The following table lists the present specifications of our 1972 XJ6 restomod (pending information indicated by 💡 symbol).
| XJ6 RESTOMOD SPECIFICATIONS | |
|---|---|
| ENGINE | |
| Manufacturer | General Motors (Chevrolet) |
| Model - configuration | Gen IV LS3 (similar to 2010 Corvette) - V8 |
| Displacement | 6162cc (6.2L) |
| Bore x Stroke | 4.06 x 3.62" |
| Block and cylinder head | cast aluminum with cast-in-place iron bore liners |
| Valvetrain | valve-in-head; two valves per cylinder; roller lifters |
| Starter | Powermaster PowerMAX 9201 |
| Ignition system | distributorless ignition solid state direct-fire |
| Fuel delivery | returnless - multiport fuel injection |
| Air intake | over-the-radiator cold air (OTRCAI) XAIR |
| Engine mounts | custom fabrication pedestal |
| Oil pan | Holley 302-1 |
| Compression ratio | 10.7:1 |
| Horsepower | 426hp @ 5900 rpm |
| Torque | 420lb-ft @ 4600 rpm |
| Maximum engine speed | 6600 rpm |
| Emission control | modified - PVC fresh air only |
| Engine start interlock | Infinitybox "Press Brake to Start" |
| ENGINE/TRANSMISSION COOLING | |
| Configuration | modified Corvette style with expansion tank |
| Radiator | custom crossflow aluminum |
| Coolant pressure | 1.1 bar cap (16 psi) |
| Fan | dual electric 3000 CFM |
| Expansion tank | Radium 20-0270-00 |
| Overflow tank | Griffin KM-101 |
| Transmission | radiator integrated cooler |
| ENGINE FRONT DRIVE ACCESSORIES | |
| Manufacturer | Holley 20-185 integrated system |
| Alternator | Holley 197-302 150 amp |
| A/C refrigerant pump | Sanden SD7 (compact) |
| Power steering pump | Holley 198-101 with cast iron reservoir |
| Belt configuration | serpentine with tensioners |
| ENGINE EXHAUST SYSTEM | |
| Manufacturer (model) | Bell (JR026) from transmission pan to rear |
| Tail pipe style | chrome curved |
| Downpipes | custom fit on right and left sides |
| Exhaust manifold | GM 2016 (2005 Corvette) reverse installation |
| Manifold flange | custom welded extension |
| DRIVETRAIN | |
| Transmission type | 4-speed electronic automatic |
| Transmission manufacturer | General Motors |
| Transmission model | 4L65E |
| Torque converter | 19299802 - 2400-2800 stall |
| Differential type | posi-traction (Powr-Lok) |
| Rear axle ratio | 3.54 |
| First gear ratio | 3.06 |
| Second gear ratio | 1.63 |
| Third gear ratio | 1.00 |
| Fourth gear ratio | 0.70 |
| Shifter type | electronic push button |
| Shifter manufacturer (model) | Powertrain Control Systems (GSM) |
| Sport mode | A/B rocker switch on center console |
| Park shift interlock | PCS "Press Brake to Shift" |
| BRAKES | |
| Type | four-wheel disc brakes with vacuum servo booster |
| Servo type | Jaguar XJ6 Series 3 type |
| Rotors | EBC non-vented front and rear |
| Brake pads | EBC Green Stuff front and rear |
| Brake lines | Federal Hill Cunifer custom |
| Brake fluid | DOT 4 |
| SUSPENSION and STEERING | |
| Steering column | IDIDIT with integrated controls |
| Steering type | rack and pinion XJ6 Series 3 short tower version |
| Steering turns | 3.25 lock-to-lock |
| Steering wheel | Mota-Lita Eagle 4 wood rim 14" - horn boss |
| Front suspension type | independent coil springs |
| Front springs | King KJFL-05 uprated for Chevy engine |
| Front spring rate | 400 lbs per inch |
| Shock absorbers | GAZ adjustable front and rear |
| Sway bar | stock 3/4" with poly bushes |
| Rear suspension type | adjustable coil-over quad shocks |
| Front wheel alignment | 3/32" toe-in |
| Camber front | 0.00º ± 0.25º positive |
| Camber rear | 1.25º ± 0.25º negative |
| Castor | 4.75º ± 0.25º |
| Minimum clearance | 3" lowest exhaust point |
| FUEL SYSTEM | |
| Fuel tank | custom aluminum mounted in spare tire hold |
| Fuel pump | Aeromotive Stealth 340 in-tank mount |
| Pump filter | integrated in-tank sock style |
| Fuel level sender | 240 (empty) to 33 (full) ohms |
| External filter | Aeromotive 12308 canister style |
| Filter element | Aeromotive 12608 paper 10 micron |
| Pressure regulator | Aeromotive 13109 EFI bypass |
