PISTON + PIN (industrial) Premium Std

MAHLE IZUMI Brand
Partners ring pack ref 20AAB2010STD

Suits
Industrial spec Tier 3 / Stage 3A All from 10/2006-> onwards (Note 4JJ1-XKS# series suits up to ->8/2018 only)
Industrial spec Tier 4 / Stage 3B All from 11/2011-> onwards
Industrial spec Tier 4 / Stage 4 only specs 4JJ1-TABW01 + 4JJ1-TABW02 + 4JJ1-TASB01 from 8/2013-> onwards

Overall length: 78.5mm
Combustion Bowl: Toroidal type
Bowl diameter: 55.25mm
Bowl depth: (at deepest point) approx 16mm
Bowl depth: (at highest point) approx 5.2mm
Oil gallery cooled crown
Skirt features: 2 x oil squirter cut outs
and MOS2 treatment
Gudgeon Pin diameter:34mm
Gudgeon Pin length: 77.95mm
Tapered pin boss
Alfin reinforced top ring groove