back braced from the top of the bar to the rear car frame (or plate on floor) at approximate 45-degree angle.
3.2.4. Roll bar tubes must attach to the frame.
3.2.5. Chassis may be notched or clearanced for the following:
3.2.5.A. Suspension travel
3.2.5.B. Steering travel
3.2.5.C. Fuel pump clearance
3.2.5.D. Excessive cutting will be addressed by the officials

3.3. SUSPENSION 
3.3.1. Suspension & Chassis parts must remain absolutely stock except the following
3.3.2. Adjustable spring spacers and or leaf shackles allowed.
3.3.3. No Modifying of suspension is allowed except upper A-Arm mounts.
3.3.4. Must use stock lower arms.
3.3.5. Tubular upper arms are allowed.
3.3.6. Any drag link and any tie rods allowed.
3.3.7. Racing springs and spring rubbers allowed.
3.3.7.A. Only 1 rubber per spring.
3.3.8. Weight jacks are allowed.
3.3.9. 4 Link cars are allowed adjustable UPPER Links to set Pinion.
3.3.10. 3 LINKS allowed
3.3.10.A. See rule 3.16 below
3.3.11. No new or replacement equipment allowed, unless approved by MVS.
3.3.12. No rear sway bars allowed, even if stock for year and model.
3.3.13. One piece front sway bar with any mounts and adjusters allowed.
3.3.14. Shocks must be WB Pro Shocks Only.
3.3.15. No blocked shocks allowed.
3.3.16. No steering stabilizer shocks allowed.
3.3.17. No Bump stops.

3.4. BODY AND APPEARANCE
3.4.1. No holes in the hood.
3.4.2. Hood must seal all four sides
3.4.3. Hood scoops completely enclosed.
3.4.4. Complete bumper-to-bumper stock steel body must be maintained except
3.4.4.A. Plastic nose, tails and Fiberglass hoods allowed.
3.4.4.B. Aftermarket stock appearing steel racing bodies allowed at officials discretion
3.4.4.C. Stock roof and A-post must be maintained.
3.4.4.D. Bodies may be cut for wheel clearance
i. No sharp edges or excessive cutting (official discretion)
3.4.5. Must be stock steel floor pan, firewalls may be moved must be min 22 gauge steel.
3.4.6. Front and rear firewall must be sealed completely from the driver.
3.4.7. Straps must be installed to prevent hooking if stock bumpers are used. All headlight and taillight holes must be covered.
3.4.8. Trunk and hood latches must be removed and replaced with hood pins.
3.4.9. Aluminum racing seats required, properly attached to roll cage. ( min 4 x 3/8″ Bolts )
3.4.10. Drivers door bars must be plated with 1/8” min steel from A post to B post.
3.4.11. Spoilers Maximum 6.5″ x 60″ attached at top and center of rear bumper cover.
3.4.12. All glass must be removed.
3.4.13. 1/8″ lexan minimum must be used for windows.
3.4.13.A. 3 dash supports must be used to stop objects from entering the drivers cockpit.
3.4.13.B. Any windshield that interferes with vision must be replaced.
3.4.14. Car number at least 5” high must be on passenger side of windshield.
3.4.15. Roof numbers must be readable from the right (passenger) side of the car

3.5. ENGINE SPECIFICATIONS (ALL Engines)
3.5.1. All engines centered in frame.
3.5.2. #1 spark plug minimum 2″ forward of ball joint center line on all cars.
3.5.3. Only header allowed Schoenfield 185 or 185CM or 151CM
3.5.3.A. No wraps or coatings inside or outside of exhaust.
3.5.4. Exhaust Must exit behind driver under the car and in front of the rear tires.
3.5.5. Exhaust must not extend outside body line.
3.5.6. Exhaust must not drag the track.
3.5.7. Any Power steering pump allowed with a V belt drive,
3.5.7.A. Remote reservoir OK.
3.5.8. Any water/crank pulleys allowed.
3.5.9. Belts may only be “v-belt” style, no serpentine, glimer, etc…

3.6. GM 602 Specific Rules:
3.6.1. Mark Kidd performance is only 602 rebuilder allowed.
3.6.1.A. MVS must be notified prior to rebuild
3.6.1.B. After rebuild, engine must be dyno’d by Kidd and dyno sheets turned in to MVS before you can race.
3.6.2. If you buy a used 602 crate motor, you will be required to have Mark Kidd dyno it and supply MVS with dyno sheets with crate motor serial number on paperwork before you can race.

