Volvo Workshop Service and Repair Manuals

Valve Seat: Specifications

VALVE SEATS, ANGLES AND WIDTH (RECONDITIONED) SPECIFICATIONS 

Angles:

Sealing face angle, intake/exhaust ..........................................................................................................................................................................  45°
Relief angle, upper ..................................................................................................................................................................................................  15°
Relief angle, lower ..................................................................................................................................................................................................  60°

Valve seat width:

Intake ............................................................................................................................................................................................................  1.4-1.8 m
Exhaust ......................................................................................................................................................................................................  1.8-2.2 mm