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Home >> Mini >> 2010 >> Cooper S, 2D Hatchback, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 191 (Engine - Technical Data - R57 (N12)) >> Pistons With Rings And Pins >> Pistons with rings and pins N12 (1 of 2)

Pistons with rings and pins N12 (1 of 2)

WARNING: This page is about a different variant/trim than selected.
NOTE: For diameter of cylinder bore, refer to ENGINE BLOCK, CYLINDER CRANKCASE .
PISTONS WITH RINGS AND PINS SPECIFICATION

Piston and pin are paired to each other - replace together only.    
Measuring point "A" (position) mm 10
Piston diameter at measuring point "A"    
Original (new dimension) mm 76.941... 76.995
Piston running clearance mm 0.041... 0.064
Permissible total wear tolerance between piston and cylinder (engine operated) mm 0.10