3.7. NON 602/ Built Engine Specific Rules:
3.7.1. No aftermarket racing parts in engines.
3.7.2. Maximum 9 to 1 Compression By MVS compression.
3.7.3. Maximum 360 Cubic Inch.
3.7.4. Engine swapping between corporate manufacturers allowed.
3.7.5. Vortec Heads only.
3.7.5.A. No fuel injected heads allowed.
3.7.6. Hydraulic cams only.
3.7.7. Cam lift may not exceed .445 at the valve.
3.7.8. Vacuum must be minimum 14 inches checked at 1000 RPM. (same as 602’s)
3.7.9. Stock Hydraulic lifters, push rods, and 1.5 Ratio rocker arms.
3.7.10. No porting or polishing is allowed on any head.
3.7.11. Only standard valve jobs allowed.
3.7.12. Only Intake Allowed Edelbrock 2101 Intake.

3.8. CARBURETOR
3.8.1. All cars must run a single carburetor.
3.8.1.A. Must pass MVS carb tool check or carburetor will be confiscated.
3.8.2. Any spacer/adapter allowed.
3.8.3. 1 normal gasket top and bottom installed between carburetor and intake manifold.
3.8.4. Any attempt to pull outside air other than down through the venturi is not permitted.
3.8.5. No automatic jet system.
3.8.6. Any air filter under the hood.
3.8.7. Air filter housing must be open 360 Degrees.
3.8.8. No baffling, shielding, or ducting allowed in the engine compartment or air filter

3.9. ELECTRICAL/BATTERY
3.9.1. Coil in cap distributors only
3.9.2. One 12V battery only
3.9.2.A. Must be strapped and securely covered.
3.9.2.B. Batteries must be safely and securely mounted behind driver and outside of drivers compartment.
3.9.3. Working Master kill switch in center of car is required.
3.9.4. All cars must run a working tachometer.
3.9.5. All cars must run a MSD soft touch rev limiter with a track chip (5800).

3.10. COOLING SYSTEM
3.10.1. Radiators must be in stock location.
3.10.2. Radiator overflow catch-can, 1 Quart capacity or more.
3.10.2.A. Must be mounted in front of firewall.
3.10.2.B. May NOT be a drink bottle.

3.11. TRANSMISSION and REAR END
3.11.1. OEM automatic 350 or 400 Turbo Transmissions
3.11.1.A. Stock ratio Torque converters only
3.11.1.B. No lockup converters
3.11.2. Stock cast iron manual transmissions allowed with minimum 2 forward and 1 reverse gear
3.11.2.A. 10.5″ stock clutch or larger only
3.11.3. It is mandatory that two 360 degree steel brackets, to be placed around the drive shaft and fastened to the floor or cross member of the car to prevent drive shaft from dropping to race track and/or hitting the driver.
3.11.4. All drive shafts must be made of steel and painted white
3.11.4.A. minimum 2″ OD.

3.12. BRAKES
3.12.1. Brakes must be operational and lock up all four wheels.
3.12.2. Brake bias device allowed.
3.12.3. No after-market type brakes.
3.12.4. Brake master cylinder must be stock style
3.12.4.A. Booster not required.
3.12.5. No cooling of the brake system allowed.

3.13. WHEELS AND TIRES
3.13.1. Reinforced steel 8”racing type wheel mandatory.
3.13.1.A. Minimum 19#s.
3.13.2. Wheel spacers are allowed.
3.13.3. Tire softening or altering not allowed,
3.13.3.A. Durometer testing will be enforced.
3.13.4. All 970s must be bought from MVS.

3.14. Fuel & Fuel Cell
3.14.1. Only fuel is Ethanol pump gas
3.14.1.A. No additives.
3.14.2. Stock tank must be removed and replaced.
3.14.2.A. Maximum 16 Gallon Capacity racing fuel cells only
3.14.3. Fuel cell must be secured with steel tubes
3.14.3.A. No less than two lengthwise and two crosswise 360 degrees both directions.
3.14.3.B. Tubes must be made of 1 inch x 1 inch square tubing.
3.14.3.C. Two tubes must support fuel cell container
3.14.3.D. minimum of 1 inch square tubing secured to frame.
3.14.3.E. The bottom of the fuel cell container must have a minimum ground clearance of 8 inches.
3.14.3.F. A 1/8th inch steel plate must be installed at the front and rear of the fuel cell frame work.
3.14.3.G. Plate must be mounted on the outside and must extend from the top to bottom, and side to side of cell.
3.14.4. One, 1 inch maximum vent outside of body at left rear tail light.
3.14.4.A. Check valve must be installed to prevent fuel from coming out.
3.14.5. Only one fuel line permitted from fuel cell to fuel pump.
3.14.5.A. If run through drivers cockpit, fuel line must be in a red, steel tube mounted no more then 1/2 “ off of floor pan.
3.14.6. Fuel cell centered in between frame rails
3.14.7. Fuel Rule Penalty is loss of all points, purse and point funds for the season.

