Altima 2007-2009

Valve Specifications

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Specific to:

Nissan Altima 2007-2008

VALVE SPECIFICATIONS
YearEngine IDEngine Displacement LitersSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter (in.)
IntakeExhaustIntakeExhaust
2007QR25DE2.545.15-45.45NA34-39@ 1.391.3900.0008-0.00210.0012-0.00250.2348-0.23540.2344-0.2350
VQ35DE3.545.15-45.45NA37-42@ 1.4571.4570.0008-0.00210.0016-0.00280.2348-0.23540.2344-0.2350
2008QR25DE2.545.15-45.45NA34-39@ 1.391.3900.0008-0.00210.0012-0.00250.2348-0.23540.2344-0.2350
VQ35DE3.545.15-45.45NA37-42@ 1.4571.4570.0008-0.00210.0016-0.00280.2348-0.23540.2344-0.2350
1NA: Not Available

Specific to:

Nissan Altima 2009-2010

VALVE SPECIFICATIONS
YearEngine ID/VINEngine Displacement LitersSeat Angle (deg.)Face Angle (deg.)Spring Test Pressure (lbs. @ in.)Spring Installed Height (in.)Stem-to-Guide Clearance (in.)Stem Diameter (in.)
IntakeExhaustIntakeExhaust
2009QR25DE2.545.15-45.45-34-39@ 1.391.3900.0008-0.00210.0012-0.00250.2348-0.23540.2344-0.2350
VQ35DE3.545.15-45.45-37-42@ 1.4571.4570.0008-0.00210.0016-0.00280.2348-0.23540.2344-0.2350
2010QR25DE2.545.15-45.45-34-39@ 1.391.3900.0008-0.00210.0012-0.00250.2348-0.23540.2344-0.2350
VQ35DE3.545.15-45.45-37-42@ 1.4571.4570.0008-0.00210.0016-0.00280.2348-0.23540.2344-0.2350
 
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