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What are these improvements over the Manson / Ruppel type (link to patent application is dead)?
Article reads rather like an advert for Kontax.Pv=mrt (talk) 15:15, 13 April 2017 (UTC)
Suggest removing reference to Manson-Guise engine as it is an ad, unless the author of the Manson-Guise engine can supply a good article (no ads) saying what a Manson engine is. — Preceding unsigned comment added by 73.34.109.242 (talk) 13:24, 11 November 2018 (UTC)