Rival Drift Series 2018 – Rules

Rival Drift Series 2018 is a 3-round competition series. It was created to fill a current void in the grassroots community. This series is made for those who want to compete at the grassroots level without having to build a high horsepower “ProAm” type competition car.

**This is a separate series from TOP DRIFT ProAm and has no affiliation to Formula D Pro 2 licensing.**

Rival Drift Series rules are as follows:

● All engine swaps 3500cc (3.5 liters) and below are allowed.
***The only exception will be if the car came equipped with an engine with a displacement larger than 3500cc from the factory (i.e. Mustang, corvette, 370z, etc.)***

● Modification of engine is allowed (Turbo Charger, Super Chargers, Internal modifications, including stroker kits, variable valve timing etc.)

● Use of nitrous oxide system is prohibited.

● Firewall modification is prohibited. Slight clearance modifications for engine/transmission fitment must be approved by tech.

● Transmission swaps are open.

● All tires on the vehicle cannot exceed 235 in width.

● Front tire treadwear is open.

● Rear tire treadwear must be 300 and higher.

● No fuel cell allowed.

● Surge tanks are allowed but must be enclosed and sealed completely from the cabin.


Roll cage minimum requirements:

● 4-point bolt-in roll cage with door bars.
*Door bars can be bolt in with a sleeve or tube connector type joints. Cusco style tabs and bolts will not pass tech for door bars.

● All convertibles MUST have a cage welded to the car with welded door bars. No bolt in cage allowed.

*Roll cage is not required for qualifying but competitor cannot proceed to top 16 tandem rounds (not including convertibles).

*Although a bolt-in cage will pass tech, a 6-point welded roll cage with welded door bars is highly recommended.

* Special rounds may not require a cage and will be announced prior to the event.

* No exceptions for convertibles regardless of special rounds mentioned above

● Roll cage material should be SAE 1020 or 1025 Mild steel tubing or DOM, 1.5”x0.95” or comparable.

● SFI or FIA rated door bar padding required in exposed impact areas (door bars, A to B pillar bars and all bars around the driver head).

● Fire extinguisher required. Must be mounted inside the cabin, positioned within driver’s reach.

● Windshields must be glass with no cracks larger than a quarter.


●OEM dash must be present.

●OEM or aftermarket door panels must be present and secured properly via fasteners.
*Cutting of either parts to fit around the cage is allowed.

● All wheels and tires must fit under fenders. Minor protrusion of the tire from stretching is allowed

● Vehicle must be 1 color.
*Livery/designs/decals are allowed.

●Vehicle must have all body panels present and secured on the car at the time of tech.

● OEM style headlights and tail lights must be used.

● Aftermarket bash bars are OK but must fit and cover bumper properly and entirely.

● Functional tow hooks required in front and rear. Factory tow points OK.

● Seat belt/harness
*OEM seat belts allowed with factory seat.
*Minimum 4-point harness is required for any aftermarket seat.