Tech Spec sierra cosworth

Engine

Cosworth YBB 1993cc four-cylinder, 16V, DOHC with original 205 cylinder block and standard internals, ported and polished cylinder head with double valve springs and vernier pulleys, T34 turbo with 360-degree bearing and cut-back blades, P8 management with closed loop (mapped by Harvey Gibbs), Group A coil, green injectors, 044 fuel pump, Pace RS500 intercooler, Bailey breather system and header tank, full stainless exhaust

Power

356bhp and 400lb/ft torque (claimed)

Transmission

Rebuilt T5 gearbox, lightened and balanced flywheel, 7.5in diff

Suspension

Avo coilovers, polyurethane bushes, front and rear strut braces

Brakes

Compbrake 330 front big brake kit, Reyland 300 rear big-disc conversion with 4x4 vented discs and calipers

Wheels and tyres

8.5x18in OZ mags (ET33 offset) resprayed BBS gold, with 215/35x18 Yokohama Parada Spec 2 tyres

Exterior

Standard three-door RS Cosworth plus RS500 front fog lamp grilles and carbon RS500 front splitter

Interior

Factory interior plus Collins engine monitor and boost gauge

Thanks

Iain for the paintwork