Operation CHARM: Car repair manuals for everyone.

Piston, Engine

M52TU 2.5L/2.8L Piston
M52TU 2.5L/2.8L -- --
Measuring point "A" (postion is 90 degs to pin from lower edge of skirt) mm 5.5
Piston Dia. (from measuring point "A") -- --
Standard mm 83.980 (+/- 0.009)
1st oversize mm 84.230 (+/- 0.009)
Piston running clearance mm 0.01 - 0.04
Permissible total wear tolerance between piston and cylinder (engine operated) mm 0.15