M50B31 Forced Induction

4032         Forged

14cc          Dish

8.5:1         Compression Ratio

288g         Weight

Bore Ø       85.00mm

Valve pockets depth  

Intake        3.5mm

Pin             22x56mm

Full kit:

6 pistons, 6 piston ring sets, 6 wrist pins and 12 clips

This pistons specially designed to be installed in M50B25 cast iron engine block or M52TU25, M52TU28, M54B25, M54B30 aluminum blocks with iron sleeves. 

M54B30  89.6mm crankshaft.

M54B30, M52TUB28 135mm connecting rods. 

8.5:1 compession ratio will be achieved with stock OEM headgasket thickness - 0.75mm for M54  and 1.75mm for M50 engine block.