Purpose: As seen in to HOT ROD May 2010 issue.  The Track Challenge ’65 is over ten years in the making…  A street car that tears up a road course.  Were starting with 650HP, but plans for over 1000HP are in the works.

’65 Mustang Fastback
ENGINE
Type MAST Motorsports LS7 427 SS
Bore x Stroke 4.130″ x 4.00″
Displacement 7.0L
Compression ratio 11.4:1
Horsepower 650 hp @ 6,600 rpm (engine dyno)
Torque 562 ft-lb @ 5,250 rpm (engine dyno)
Specific output 93 hp/liter
Max. RPM
7,200prm
VALVETRAIN
Intake valves Ferrea LS7 Hollow Stem, 2.20″ diameter
Exhaust valves Ferrea LS7 Hollow Stem, 1.615″ diameter
Ignition/Fuel system MAST Motorsports M-90 WB02 ECM
Camshaft
MAST Custom 3-Bolt Core Hydraulic Roller Cam
Induction system Naturally Aspirated
Intake manifold GMPP LS7
Throttle body GM DBW 90mm
Cylinder Heads
MAST Custom CNC LS7
Headers CorteX Racing 1 7/8″primary, 3″ collectors, V-band clamps throughout
Exhaust system TBD
Oil System Wet Sump – LS2 road race oil pan, baffled w/trap doors.  3qt. Accusump. Remote cooler.
DRIVETRAIN
Rear axle Cambered (-7/8°) Hybrid 8.8/9″, 3.73:1 gears, DPI 1090 Platinum HT, Moser axles
Drive shaft TBD
Transmission TBD
Clutch TBD
GEAR RATIOS
1st
2nd
3rd
4th
5th
6th
Reverse
Final drive 3.73
SUSPENSION
Front SLA front, tubular K-member, severe duty lower control arms, CorteX Radial Drop Spindles
Rear Watts link and torque arm
Dampers Koni coil overs
STEERING
Type Rack and pinion, power assist, GM Pump
Ratio 15.0:1
Turns, lock-to-lock 2.5
Turning diameter 41.7′
BRAKES
Front TBD
Rear TBD
WHEELS & TIRES
Wheels – Street Jongbloed Racing 305 Aero 18×10.5 F/R
Tires – Street TBD
Wheels – Track Jongbloed Racing 305 Aero 18×10.5 F/R
Tires – Track Toyo Proxes RA1 305/35/18 F/R
DIMENSIONS, CAPACITIES
Wheelbase 108″
Track, f/r 60.0″ / 60.0″
Curb weight TBD
Fuel Capacity 22 gallons (83.3 liters)
Weight dist. f/r TBD
INTERIOR
Roll Cage Metal Masher – Rolf By Design
Restraints TBD
Seats Recaro SRD
TBD TBD
Digital Dash TBD
TBD TBD
Steering Column TBD
Gauges TBD
EXTERIOR
Flares – 2″


ELECTRICAL
Electrical System TBD
TBD

Fuel Cell Fuel Safe 22 gallon with internal Bosch 44 fuel pump
OTHER DETAILS
TBD

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