Flokkur í anda HAMB drags

[maggifinn]

Hvernig litist mönnum á að koma upp flokki í anda HAMB-drags keppnanna?
Þetta mætti opna aðeins, til að auðvelda partaleit á íslandi og gera þetta ódýrara.
Ég held að þetta væri rosa gaman ef hressir strákar og stelpur mæta með nokkra bíla og spreyta sig.

Rules

1. Stock or modified stock frame rails, rectangular tube or round tube 3′’ diameter or larger.
2. Stock width front axles and rear ends only.
3. All cars must be equipped with a minimum four point roll bar of 1 3/4″ tubing with a main hoop higher than the driver’s head and 2 support bars down to the frame towards the firewall. Tubing must meet NHRA minimum wall thickness for application.
4. Cars with keyed axles must use hub safety retainers.
5. Closed drivelines are encouraged. If open driveline is used driveshaft must have a 1 1/2″ x 1/4″ “driveshaft loop” within 6 1/2″ of front and rear universal joints and be totally covered/sealed off from driver with steel or aluminum floor pan.
6. Cars must have cowl or body and proper floor boards/belly pan to prevent driver’s legs from exiting vehicle in event of a crash. firewall mandatory.
7. No “slingshot” chassis. Driver and engine must be positioned between the front and rear axles.
8. Cars must be equipped with an engine mounted starter and be self starting.
9. Batteries must be securely mounted and fully enclosed.
10. All cars must have a master battery cutoff switch accessible from outside the car.
11. All cars must have at least one red rear running light for night racing.
12. Flathead v8 or inlines, pre-1962 inline engines with stock cylinder blocks only. No exotic aftermarket inline six overhead valve heads (Wayne). No OHV V8s or V6s. (If you are looking to run a straight 6 with exotic heads or a flathead with an o/h conversion, contact Ryan for some good news.)
13. Engines must be naturally aspirated. No superchargers, turbos, nitrous oxide or fuel injection.
14. No electronic ignition boxes that mount outside the distributor or “coil in cap” HEIs. Conversions such as “ignitor” or “stinger” that fit within a stock dist cap are allowed. Aftermarket magnetos not allowed.
15. Pump gas/racing gas only. No Methanol, nitromethane, or alcohol.
16. Era specific carbs only, stock appearing- no modern Holley, Edelbrock, or other aftermarket carbs.
17. Fuel lines can have no single rubber piece longer than 24″, must be fastened by hose clamps, not hard or cracked.
18. Cars equipped with a cooling system or water tank must use a radiator cap and overflow/catch can system.
19. Automatic transmissions are not allowed. All cars with clutches must run a stamped steel bell housing or a 1/4″ scatter shield.
20. Cars must have rims no wider than 6″ and only bias ply street treaded tires allowed. No radials, slicks, or cheater slicks allowed. Tire tread width must measure no more than 6″.
21. Drivers must wear full face helmet, single layer (or more) fire retardant jacket or suit, gloves, jeans (or fire retardant pants), and leather shoes.
22. Five point NHRA approved safety harness required.
23. All cars must be of general soundness and safety. Must have all lug nuts, sound steering, cotter pins in place, and heim ends “captured” etc. Must pass all tracks general safety rules.
24. No electronic/pneumatic drivers aids such as rev limiters, two steps, shift lights or electric shifters. Tachometers are allowed if they don’t have a rev limiter or a shift light.
25. Cars must be built in the spirit of the “Bug” and other early rail jobs. If ya aren’t familiar, ya better ask…
26. All HA/GR cars are required to run a H.A.M.B. Logo in a visible location.

Hér er stutt vídjó af einu svona apparrati; Hamb Gas Dragster setting new ET record

[maggifinn]

Aukið svigrúm einsog 6cyl línukrafan væri tekin út til að hleypa inn 4cyl, og toppventlavélar leyfðar meðan sílendrar fara ekki yfir 6.

[baldur]

Þetta er áhugaverður flokkur.

[maggifinn]

Það er til fullt af hressum strákum og stelpum sem tildæmis leigja saman aðstöðu sem væru í litlum vandræðum með að henda saman í einn svona bíl, bara skemmtileg og ódýr leið til að upplifa spennuna og stemmninguna við að koma með eigið sitt hugverk til að keppa og leika sér með öðrum í þessu frábæra áhugamáli.

Hér eru sambærilegar reglur sem keppt er eftir á Tulsa Raceway Park:



SDRA Rules, Ventage Gas Dragsters
SDRA 2014 Rules

General Information:

Vintage Gas Dragster refers to the type of car, not the age of these cars.

Vintage Dragsters should be built to resemble drag cars of the late 40’s, early 50’s. They should conform to today’s safety standards. This will mainly impact the roll cage area. This is to satisfy track and insurance requirements. (YOU ARE RESPONSIBLE FOR THE SAFTEY AND INTEGRITY OF YOUR CAR.)

