SCORE Class 4

SCORE[1] Class 4 is a limited four-wheel, single or two-seat vehicle class that competes in the SCORE off-road race series including the Baja 1000, Baja 500, San Felipe 250, Baja Sur 500 and the SCORE Desert Challenge. Class 4 was added in 2009.

This is an open class and all components will be considered open unless restricted by SCORE International.[2]

## Contents

* 1 Vehicle description
* 2 Class requirements
* 2.1 Engine
* 2.2 Suspension
* 2.3 Body
* 3 References
* 4 External links

## Vehicle description

Limited 4-wheel, single or two-seat vehicles. Limited 2.4-liter Ecotec sealed engine. Must use Delphi MEFI 4 or MEFI 5 ECU.[3] Frame, suspension and appearance are similar to that of a Class 10 vehicle.

## Class requirements

### Engine

Stock GM Ecotec 2.2-liter four-cylinder engine. Single seat vehicles are limited to 2.2 liter engines but two-seat vehicles are limited to 2.4 liter. 2.4 liter engines must use the cable controlled 2.2 liter throttle body. No fly by wire throttle bodies[4] are permitted.

Engine must remain stock as delivered by the manufacture. Engine must be sealed by SCORE prior to being installed into vehicle. Must use stock Delphi MEFI ECU 4 or 5.

### Suspension

Unlimited.

### Body

No production bodied vehicles are allowed in this class.

## References

1. ↑ "SCORE OFF-ROAD RACING – SCORE-International.com". http://www.score-international.com.
2. ↑ SCORE International Off-Road Rules and Regulations 2011-2015.
3. ↑ "Electronic Control Modules". http://www.delphi.com/manufacturers/auto/powertrain/gas/ecm.
4. ↑ "Electronic Throttle Control (Drive By Wire or Fly By Wire)". https://www.picoauto.com/library/training/electronic-throttle-control-drive-by-wire-or-fly-by-wire.

* SCORE International (2006). "2011-2015 Off-Road Racing Rules and Regulations".
* SCORE International. "2009 New Classes & Existing Class Rule Amendments"

## External links

* Official SCORE International website
* Official SCORE International Journal
* Official SCORE International Carbon TV channel

Template:Off-road racing

0.00

(0 votes)

Original source: https://en.wikipedia.org/wiki/SCORE Class 4. Read more

|

Retrieved from "https://handwiki.org/wiki/index.php?title=Engineering:SCORE_Class_4&oldid=4379107"