GolfGTIforum.co.uk

General => The garage => Topic started by: GOLF_STU on 18 January 2010, 22:22

Title: agu/aum piston size
Post by: GOLF_STU on 18 January 2010, 22:22

are mk4 aum/agu the same size piston?

any help would be great cheers  :cool:

Title: Re: agu/aum piston size
Post by: topher on 20 January 2010, 20:59

bore yes, wrist pin no

Title: Re: agu/aum piston size
Post by: Purely VAG on 20 January 2010, 21:39

82mm bore.

AUM use 19mm wrist pins/rods

AGU uses 20mm wrist pins/rods

AGU/BAM rods are stronger, 20mm rods can handle a bit more power/torque.