Racefab Chassis

C & D Sports Racer

Introduction

Racefab Inc. has been listed in Sports Car as a chassis manufacturer of CSR and DSR car for two years (2004 & 2005). In 2004, the concept drawings were seen, and now in 2005 frame and model images (see Page 2)are posted. So, they're slowly getting closer to finishing a full size prototype.

Specifications

GENERAL

*Open cockpit, single seat, mid-engine
*Sports racer with driver on vehicle centerline
*Motorcycle engine with 6 speed sequential shift transmission
*Chain drive
*Encased limited slip differential
*Multiple suspension set ups
*Adjustable front & rear wings

OVERALL DIMENSIONS

*Width: 72.0"
*Height: 39.25"
*Weight Distribution: Front/Rear 40/60
*Length: 150.00" (includes wing)

CHASSIS

*Weight: 80lbs
*Wheelbase: 100.0"
*Track Width: 62.5" Front / 60.0" Rear

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Page 2

Clay scale model

Body side

Body top

Blueprint drawings
Rollbar

Frame side

Frame top

Frame

*Semi-monocoque featuring a bonded & riveted aluminum stressed skin attached to square/round/rectangular ASTM 500 structural steel space frame

ENGINE/TRANSMISSION

*Rear sub-frame mounts engine & trans in a removable section that can be designed for any motorcycle or snow mobile engine/transmission/CVT set up. This removable section also speeds up engine swaps and makes the car easier to work on

DIFFERENTIAL

*Aluminum spool or Quaife ATB reversing differential

BODY

*Unique aluminum alloy
*Attached with aircraft quality fittings
*Weight: 60lbs
*Height: 37.25"
*Width: 72.0"
*Ground Clearance: 2.0"

ATTENUATORS

*1 front, 1 rear, 2 adjacent to driver
*These are to absorb impact forces lessening impact to chassis & driver creating increased safety

SUSPENSION

*Mechanically adjustable "in-situ" 4130 alloy steel unequal length upper and lower control arms
*Fully independent front & rear with rising rate cantilever rockers
*Inboard mounted coil-over shocks and anti-roll bars

TIRES

*Goodyear: 20/0" x 8.0" x 13.0" Front, 22.0" x 10.0" x 13.0" Rear

WHEELS

*Three piece Jongbloed: 8.0"x13.0" Front, 10.0" x13.0" Rear

COOLING

*Two pass high efficient radiators

BRAKES

*AP 4 piston calipers
*Ventilated rotor
*Driver adjustable bias

STEERING

*Racefab rack & pinion
*17:1 ratio 0 scrub radius
*1.875 turn lock to lock
*Adjustable steering column
*Aluminum tie rods

SAFETY FEATURES

*Drivers feet located behind suspension
*7 point safety harness
*1.50" x 0.095"wall DOM roll bars
*Attenuator impact absorption
*Elevated knee seating position
*5 lb Halon fire extinguisher
*Adjustable seat belt mounts
*Helmet support insert
*Bladder type fuel cell

SPECIAL FEATURES

*Front upright has built in castor angle giving "0" castor radius" plus low king pin angle
*Cockpit can accommodate 6'4" drivers
*Exceptionally long control arms give consistent good handling
*Assembly instructions, set up information and suspension tuning guide provided in book or disc form