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Home >> Volkswagen >> 2008 >> R32 >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (2.5L - Cylinder Head, VALVETRAIN - Engine Code(S): BGP, BGQ, CBTA & CBUA) >> 15 Cylinder Head, VALVETRAIN >> Specifications >> Valve Dimensions

Valve Dimensions

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NOTE:

Intake and exhaust valves must not be refaced by grinding. Only hand lapping is permitted.

Fig 1: Identifying Valve Dimensions
GWWA15-0326Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
Dimension Intake Valve Exhaust Valve
Diameter a mm 26.80 ••• 27.00 29.80 ••• 30.00
Diameter b mm 5.95 ••• 5.97 5.94 ••• 5.95
c mm 104.84 ••• 105.34 103.64 ••• 104.14
α ∠° 45 45