Vintage Gas Dragsters rule changes must be voted on by car owners and passed by 60% of the members. Each car gets one vote. ONLY car owners that are current dues paying members of SDRA can vote. All competition points earned by that car stay with that car. And points totaled at Dec. 31st or sooner for the year.

Important - The idea of these cars and rules is that a person working a 40 hour week or is on a limited budget can have and enjoy a race car. No car shall be quicker than 11.50 seconds that will be considered a "break out", causing a loss, If both Break out the closer to 11.50 sec. wins. Any questions, please feel free to ask.

#1 – ENGINE:

Inline and flathead V8’s motors – stock iron blocks. Flatheads motors may run aluminum heads. OHV inline motors must run original type IRON head and IRON block. Porting and polishing allowed. Cars with cooling systems or water tanks must have a radiator cap and over flow catch can.

NO: - Overhead Cam motors, Overhead valve V8’s or V6’s. No Superchargers, Turbochargers, or Nitrous oxide.

#2 – IGNITIONS:  Any

#3 - CARBUERATOR/S ONLY:

Carbs must have anti siphon device(s), such as velocity stack(s), air cleaner(s), or air scoop(s) in the 40’s and 50’s style.

#4 – FUELS:

Pump gas or Racing gas only. NO ALCOHOL.

#5 – TRANSMISSION / CLUTCHES:

AUTOMATICS ALLOWED, STALL CONVERTERS ALLOWED. Must have a WORKING neutral safety switch, and a reverse lockout. Shift light ok. Cars should have an NHRA style shield around the flex plate area.

No Trans brakes.

Standard transmissions must have a reverse lock out with a neutral safety switch, and run a ¼” 360 degree scatter shield if using stock bell housing. Flywheels and clutch assembly should be new, not rebuilt. Racing components preferred.

 

#6 – FLOORBOARDS:

NHRA requires all cars to have a floorboard or belly pan to protect the driver from debris. Floorboards over the transmission area are to be of the following material and go to the rear of the seat;

Steel - .024 min.  Aluminum - .032min.

An SFI certified blanket may be used in place of a floorboard over the transmission.

#7 – TIRES / WHEELS:

A 6 inch max. rear tire tread width, automotive DOT street tire only. Radial or Bias ply OK. Rear wheels can be any diameter but no wider than 6 inches. Steel wheels recommended. No slicks or cheater slicks of any design allowed.

#8 – STARTERS / BATTERIES / TAILLIGHT / BRAKES:

Cars must be equipped with an engine mounted starter and be self-starting. Batteries must be securely mounted in a box. Cars must have a MASTER Cut Off switch mounted on the REAR of the car. A solid RED light must be attached to the REAR of the car for night racing. Brakes can be foot and/or hand operated and must be in good working order.  No line locks.

#9 – DRIVER SAFETY:

Driver must wear a full face helmet. Snell 2005 or later, or approved by NHRA, and at least a single layer fire retardant jacket and pants or suit and leather shoes, Neck, arm restraints, gloves and a 5 point safety restraint harness that is SFI approved and up to date is required. Ref. NHRA.

#10 – CHASSIS:

Mild steel tubing of .125” wall, (a wall thickness greater than .118 will meet NHRA spec.. Stock or modified frame rails, 3” OD x .125” wall round, 1-1/2” x 3” rectangular tube, 3” x 2” x.125” C channel, are acceptable. NO Chrome moly.

Stock width rear axle preferred. (52” min track width). Rear end to be solid mounted with a min of 3ea. Grade 8, 3/8” bolts per side. An anti-rotation device should be used. 52" min track width measured center of tire to center of tire.

Front axle width 40” min (king pin to king pin). A sprung front axle is recommended, solid mounting is optional. Positive caster recommended.

Wheel base; 92” min., 130” max

Driver’s seat bottom must be between the axles. NO sling shot style cars.

Grade 5 or better bolts and capture washers required on all heims.

ALL cars must have a fire wall, side panels, cowl and Floorboard or belly pan, to protect the driver.

 

#11 – ROLLBARS:

NO CHROMEMOLY.

A 5 point cages can use 1-5/8” x .125 wall tubing; main hoop must be 2” over driver’s helmet, with the front hoop 3” min. in front of the driver’s helmet.

A 6 point cages can use 1-1/2” x .125” tubing; main hoop must be 2” over driver’s helmet, with the front hoop 3” in front of the driver’s helmet.

See NHRA rule book for cage construction details.

#12 – DRIVELINE:

If an open drive line is used: a safety loop (2” x ¼” strap) must be installed within 6” of the center line of each U joint. Floor boards or steel drive-shaft cover must separate the driver from the drive shaft.

#13 – STEERING:

Any box converted to center steer; Vega, Corvair, etc., SPE or the like. No excessive play. Grade 8 bolts or better required and capture washers.



http://www.tulsaracewaypark.com/rules/rules/sdra-rules