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Engine cylinder head, valve gear > < Pistons and conrods - remove and install

Polo Mk4

Piston and cylinder dimensions
Piston and cylinder dimensions
BAH and BPA engines
   
Grinding measurements Piston-Ø → RemarkPiston-Ø → Remarkcylinder inside-Ø
Manufacturer MahleKS Pistols 
Basic measurementmm76,46576,47576,51
Grinding Imm76,71576,72576,76
Grinding IImm76,96576,97577,01
Grinding IIImm77,21577,22577,26

CCRA engine
   
Grinding measurements Piston-Ø → RemarkPiston-Ø → Remarkcylinder inside-Ø
Manufacturer MahleFederal Mogul 
Basic measurementmm76,46576,463...76,47776,51
Grinding Imm76,71576,713...76,72776,76
Grinding IImm76,96576,963...76,97777,01
Grinding IIImm77,21577,213...77,22777,26

1)  Dimensional data refers to pistons without lining. Pistons that have lining on measuring points can be up to 0.030 mm larger in Ø depending on the kilometers travelled.
   

Engine cylinder head, valve gear > < Pistons and conrods - remove and install