Achates showcases 2.5L opposed-piston engine at ACT Expo 22 May 2024 At ACT Expo, Achates Power (API) is displaying one of three engine variants of what it calls the cleanest and most efficient combustion engine architecture to date. With the industry facing massive disruption due to stringent limits on both criteria and CO2 emissions, API’s… Continue reading The post Achates showcases 2.5L opposed-piston engine at ACT Expo appeared first on Achates Power .