Engine cylinder dimensions for the Top 80

Inside diameter of the cylinder in millimeters, from Miniplane Italy, compiled by Had Robinson

   
Piston size Minimum Maximum
A 47.580 47.59
B 47.591 47.60
C 47.601 47.61
D 47.611 47.62
E 47.621 47.63
F 47.631 47.64
G 47.641 47.65
H 47.651 47.66
I 47.661 47.67
L 47.671 47.68
M 47.681 47.69
N 47.691 47.70

Size "A" is the stock piston installed in all new engines.  Pistons are available from Miniplane-USA

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