General Rules

Please  pdf click here (147 KB) to read the complete rules associated with Greenfield Dragway.

Quick Tech Guide

Please pdf click here (140 KB) for a printable version of the Quick Tech Guide. QUESTIONS? For answers to commonly asked Tech questions please click here to visit the Maritime Drag Racing Tech Page.

13.50 and slower

• brakes all four wheels
• neutral safety switch / clutch activated switch mandatory
• drive shaft loop required on any vehicle using racing slicks
• all street tires must have at least 1/16 of an inch of tread or more
• retread or remolded tires are strictly prohibited
• Proper Snell rated helmet is required on all entries running 13.99 or quicker,14.00 and slower require a helmet in acceptable condition

13.49 to 11.50

• must have a master cutoff switch if battery has been relocated and be clearly marked ON/OFF and meet all other NHRA specs
• roll bar mandatory in all convertibles running 13.49 to 11.00 with all safety equipment required according to NHRA specs
• any vehicle with a roll bar will be required to have safety belts dated within two years of present date

11.49 to 10.00

• brakes all four wheels unless other wise specified by NHRA rule book
• fire jacket meeting SFI specs
• flywheel and transmission shield meeting SFI specs
• automatic transmission shield meeting SFI specs on vehicles running 10.99 and quicker
• harmonic balancer meeting SFI specs on vehicles running 10.99 and quicker
• roll cage / roll bar as per NHRA ET breaks
• roll cage mandatory on all convertibles or vehicles having an altered firewall/floor running quicker then 10.99 or 135 mph
• safety belts dated within two years of present date
• aftermarket axles and axle retention device on vehicles running 10.99 and quicker
• drive shaft loop
• Proper Snell rated helmet

9.99 and quicker

• parachute mandatory on all entries 150mph and over
• 9.99 and quicker require full fire suit, gloves & full face Snell helmet meeting SFI specs
• neck collar meeting SFI specs
• flexpate and shield meeting SFI specs
• roll cage meeting NHRA specs
• window net meeting SFI specs
• 2nd drive shaft loop
• Master cutoff switch

BIKES, SNOWMOBILES AND ATV's

DUE TO THE VARIANCE OF RULES REGARDING THIS CLASS PLEASE REFER TO THE CURRENT NHRA RULE BOOK.

ALL THE RULES LISTED IN THE  QUICK TECH GUIDE ARE TO BE USED AS A REFERENCE AND NOT TO BE CONSIDERED CONCLUSIVE AS THE NHRA RULE BOOK HAS THE CONCISE RULES REGARDING ALL CLASSES AND ET BREAKS.

RACE SMART AND SAFE.