Original equipment cast iron flywheels are very heavy and a steel flywheel is a must for any high performance high revving engine. The flywheel is manufactured in EN8 steel (annealed) and machined on the latest CNC machinery to very close tolerances, it is supplied with new ring gear and dowels.

Flywheel weight: 6.9kg (7.75kg with ring gear)
Crank fitment: 9 bolt Cosworth YB crank
Clutch fitment: 240mm clutch

Ford Cosworth YB 16v Turbo
Application:

Fits: Ford Sierra RS Cosworth 3 door - Ford Sierra Cosworth RS500 - Ford Sierra Sapphire RS Cosworth 2WD - Ford Sierra Sapphire RS Cosworth 4WD - Ford Escort RS Cosworth 4WD. 

Cosworth Tuning and Performance Parts Specialists Graham Goode Racing Tel 0116 2440080