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Engine cylinder head, valve gear > < Checking piston projection at TDC

A4 Mk1

4-Cyl. TDI®Engine, Mechanics
Dismantling and assembling pistons and conrods
Piston and cylinder dimensions

Grinding dimension

Piston ø

Cylinder bore ø

Basic dimension


mm


79.47


79.51

Stage I

mm

79.72

79.76

Stage II

mm

79.97

80.01

Engine cylinder head, valve gear > < Checking piston projection at TDC