Vehicle Specification
Dimensions and Weight
| Overall width | 1800mm |
| Overall length | 3952mm |
| Height | 1110mm |
| Wheelbase | 2565mm |
| Ground clearance | 100 mm (f) 110 mm (r) |
| Kerb weight | 540kg |
| Power to weight | 520 bhp per tonne |
| Weight distribution f/r | 48% / 52% |
Performance
| Maximum speed | 170 mph |
| 0-60 mph | 2.8 secs |
Vehicle Construction
| Body type | Ultra - lightweight carbon fibre / foam sandwich |
| Safety cell |
TIG welded cold drawn seamless tube RACMSA & FIA compliant ROPS Carbon fibre crash box Side impact structure |
| Aero | BAC / FKFS – developed & tested low drag aero package |
Engine
| Type | Normally aspirated, 4 cylinder, in-line, structurally mounted |
| Displacement | 2300 cc |
| Configuration | In-line, 4 cylinders |
| Number of valves | 16 |
| Bore x stroke | 87.5 mm x 94 mm |
| Maximum power | 280 bhp at 7700 rpm |
| Maximum torque | 280 Nm at 6000rpm |
| Construction | Forged connecting rods and forged Cosworth pistons |
| Lubrication system | Cosworth dry sump with internal scavenge pump |
| Camshafts | Cosworth developed performance inlet and exhaust camshafts and uprated valve springs |
| Induction system | Cosworth developed gas flowed cylinder head with roller barrel port throttles |
| Intake system | BAC / ITG aero optimized carbon inlet, remote filtration system and carbon airbox |
| Exhaust | Cosworth / BAC developed 4 into 2 into 1 stainless steel exhaust manifold and centrally mounted exhaust system |
| Construction | Custom alloy fabrication with internal baffles and collector system |
| Capacity | 35 litres |
| Fuel pump | ATL in tank high pressure fuel pump, with two stage filtration |
| Filler | Lockable billet aluminium filler cap |
Gearbox & Driveline
| Model | Hewland FTR, fully stressed with integral engine oil tank |
| Type | 6 speed sequential |
| Differential | Powerflow LSD |
| Lubrication | Splash |
| Ratios |
Final drive 9:31 1st = 12:38 2nd = 14:33 3rd = 15:27 4th = 17:25 5th = 21:26 6th = 19:21 |
| Gear selection | Shiftec electronic/pneumatic semi-automatic closed loop system operated via steering wheel mounted paddles |
| GCU | Shiftec / Gems |
| Driveshafts | GKN / BAC developed, low friction |
Lubrication / Fluids
| Type |
Motul developed 5W50, fully synthetic engine oil Motul developed 300 LS 75W90 gearbox oil Motul developed RBF 600 brake & clutch Motul developed Inugel Optimal coolant |
Suspension
| Type |
Front: Adjustable pushrod activated twin wishbone system with needle roller bearing mounted bell cranks, rising rate, optimized camber change and roll centre position, full Ackermann geometry, shim adjustable camber Rear: Gearbox mounted, adjustable pushrod activated twin wishbone system with needle roller bearing mounted bell cranks, rising rate, optimized camber change and roll centre position, shim adjustable camber |
| Wishbones | TIG welded seamless CFS3 steel aero tube twin wishbone |
| Uprights | Ultra light, billet aluminium uprights front and rear |
| Dampers | Two way adjustable Sachs racing RDS - 36 formula system* |
| Springs |
Race spec Eibach 325lb front and 375lb rear Rising rate jounce rubbers |
| Anti-roll bars | Adjustable front and rear torsion bar |
| Engine management | Gems EM40 ECU with Cosworth / BAC developed |
Brakes
| Calipers | AP Racing, Formula Car caliper - radial 4 piston (f & r) |
| Discs | AP Racing, 295mm ventilated discs, crossed drilled, billet machined mounting bells (f & r) |
| Master cylinders | AP Racing pedal box mounted, differential bore, dual circuit |
| Pedal box | BAC designed and developed, adjustable, billet, floor mounted pedal box with ball bearing mounted billet pedals |
Wheels and Tyres
| Wheels (f) | O.Z. Racing / BAC developed HRT alloy 7.5j x 17in |
| Wheels (r) | O.Z. Racing / BAC developed HRT alloy 8.5j x 17in | Tyres (f) | Kumho / BAC developed V70a 205/40 R17 |
| Tyres (r) | Kumho / BAC developed V70a 245/40 R17 |
Interior
| Seat | Tillett / BAC developed fixed position carbon fibre |
| Trim | "Extreme" waterproof leather, Microcare MC waterproof "suede" |
| Steering wheel |
BAC developed 290mm diameter billet aluminium GEMS LDS4 colour display system 16 pin quick release steering boss Touch sensitive starter button |
| Seat belts | Willans safety restraint system, FIA compliant |