Factory Five Racing

The Mk4 Complete kit gives you everything you need to build your car, in one big package. The only things you’ll need are the engine/transmission/rear end, wheels/tires, and a paint job.

When we say everything, we mean it. We include things like hood hinges and a complete custom chassis wiring harness. We also make it easy for you to use the engine of your choice with a variety of available headers and engine/transmission mount assemblies.

Here’s a list of what comes standard in the Mk4 Complete Kit.

Frame:

Complete jig-welded original style 4” round tube frame. Includes all mounts ready to accept small block Ford and 1987-2004 Mustang running gear. Kit can be ordered to accept a wide variety of engines/suspensions.

• Includes 3-point roll bar, powdercoated black
• Includes passenger side roll bar mounts
• Chassis powdercoating optional

Body:

Hand laid 3/16” laminate composite body and panels made with vinylester resin.

• Driver and passenger doors with molded door liners and integral steel door frames
• Hood with molded hood liner, and separate hood scoop
• Trunk with molded trunk liner and improved mount face for license plate light
• Includes secondary body fasteners
• Adhesive backed and foam weatherstrip
• C-channel door edge trim and fasteners
• Plastic end caps and body fasteners
• Trunk and engine bay seal, push on rubber bulb seal
• Rubber hood and trunk bumpers
• Includes multi-adjustable door hinges with bronze bushings and fasteners
• Includes adjustable hidden trunk hinge kit, hinge mount plates and fasteners
• Includes hood hinge kit with hydraulic piston supports and fasteners
• Original quick-jack comp bumpers with stainless steel sleeves and fasteners

Chassis Aluminum Panels:

Includes over 40 laser cut, pre-formed 6061-T6 aluminum panels for cock pit, trunk, and engine bay.

• 1,200 pre-packaged rivets; 1/8” and 3/16” short and long
• Complete MK4 cockpit aluminum with optional block-off plates and covers
• Engine bay aluminum assembly with aluminum nose sections and splash guards

Complete Front Suspension:

Unequal length A-arm control arms with coil-over shock suspension. Comes complete with all components and fasteners.

• KONI brand high-performance mono-tube, rod-end shock absorbers
• Coil-over kit for KONI dampers including spring hat, threaded seat and 500 lb. black powdercoated springs
• Adjustable upper control arms with ball joints and fasteners
• Lower tubular control arms with ball joints and fasteners

Rear Suspension:

Our 3-link rear suspension option include rear axle brackets, fasteners and axle straps to mount your Mustang 8.8” rear solid axle and brakes. Comes with all hardware required for installation.

• FFR Deluxe 3-Link suspension kit with rear-end brackets, upper link kit, and fasteners, including panhard bar kit with rod-ends and grade 8 fasteners
• KONI brand high performance mono-tube, rod-end shock absorbers
• Coil-over kit for KONI dampers including spring hat, threaded seat and 350 lb. black powdercoated springs
• Factory Five tubular rear lower control arms with polyurethane bushings and fasteners

Or select our 2015 Mustang independent rear suspension option includes:

• Welded tubular steel IRS frame
• Upper and lower control arms with bushings, grease fittings, and fasteners, powdercoated black
• Left and right IRS toe adjustment arms with rod ends and fasteners, powdercoated black
• KONI coil-over shocks with coil-over kit, springs, and fasteners
• Right and left CV axles
• Rear wheel studs
• IRS e-brake cable adapter
• Differential mounting components, bushings, and fasteners
• Driveshaft adapter for manual cast iron center section

Brake Kit:

• SN 95 style spindles with integral upper ball joint mount and fasteners
• Front hubs, fasteners and dust covers
• Front Brakes, Ford Mustang GT 11” front rotors with twin piston PBR aluminum calipers, brake pads and fasteners
• Master cylinders (listed in pedal box assembly), stainless braided brake lines front with mount clips, banjo bolts and brake line mounting fasteners
• Pre-flared 3/16” brake line and brake line T-adapter
• Complete emergency brake handle assembly with leather boot and fasteners

Complete Steering System:

Complete steering system using 15:1 manual rack from tie rod ends and fasteners to vintage steering wheel and badges; collapsible design.

• 15:1 manual steering rack with inner and outer tie rod ends and fasteners
• Polyurethane steering rack bushings and fasteners
• Rack shaft adapter 9/16-26 spline
• Nickel plated lower steering shaft (fully welded U-joints)
• Collapsible upper steering shaft, with friction washers
• 14” vintage wood and aluminum steering wheel with boss and FFR center section and fasteners
• Steering bearings and hardware, including flange bearing, pillow block bearing and fasteners

Complete Fuel System/Parts:

Based on OEM style fuel tank and system, this assembly provides everything from the gas cap to the lines, and is designed to work with carbureted or fuel injected systems.

• OEM style fuel tank with mounting straps and hardware, vents, gaskets, pick-up and fuel level sending unit
• Fuel lines, connectors, and filler neck
• Pre-flared fuel lines (1/4” and 5/16”) with unions, barbs, hose clamps and high-press flex lines and fasteners
• Aston LeMans style polished aluminum fuel cap with integral pressure cap, gaskets, ground strap, fuel hose to tank with fasteners
• Fuel line, fuel filter, and connectors

Complete Cooling System/Parts:

Electric cooling fan and mounting hardware, radiator hoses, and fasteners.

