Escalade, Suburban, Tahoe, Yukon, Denali, DenaliXL, YukonXL 1999-2005

Valve Specifications

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VALVE SPECIFICATIONS
YearEngine Displacement LitersEngine VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
19995.7R4645187-203@1.271.69-0.0010-0.0010-NANA
            1.710.00270.0027    
  6.5S4645230@1.401.800.0010-0.0010-NANA
              0.00270.0027    
  7.4J4645238-262@1.341.830.0010-0.0012-NANA
              0.0029 -0.0031 -    
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement LitersEngine VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20005.7R4645187-203@1.271.69-0.0010-0.0010-NANA
            1.710.00270.0027    
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  6.0U4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement LitersEngine VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20014.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  6.0U4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  8.1G4645216-236@1.341.81-0.0010-0.0012-0.3715-0.3713-
            1.840.00290.00310.37220.3720
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement LitersEngine VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20024.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  6.0U4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  8.1G4645216-236@1.341.81-0.0010-0.0012-0.3715-0.3713-
            1.840.00290.00310.37220.3720
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement LitersEngine VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20034.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3Z4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  6.0N4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  6.0U4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  8.1G4645216-236@1.341.81-0.0010-0.0012-0.3715-0.3713-
            1.840.00290.00310.37220.3720
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement LitersEngine VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20044.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3Z4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  6.0N4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  6.0U4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  8.1G4645216-236@1.341.81-0.0010-0.0012-0.3715-0.3713-
            1.840.00290.00310.37220.3720
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement LitersEngine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter (in.)
              IntakeExhaustIntakeExhaust
20054.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  5.3Z4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0U4645230@1.401.800.0010-0.0010-0.3130-0.3130-
              0.00270.00270.31400.3140
  6.0N4645230@1401.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  8.1G4645216-236@1.341.81-0.0010-0.0012-0.3715-0.3713-
            1.840.00290.00310.37220.3720
1NA: Not Available
 
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