Post by Toymaker on Aug 14, 2010 23:45:29 GMT -5
Old6 is correct if it is important to you to be a HAMB Dragster but (at the risk of being a broken record) we all run ANRA's Open Wheel anyway and you can run what you want in this category. Rocky
PS Here is a HAMB Dragster build guideline I made up long ago using the HAMB Rules.
HAMB GAS Rail Reference Sheet
Check out the Jalopy Journal for more information
www.jalopyjournal.com/forum/forumdisplay.php?s=&daysprune=&f=38
THESE ARE GUIDELINES AND WRITTEN USING THE 2008 NHRA RULE BOOK
FOR CARS 11.99 AND SLOWER
Please check current NHRA rule book when building a car for a NHRA Track
Check out the Jalopy Journal for more information
www.jalopyjournal.com/forum/forumdisplay.php?s=&daysprune=&f=38
THESE ARE GUIDELINES AND WRITTEN USING THE 2008 NHRA RULE BOOK
FOR CARS 11.99 AND SLOWER
Please check current NHRA rule book when building a car for a NHRA Track
1. Frame rails shall be production or modified production units, or 1 1/2" by 3" by .118" wall (or larger) rectangular tube, or round tube 3" in diameter by 118" wall (or larger). No "slingshot" chassis allowed. Driver & engine will be located between the front & rear axle centerlines. Minimum wheelbase of 90" SEE NHRA 4:12
2. Stock width front axles and rear ends only. Front axles shall be stock production units or equivalent width aftermarket units only. Front suspension optional on cars weighing 2350 lbs or less with 100 inch or longer wheelbase. SEE NHRA ET Handicap racing, Super Pro, Pro, Sportsman, Suspension, Altereds, Dragsters Also SEE NHRA 3:2, 3:4
3. All cars must have at least a five point roll cage of minimum 1 5/8", 118" Mild Steel wall tubing. SEE NHRA 4:11
4. Rear axles shall be stock width production units only. Aftermarket gears are allowed. One piece axles recommended, Cars with keyed axles must use hub safety retainers. SEE NHRA 2:11, 2:2 Brakes 3:1
5. Closed or enclosed drivelines are encouraged. SEE NHRA 4:9 & 2:4 Open drivelines shall have 2"x 1/4" retaining hoop, straps within 6" of front universal joints. A minimum of .120 Steel plate flooring to protect driver from u-joint in case of failure.
6. Cars must have cowl/body and floor boards, belly pan sufficient to prevent driver's legs from exiting vehicle unintentionally Minimum .032 Aluminum or .024 Steel. SEE NHRA 7:5 Sub flooring independent of car body is mandatory in Dragsters that allow drivers legs to rest on Belly Pan or Chassis. SEE NHRA ET Handicap Racing A minimum .032 Aluminum or .024 Steel firewall is mandatory. SEE NHRA 7:4 Windscreen 7:7
7. Cars must be equipped with an engine mounted starter and be self starting.
8. Batteries must be securely mounted using modern safety standards and separate from drivers compartment. SEE NHRA 8:1
9. Cars must have a master battery cutoff switch accessible from rear of the car. SEE NHRA 8:4
10. Cars must have at least one red rear running light for night racing.
11. Engines must be pre-1962, inline, overhead, flathead and flathead V8 types with production cylinder blocks only. Later issues of these engines are acceptable as long as there are no significant changes between them. No aftermarket overhead valve heads allowed. No V type engines other than flatheads allowed.
12. Engines must be naturally aspirated. No superchargers, turbos, nitrous oxide or fuel injection.
13. No electronic ignition boxes mounting outside the distributor or coil in cap HEI allowed. Conversions in the manner of Petronix that fit within a stock dist cap are allowed. No aftermarket magnetos allowed.
14. Pump gas/racing gas only. No Methanol, nitromethane, or alcohol.
15. Era specific carbs only, stock appearing- no modern Holley, Edelbrock, or other aftermarket carbs Flash Shield or Scoop Required SEE NHRA 1:4
16. Fuel lines shall have no more than 12" total of rubber line. SEE NHRA 1:5
17. Cooling system or water tank must use a radiator cap and overflow/catch can system. SEE NHRA 1:7
18. Automatic transmissions are not allowed. All cars with clutches must run a stamped steel bell housing or a 1/4" scatter shield over production bellhousing. SEE NHRA 2:3 2:5 2:6
19 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". SEE NHRA 5:1, 5:2
20. Drivers must wear up to date NHRA acceptable full face helmet with shield (Snell M2000, M2005, K2005, SA2005, SFI 31.2A or 41.2 SEE NHRA 10:7 & ET Handicap Racing). SFI 3:3 Neck Collar or SFI 3:3 Head Sock or Skirted Helmet Required. SEE NHRA 10:8 3.2A/5 two layer fire retardant jacket & pants or suit required, SFI 3:3 Gloves required on all open bodied cars. SEE NHRA 10:10 Leather Driving shoes 3:3A/5 & Arm Restraints required @ FAMOSO & Recommended SEE NHRA 10:3
21. Five point NHRA approved safety harness required. SEE NHRA 10:5
22. 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.
23. 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.
24. Cars are to be built in the spirit of the 1950s
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