3.15. PERSONAL PROTECTION
3.15.1. All drivers must monitor race control at all times.
3.15.2. Approved helmet SA 2015 minimum.
3.15.3. Five point minimum racing seat belts required.
3.15.3.A. Must be within 3 year date
3.15.4. Head & Neck Restraints recommended.
3.15.4.A. If not used then racing donut required.
3.15.5. Window net required on the driver’s side.
3.15.5.A. Must be mounted properly.
3.15.5.B. Must be within 3 year date
3.15.6. Fire retardant gloves, shoes, and fire suit required.
3.15.7. Center of steering wheel must be padded with a minimum of 2 inches of resilient material.
3.15.8. All rollbars must be padded within driver’s reach.

3.16. Weights Heights and Widths
3.16.1. All measurements will be taken under the following conditions
3.16.1.A. Driver will be in car, in race position, with equipment on person
3.16.1.B. Air pressures will be maximum 20 PSI left side 30 PSI right side
3.16.1.C. Cars will not be jacked up while in line for tech
3.16.1.D. Total weight will be measured pre race
3.16.1.E. Left side weight may be measured at any time
3.16.1.F. All heights will be measured pre event
i. If measured post event all heights will be given 1/4” grace
3.16.1.G. Following any pre event tech, cars must proceed directly to staging
i. No stopping no exceptions
3.16.2. Only equipment allowed in staging will be an air pressure gauge and an air tank
3.16.3. No adjustments allowed in staging other than air pressures
3.16.4. Fuel may be added post race at officials direction to ensure total is met and no weight has been removed.
3.16.4.A. Fuel may not be added to achieve appropriate left side weight
3.16.5. Minimum ground clearance is 5 inches
3.16.5.A. This applies to everything except the exhaust
3.16.6. Weights Pre Race
3.16.6.A. Auto transmission 3300#s & 56% left
3.16.6.B. Standard Transmission 3400#s & 55% left
3.16.6.C. Weight non 602/built engines and/or 3 link chassis 50# additional -1% left.
3.16.7. Crank Height 13″.
3.16.8. Track width on 108″-110″ Width 77.5” maximum on official toe plates
3.16.9. Track width on 111″ or longer cars Width 78.5” maximum on official toe plates
3.16.10. 3 link cars will be 2” narrower than other cars of the same length
3.16.11. Transponder 168″ from leading edge of front bumper cover.

3.17. Prostesting and Claim Rules
3.17.1. Protesting Crate Motors
3.17.1.A. Anyone may protest a crate motor.
3.17.1.B. $900.00 in cash to race director within 10 min of main event checkered flag.
3.17.1.C. Protested team shall pull engine and turn over to track officials.
3.17.1.D. Engine will be delivered to engine tester of MVS choice.
3.17.1.E. If legal engine will be returned to owner and $300.00 from protest.
3.17.1.F. If illegal MVS will keep engine and protester gets $900.00 back.
3.17.1.G. Refusal 1.5.20 penalties will apply.
3.17.2. Claim on used 602 by promoter or any driver racing in the class is $2,500
3.17.2.A. If you have a new sealed 602 purchased from MVS the claim is $4,500.
3.17.2.B. Drivers claiming must be approved by track
i. This is to prevent drivers from racing once and claiming an engine costing MVS a car for the season
3.16.12. Claim on ANY built engine is $2,000 by any driver racing in the class.
3.16.12.A. Drivers claiming must be approved by track
i. This is to prevent drivers from racing once and claiming an engine costing MVS a car for the season

3.18. PENALTIES
3.18.1. Competitors found using items that are not within the rule of being strictly stock will be penalized points and or purse.
3.18.2. Any rules violation that results in disqualification will result in the following:
3.18.2.A. Driver must start the next full event they compete in from the last position
3.18.2.B. Driver will be required to count the DQ in year end points
3.18.3. Illegal parts will be confiscated.

MVS MAY CHANGE ANY RULE AT ANY TIME IF DEAMED NECESSARY TO KEEP COMPETITION CLOSE. IN ORDER TO PROMOTE COMPETITIVE RACING.

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