• Electric cooling fan and mounting kit
• Aluminum radiator with cap and in-line filler neck
• Radiator mount kit and fasteners
• Stainless steel radiator hose kit including adapter kit, fasteners and hose
• Stainless overflow tank with cap, hoses, hose clamps and mounting hardware
• 185 degree thermostat switch and wiring

Engine Accessories/Side Exhaust:

The Mk4 kit is configured to accommodate some big block Ford engines, small block Ford windsor engines, and modular 4.6L and the 5.0L Coyote engine. Kit comes with alternate drive pulley assembly, oil filter relocate kit, and exhaust assembly to adapt Mustang engine and headers to vintage side exit exhausts.

• 4-into-1 side exhaust, bare steel with rubber hanger brackets, gaskets and fasteners
• J-pipe header-to-side exhaust adapter, optional catalytic converter replaces this part. Full tubular headers are also an available option
• Oil filter relocate kit with fittings, hoses, barbs and fasteners (J-Pipes Only)
• Accelerator cable assembly: Includes the cable, return spring and retainer
• Optional full length tubular headers for: 302, 351, 390/427/428, or 5.0L Coyote
• Optional catalytic converters for: ‘87-’95 302, '96-'04 4.6L 2V or 4V
• Driveshaft: Select from one of three available driveshafts with fasteners to match the engine/trans of your choice.

Gauges, Dash, and Electrical Assembly:

End those wiring harness woes. Integrated harness and electronic gauges are just the start of this massive assembly. Choose either vintage/replica or modern/performance gauges to complement an authentic street style dash. Complete assembly comes with covered aluminum dash, dash buttons, toggles and indicator lights, switches, and horn.

• MK4 pre-cut aluminum dashboard with fasteners
• Padded dash cover, black vinyl
• Custom fit chassis wiring harness
• Ignition switch, headlight switch, three-position turn signal switch, starter solenoid and horns
• Red, green, and blue dash lights
• Wiring harness mounting kit and hardware includes fuse panel mount
• Insulated line clip hardware and fasteners
• Cable ties, wire loom and flex grommeting
• On/off switch, horn button, flasher and all connectors
• Battery ground strap
• Trunk mount battery hardware, cables and hold-downs with fasteners.
• Speedometer sending unit, pigtail, fasteners and speedometer gear
• Complete set of seven Autometer electronic gauges, with connectors, terminals and installation kit, which includes the following gauges:
  • Speedometer (programmable)
  • Tachometer
  • Oil Pressure Gauge
  • Water Temperature Gauge
  • Fuel Level Gauge
  • Voltmeter
  • Oil Temperature Gauge
• OR select optional complete set of seven vintage FFR replica electronic gauges with connectors, terminals and installation kit, which includes:
  • GPS Speedometer (reverse read)
  • Tachometer
  • Oil Pressure Gauge
  • Water Temperature Gauge
  • Fuel Level Gauge
  • Voltmeter
  • Clock

Complete Interior Accessories:

The MK4 Complete kit comes with all the interior accessories you need. Authentic style seats, door latches, toggles, rear view mirror, and more complement the dash and gauges assembly for a full interior that is period correct. Check out this full list of standard parts and assemblies.

• Authentic style roadster metal framed seats, black vinyl with fasteners
• 5-point Simpson brand harnesses. 3” wide driver and passenger, frame mounted with fasteners
• Complete cockpit carpet set, black all-weather
• Emergency brake boot, black leather
• Authentic interior rear view mirror with fasteners
• 7-piece electronic gauge assembly
• Original style door latches, fasteners and leather check straps
• Authentic stainless shifter handle, shift knob, boot, polished ring and fasteners
• Authentic 14” wood and aluminum steering wheel (listed in steering assembly), with polished aluminum boss and small center badge

Exterior Accessories and Lighting:

Along with the goodies on the inside of the car, the MK4 complete kit is loaded with the right parts on the outside.

• Authentic chrome-on-brass vintage windscreen, tinted with side bars and fasteners; DOT safety glass compliant
• Authentic style three-lock set including T-trunk handle, L-shaped hood handles, matching keys, cam wedges, fasteners, latch pin sleeves and plastic end cap
• Authentic license plate light and bracket with fasteners
• Authentic style 3.5” Aston roller gas cap, polished cast aluminum with adaptor kit and all fasteners
• Competition hood pins
• High-quality laser-cut aluminum side louvers
• Ceramic FFR badging nose and tail
• Original style headlamp assemblies, including buckets, halogen headlamps, trim rings, and fasteners
• Original style British front amber turn signals, and red rear tail-lights
• All lighting is DOT-approved
• Authentic bullet style sideview mirror

Complete Pedal Box and Components:

Leaving the Mustang pedal box behind, the complete MK4 kit utilizes the proven Wilwood brand pedal box with fasteners and all the required ancillary parts

• Wilwood pedal box with adjustable pedals and mounting hardware
• Master cylinders, clutch quadrant, clutch cable, threaded firewall adjuster
• Accelerator pedal, accelerator cable, return spring and ball stud retainer, with fasteners
• Brake line adapters and T-fittings

Fasteners:

More than 1,500 top quality zinc plated, chrome and stainless steel USS and SAE fasteners, numbered and packed individually by assembly.

MK4 Roadster Complete Kit Assembly Manual:

Bound 400+ page assembly manual, also available in PDF by email.