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Home >> BMW >> 2009 >> M3 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (Engine - Technical Data -- E90) >> Cylinder Head With Valve Seat Cover S65 >> 11 12 Cylinder Head with Valve Seat Cover S65

11 12 Cylinder Head with Valve Seat Cover S65

WARNING: This page is about a different variant/trim than selected.
CYLINDER HEAD WITH VALVE SEAT COVER SPECIFICATION

Valve seat angle ° 45
Correction angle: outer ° 15
Correction angle: inner ° 60
Valve seat width: Inlet mm 0.9+0.1
Valve seat width: Exhaust mm 1.1+0.1
Valve seat surface: Outside dia. inlet mm 34±0.1
Valve seat surface: Outside dia. exhaust mm 29.3±0.1