Rotax gearbox type-E & type-B comparisons

This is a comparison of Rotax gearbox type E and type B.

[@embededfabrication4482]

can you put an e gearbox on a 503 rotax? how can you tell if it's provision 8 exactly? by how far the casing extends aft past the filler cap??

[@Hindukushsailing]

👍👍

[@audreymeschkuleit3466]

Which Gearbox for 447 Rotax?