Specifications, Mechanical: Valves

Fig 1: Valves Specifications

GLL102648

Courtesy of VOLVO CARS OF NORTH AMERICA.

Valve crown diameter (A)

Inlet........31.00 0.15 mm

Exhaust........27.00 0.15 mm

Valve stem diameter (B)

Inlet........6.970 +0/-0.015mm

Valve stem diameter (B1)

Exhaust

H1 = 17.40 mm........6.963 0.007 mm

Valve stem diameter (B2)

Exhaust

H2 = 70.40 mm........6.953 0.007 mm

Total valve length (C)

Inlet........104.25 0.25 mm

Exhaust........103.30 0.25 mm

Disc edge height (D)

Inlet and exhaust........1.50 mm

Minimum height after grinding........1.20 mm

Mating surface angle (E)

Inlet and exhaust........44.5°

Fig 2: Camshaft Adjustment Tool

GLL108970

Courtesy of VOLVO CARS OF NORTH AMERICA.

Valve stem vertical position

Valve stem height........48.4 0.5 mm

Maximum machining of the valve stem........0.5 mm