AAU1447 SEAL. Nitrile 'o' ring seal for the inlet valve on early Leyland 4/98TT and Leyland 6/98TT engines.
See item 20 in the illustration.
Compatible with engines:
Leyland 4/98TT 4-Cylinder turbocharged diesel engine
(up to engine number 2140)
Leyland 6/98TT 6-Cylinder turbocharged diesel engine
(fitted in Leyland trucks between 1979 and 1980)
Fitted to tractors: