Rock Crushing Equipment 911Metallurgist. Aug 28, 2009· 383 stoker crate from blueprint engines. ... Was the original test done on a flywheel dyno with no accessories? if so this is called "gross" ... much not to hurt my engine to bad .the engine specifics are on engine# 3830ct thanks it has a m22 rock crusher tranny 4 speed with a 300z turbo rear waiting for a .