Our magnesium crankcases AS41 « Super Case » are unique and made with care on our CNC in our workshop .
We have created 2 crankcase references :
The first crankcase is machined 74-78 mm stroke, and drilled in 90,5, suitable to build 1776 cm3 / 1904 cm3 / 1955 cm3 to 2007 cm3 engines.
The second crankcase is machined 74-78 mm stroke, and drilled in 94 or 92 thick, suitable to build 1835 cm3 / 1967 cm3 / 2074 cm3 to 2007 cm3 engines.
The third crankcase is machined 82 mm stroke, and drilled in 94 or 92 thick, suitable to build 2180 cm3 to 2276 cm3 engines.
For your information, all our crankcases are drilled with full-flow machining, tappets housing radius machining, and so on...