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Valves & Valve Springs

VALVES & VALVE SPRINGS (1999)

Application Specification
Intake Valves
Face Angle 44.5°
Head Diameter 1.22" +/- .0059" (31 +/- .15 mm)
Minimum Margin .047" (1.2 mm)
Length 4.09-4.10" (103.9-104.2 mm)
Stem Diameter .2632-.2637" (6.686-6.700 mm)
Valve Tip Maximum Refinish .015" (.40 mm)
Exhaust Valves
Face Angle 44.5°
Head Diameter 1.063" +/- .0059" (27 +/- .15 mm)
Minimum Margin .047" (1.2 mm)
Length 4.067" +/- .012" (103.3 +/- .30 mm)
Stem Diameter .2635 +/- .007" (6.693 +/- .007 mm)
Valve Tip Maximum Refinish .015" (.40 mm)
Valve Springs
Free Length 1.705" +.059/-.0197" (43.3 +1.5/-0.5 mm)
Valve Stem Installed Height (Vertical Position) (1)
Valve Guide-To-Valve Clearance
New .0011-.0023" (.03-.06 mm)
Service Limit .0059" (.15 mm)
(1) Measure valve stem installed height after refinishing valve or seat. Position the Camshaft Adjustment Tool (999 5222) in the camshaft bearing recesses. See Fig 1. Measure the height of the valve stem using a vernier caliper through the hole in the camshaft adjustment tool.
VALVES & VALVE SPRINGS (2000)

Application Specification
Intake Valves
Face Angle 44.5°
Head Diameter 1.22" +/- .0059" (31 +/- .15 mm)
Valve Length C (1) 4.016" +/- .003" (102 +/- .07 mm)
Stem Diameter B (1)
2.3L & 2.4L
Early Version .2738-.2744" (6.955-6.970 mm)
Late Version .2344-.2350" (5.955-5.970 mm)
Exhaust Valves
Face Angle 44.5°
Head Diameter 1.063" +/- .0059" (27 +/- .15 mm)
Valve Length C (1) 3.996" +/- .0028" (101.05 +/- .07 mm)
Stem Diameter (1)
Early Version
B1 Measured @ H1 = .894" (22.7 mm) .2741" +/- .0003" (6.692 +/- .007 mm)
B2 Measured @ H2 = 2.563" (65.1 mm) 2738" +/- .0003" (6.954 +/- .007 mm)
Late Version
B1 Measured @ H1 = .894" (22.7 mm) .2348" +/- .0003" (5.962 +/- .007 mm)
B2 Measured @ H2 = 2.563" (65.1 mm) .2344" +/- .0003" (5.954 +/- .007 mm)
Minimum Margin D (1) .047" (1.2 mm)
Valve Tip Maximum Refinish .020" (.50 mm)
Valve Springs
Free Length 1.776" +.059/-.0197" (45.1 +1.5/-0.5 mm)
Valve Stem Installed Height (Vertical Position) (2)
Valve Guide-To-Valve Clearance
Standard .0011-.0023" (.03-.06 mm)
Service Limit .0059" (.15 mm)
(1) See Fig 2 for valve stem dimension identifications.
(2) Measure valve stem installed height after refinishing valve or seat. Position the Camshaft Adjustment Tool (999 5222) in the camshaft bearing recesses. See Fig 1. Measure the height of the valve stem using a vernier caliper through the hole in the camshaft adjustment tool.
Fig 1: Measuring Valve Stem Installed Height (Vertical Position) Using Camshaft Adjustment Tool (999 5222)
G00247214Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Valve Dimension Designations (2000)
G00247220Courtesy of VOLVO CARS OF NORTH AMERICA.
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