Avalanche, Sierra, Silverado, C&K Series, 1999-2005

Valve Specifications

Print

VALVE SPECIFICATIONS
YearEngine Displacement Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
19994.3W4645187-203@1.271.69-0.00100.0020NANA
            1.71        
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00370.00370.31100.3110
  5.0M4645187-203@1.271.69-0.0010-0.0010-NANA
            1.710.00270.0027    
  5.3T4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00370.00370.31100.3110
  5.7R4645187-203@1.271.69-0.0010-0.0010-NANA
            1.710.00270.0027    
  6.0U4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00370.00370.31100.3110
  6.5F4645230@1.401.800.0010-0.0010-NANA
              0.00270.0027    
  7.4J4645238-262@1.341.830.0010-0.0012-NANA
              0.00290.0031 -    
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20004.3W4645187-203@1.271.69-0.00100.0020NANA
            1.71        
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00370.00370.31100.3110
  5.0M4645187-203@1.271.69-0.0010-0.0010-NANA
            1.710.00270.0027    
  5.3T4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00370.00370.31100.3110
  5.7R4645187-203@1.271.69-0.0010-0.0010-NANA
            1.710.00270.0027    
  6.0U4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00370.00370.31100.3110
  6.5F4645230@1.401.800.0010-0.0010-NANA
              0.00270.0027    
  7.4J4645238-262@1.341.830.0010-0.0012-NANA
              0.00290.0031 -    
1NA: Not Available
2- Service limit:
VALVE SPECIFICATIONS
YearEngine Displacement Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20014.3W4645187-203@1.271.67-0.0010-0.0010-NANA
            1.700.00270.0027    
  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
  6.614545NA1.610.0012-0.0015-0.2737-0.2734-
              0.00250.00280.27440.2741
  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 Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20024.3W4645187-203@1.271.67-0.0010-0.0010-NANA
            1.700.00270.0027    
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0N4645230@1401.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0U4645230@1.401.800.0010-0.0010-0.3130-0.3130-
              0.00270.00270.31400.3140
  6.614545NA1.610.0012-0.0015-0.2737-0.2734-
              0.00250.00280.27440.2741
  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 Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20034.3X4645187-203@1.271.67-0.0010-0.0010-NANA
            1.700.00270.0027    
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  5.3Z4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0N4645230@1401.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0U4645230@1.401.800.0010-0.0010-0.3130-0.3130-
              0.00270.00270.31400.3140
  6.614545NA1.610.0012-0.0015-0.2737-0.2734-
              0.00250.00280.27440.2741
  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 Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20044.3X4645187-203@1.271.67-0.0010-0.0010-NANA
            1.700.00270.0027    
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  5.3Z4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0N4645230@1401.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0U4645230@1.401.800.0010-0.0010-0.3130-0.3130-
              0.00270.00270.31400.3140
  6.614545NA1.610.0012-0.0015-0.2737-0.2734-
              0.00250.00280.27440.2741
  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 Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
20054.3X4645187-203@1.271.67-0.0010-0.0010-NANA
            1.700.00270.0027    
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3B4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              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
  6.0N4645230@1401.800.0010-0.0010-0.3130-0.3130-
              0.00260.00260.31400.3140
  6.0U4645230@1.401.800.0010-0.0010-0.3130-0.3130-
              0.00270.00270.31400.3140
  6.624545NA1.610.0012-0.0015-0.2737-0.2734-
              0.00250.00280.27440.2741
  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
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 Liters (cc)Engine ID/VINSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter
              IntakeExhaustIntakeExhaust
19995.7 (5735)R4645187-203@1.271.69-0.0010-0.0010-NANA
            1.710.00270.0027    
  6.5 (6473)S4645230@1.401.800.0010-0.0010-NANA
              0.00270.0027    
  7.4 (7440)J4645238-262@1.341.830.0010-0.0012-NANA
              0.0029 -0.0031 -    
1NA: Not Available
2A 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
              IntakeExhaustIntakeExhaust
20054.3X4645187-203@1.271.67-0.0010-0.0010-NANA
            1.700.00370.0037    
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3T4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              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
  8.1G4645216-236@1.341.81-0.0010-0.0012-0.3715-0.3713-
            1.840.00290.00310.37220.3720
1NA: Not Available
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
20054.3X4645187-203@1.271.67-0.0010-0.0010-NANA
            1.700.00370.0037    
  4.8V4645220@1.321.800.0010-0.0010-0.3132-0.3132-
              0.00260.00260.31400.3140
  5.3B4645220@1.321.800.0010-0.0010-0.3130-0.3130-
              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
  6.624545NA1.610.0012-0.0015-0.2737-0.2734-
              0.00250.00280.27440.2741
  8.1G4645216-236@1.341.81-0.0010-0.0012-0.3715-0.3713-
            1.840.00290.00310.37220.3720
1NA: Not Available
 
label.common.footer.alt.autozoneLogo