Exhaust valve std: Cosworth YB (each)
 
use YBVALVEEXHSF for genuine sodium filled type exhaust valves.
 
Valve diameter: 31.0mm.
Valve length: 105.5mm.
Valve stem: 7.95mm.
Ford Cosworth YB 16v Turbo
Application:
Ford Sierra RS Cosworth 3 door 1986-1987
Ford Sierra Cosworth RS500 1987
Ford Sierra Sapphire RS Cosworth 2wd 1988-1989
Ford Sierra Sapphire RS Cosworth 4wd 1990-1992
Ford Escort RS Cosworth 4wd T34 1992-06/1994
Ford Escort RS Cosworth 4wd T25 06/1994-1996
 
YBVALVEEXH