| Pressure gauge | 0 to 100 PSI Aeromotive 15633 LS3 mount |
| Fuel line | 3/8" (matches 3/8" NPT and -6AN fittings) |
| Accelerator pedal | drive-by-wire electronic |
| ELECTRICAL | |
| Voltage operating | 12 VDC |
| Battery orientation | negative ground with cutoff switch |
| Battery brand and group | Optima |
| Keyless ignition | S2000 push button with illumination |
| Power modules | Infinitybox Powercell and inMOTION |
| Remote control | Infinitybox inLINK |
| Engine and transmission harness | General Motors |
| Electronic shifter harness | GSM |
| CAN bus (12v power) | all major systems except HVAC (see detail below) |
| CAN bus DETAIL | |
| Infinitybox | Mastercell daisy chain to 2 Powercells/inMotion |
| LS3 | engine-transmission bulkhead interface |
| HXD | BIM-02-01 interface with LS3 via data port |
| Gear shift | PCS to transmission/engine via connector |
| Keypad shifter | pad to PCS via harness |
| WARNINGS & INDICATORS | |
| Left signal | HDX arrow via IDIDIT column integration |
| Right signal | HDX arrow via IDIDIT column integration |
| High beam | HDX blue symbol via IDIDIT column integration |
| Hazard flasher | HDX flashing arrows via IDIDIT column |
| Handbrake on/fluid low | HDX red circle symbol |
| Backlight demist on | HDX green circle symbol |
| Audio setup on [SET NEX] | HDX message (EXTRA positive) toggle switch |
| Door open [DR OPEN] | HDX message (EXTRA negative) |
| Air purification on [PURIFY] | HDX message toggle switch |
| Secondary fan on [FAN ON] | HDX message |
| MIL (check engine) | HDX red engine symbol (via BIM CAN bus) |
| Gauge values | various LED and message warnings |
| Service reminder [SERVICE DUE] | HDX message in 500-mile increments |
| Dim disabled [DIM DISABLED] | HDX message |
| LIGHTS | |
| LED front and rear markers | BA9s amber front/red rear |
| LED license plate light | festoon (bumper mounted) |
| LED boot light | mercury tilt switch activated |
| LED front & rear turn signals | BA15s |
| LED reverse light | festoon 42mm |
| LED rear brake & tail light | BAY15D dual function |
| LED interior center console end light | Grote G6261 chrome |
| LED interior under seat | OPT7 Aura programmable strips |
| Headlamps high and low beam | Hella H1 and H4 |
| Fog lights | exterior mount type |
| FLUIDS & FILTERS | |
| Engine oil total capacity | 6.0 quarts |
| Holley oil pan capacity | 5.5 quarts |
| Oil filter capacity | 0.5 quarts |
| Engine oil filter | AC Delco PF-48E |
| Coolant engine capacity | 11.2 quarts |
| Coolant total capacity | ~12 qts radiator and surge tank |
| Transmission oil | 9.5 qts (6 qts 4L65e plus 3.5 qts 11" torque converter) |
| Differential oil | 3.25 pts |
| Petrol tank type | custom aluminum |
| Fuel capacity | 22 gal |
| Fuel type | premium |
| DIMENSIONS and CHARACTERISTICS (inches unless noted) | |
| Length overall | 189.50 |
| Width overall | 69.75 |
| Height overall | 56.88 |
| Wheelbase | 108.88 |
| Front track | 58.00 |
| Rear track | 58.33 |
| Ground clearance | 5" front jack point |
| Turning circle between walls | 40 ft |
| Turning circle between curbs | 36 ft |
| Drag (Cd estimated by a-c) | 0.46 coefficient |
| Frontal area (A estimated by a-c) | 3302 sq in |
| Drag area (CdA estimated by a-c) | 1516 sq in |
| Trunk capacity (before modification) | 17 cu ft |
| Body color | Porsche Lapis Blue |
| Paint application | clear coat body - single stage truck/engine bay |
| PRESSURES and WEIGHTS | |
| Front tire pressure | see WHEELS AND TIRES |
| Rear tire pressure | see WHEELS AND TIRES |
| Oil pressure minimum hot | 24 PSI @ 1000 RPM |
| Fuel pump pressure range | 58 PSI |
| Curb weight | reduced 145 lbs to 3560 lbs due to LS3 |
| CLIMATE CONTROL | |
| Type | integrated heating and cooling HVAC |
| Brand and model | Vintage Air Gen II ComPac |
| Climate control | Dakota Digital DCC 2300 |
| Vents | dash center and sides - top defrost - bottom heat |
| Fresh air vents | 3D printed louvers in foot box housings |
| Air purification | Philips GPC20GXP1 fan-powered filtration |
| Refrigerant type | R134a |
