Competitors in the Street A class are limited to a single 650 cubic inch (10652 cubic cm) or smaller battery. Competitors in the Street B class are limited to a single 800 cubic inch (13110 cubic cm) or smaller battery. Competitors in the Street C class are limited to a maximum of two each 800 cubic inch (13110 cubic cm) or smaller batteries.
Additional Guidelines:
* Only "standard", 12-volt, 6-cell (connected in series), lead/acid or gel-type batteries are permitted in the Street Division.
* Aftermarket batteries are acceptable provided no other applicable rules are violated.
* Hybrid (ie 12/16 volt) and/or custom-made batteries are prohibited.
* The physical size of each battery is calculated from the physical dimensions of the battery. (Height x Length x Width excluding the battery terminals) The physical shape of the battery is irrelevant.
* The primary battery must be located in the same general area as the OEM battery location. (For example, if the OEM battery location is under the hood, the primary battery must be located under the hood as well. Aftermarket battery trays and/or custom fabricated battery brackets may be installed provided no other applicable rules are violated.)
* The secondary battery (if installed) may be mounted behind the B-Pillars or under the hood provided no other applicable rules are violated.
* Batteries may not be mounted underneath the vehicle. (Underbody battery boxes, racks, etc. are prohibited.)
* Batteries may not be swapped out during the course of an event.
* Batteries that are designed in such a manner as to circumvent the above rules may be deemed illegal by the dBDRA.