SIERRA RS500 COSWORTH
ENGINE 1993cc YBD, Eggenberger-spec Group A engine, RS500 205 ‘small core plug’ block, original rods and crank, Eggenberger-spec pistons, RS500 inlet with twin fuel rails but only running four Porsche 1200cc injectors (four ‘yellow’ Bosch injectors fitted in second fuel rail but not active), ported head to Group A regs, original valve sizes, Eggenberger-spec cams, side-exit exhaust, RS500 intercooler, twin engine oil coolers, Bosch 1.7 ECU with Eggenberger mapping, adjustable boost switch hidden behind ECU cover on dash, full copper wiring loom.
POWER 480bhp in race spec (560bhp in qualifying trim)
TRANSMISSION Group A-spec Getrag fivespeed with dog-leg first gear, Eggenberger-spec 7.5in ZF rear diff with spool, Group A two-piece propshaft and Group A driveshafts, cableoperated paddle clutch
SUSPENSION Front: Bilstein Group A dampers with Eibach springs, Eggenbergerspec uprights and spindles (different from Rouse-spec), compression struts, adjustable TCAs, Eggenberger (non-bladed) steel front anti-roll bar, Eggenberger top mounts, nonpower steering quick-ratio steering rack with Eggenberger-modified steering arms; rear: solid-mounted modified beam, Eggenbergerspec aluminium rear arms, Eggenberger spindles, Bilstein dampers with Eibach springs, Group A-spec anti-roll bar; fully rose-jointed throughout
BRAKES Front: 330x32mm two-piece discs, AP Racing four-pot callipers; rear: 315x28mm vented discs, AP Racing four-pot callipers; bias pedal box with in-car adjuster, braided flexis
WHEELS & TYRES 9.0x17in BBS split-rims all round, centre-lock wheel nuts, with Michelin 24/61-17 slick tyres
EXTERIOR RS500 Group A shell, air jacks, full FIA-spec safety equipment, twin roof aerials for endurance racing, ran in Texaco livery in 1988 and Ford Motorsport/Borbet/Bastos livery in 1989 (currently in refreshed 1989 Bastos livery)
INTERIOR RS500 motorsport shell, Sparco in-date race seat (original was carbon Recaro seat), in-date Sabelt six-point harnesses, Matter Group A-spec multi-point weld-in steel roll cage, original Bosch VMG monitor, AP Racing brake bias digital display, Eggenberger rev counter, additional fuel/water/boost/oil gauges, brake bias adjuster, Lifeline plumbedin fire extinguisher system, 120-litre bag-type fuel tank, two Facet lift pumps, fuel swirl pot, two Bosch 044 fuel pumps, braided fuel lines, motorsport battery
THANKS “To Joanne for putting up with it all”