| Refrigerant capacity | 1.8 lbs |
| ENTERTAINMENT SYSTEM | |
| Head unit | Pioneer AVH-3400NEX 1-DIN receiver |
| Video display | 7" WVGA flip-up with adjustable tilt angle |
| Smart phone integration | 3D printed custom USB port to Pioneer head unit |
| Antenna | trunk area left side (hidden) |
| Front speakers and tweeters | Pioneer TS-A1306C 5.25" |
| Rear speakers | Pioneer TS-A1376R 5.25" |
| Subwoofer (trunk location) | Pioneer TS-WX130DA |
| Subwoofer control (center console) | 3d printed custom housing |
| Microphone | integrated with Pioneer AVH-3400NEX |
| Voice commands | via iPhone with Siri application |
| Navigation | via iPhone |
| Backup camera | Pioneer ND-BC8 |
| Communications | calls-message-voice commands via iPhone |
| Setup toggle switch | replaces parking brake 12v+ interlock |
| ACCESSORIES | |
| USB port | Tesla dual outlets with voltmeter |
| Interior lighting control | center console programmable |
| Power door locks | Infinitybox inMOTION CAN bux |
| Power windows | Infinitybox inMOTION CAN bus |
| Power truck lock opener | Infinitybox Powercell CAN bus |
| Tread plates | stainless steel door sills with etched logo |
| Wiper | Lucas 75721B (16w) Series 1 |
| Wiper blade parking | left side (LHD) |
| INSTRUMENTATION and CONTROLS | |
| Instrumentation | Dakota Digital HDX-2018 combo |
| Climate control | Dakota Digital DCC 2300 |
| Washer | 22mm LED push button momentary switch |
| Wiper (high and low speeds) | 22mm LED push button rotary switch |
| Headlights/fog lights | 22mm LED rotary switch |
| External lights | 22mm LED push button |
| Internal lights | 22mm LED push button |
| Backlight demist | 22mm LED push button |
| Turn signals | steering column lever |
| Headlight flasher & high beam | steering column lever button |
| Hazard flasher | steering column lever |
| Horn | steering wheel center push switch |
| Air purification | toggle switch driver console |
| PERFORMANCE | |
| Power-to-weight ratio | 8.3 (versus 7.3 Corvette) |
| Efficiency | 18 city/29 highway (estimated) |
| Maximum range | 600 miles (estimated highway) |
| Acceleration | 💡 |
| Maximum speed (sustained) | 150 MPH (estimated) |
| WHEELS and TIRES | |
| Type | aluminum alloy 15x6" |
| Brand | Kent reproduction |
| Tire size | 215/70 R15 |
| Brand | Vredestein Sprint Classic (summer use only) |
| Tire air pressure front | 30 psi |
| Tire air pressure rear | 32 psi |
| Lug nut torque | 75 ft-lbs |
| Speed rating | 168 MPH |
| INTERIOR | |
| Upholstery kit | John Skinner Manufacturing (UK) |
| Color | New Tan with beige headliner/black boot |
| Insulation | CLD - MLV - CCF - heat barrier |
| Window sweeps & channels | flocked rubber |
| Fixed windows | Everseal 3/16" glass seal with flocked channel |
| Materials | leather - vinyl - wool carpet - moquette |
| Seat belts | dark blue lift latch style |
| Underdash | custom black vinyl covered aluminum |
| ]VEHICLE IDENTIFICATION and SECURITY | |
| VIN number | IL65224 |
| VIN plate | custom facsimile on driver side engine bay |
| VIN plate original | passenger B/C column base |
| Differential type | ID tag attached to casing bolt |
| Keys | fuel caps - doors - trunk |
| Spare key | driver side of front engine bay |
| Security | keyless entry push button start with power shutoff |
| Open door warning | lights and/or ignition on |
| Keyless entry | integrated with Infinitybox inLINK |
| OTHER MODIFICATIONS | |
| Hood release | lever moved to left (driver) side |
| Fuel covers | right fill tube; left battery cutoff switch |
| Anti-sway bar | heavy duty 1" diameter |
| Heat shield | reflective aluminum foil |
| Hood vent | closed off from cabin for HVAC fitment |
| Firewall fans | removed; harness pass-through driver side |
| Rear inboard brakes | remote bleeder system |
| License plate lens | customized with "Kriss Motors" engraving |
| ECU foot guard | passenger side enclosure |
| INCIDENTALS | |
| Jaguar tool kit | tool roll tie-down on boot left side |
| Fire extinguisher | boot mounted against wall |
| Jaguar Owners Manual | custom printed version |
