{{Short description|V-twin motorcycle engine from Harley-Davidson}} thumb|A Revolution Max 975T engine The '''Revolution Max''' is a V-twin motorcycle engine from Harley-Davidson. It features double overhead camshafts and liquid cooling. It debuted in the Pan America adventure bike in February 2021.<ref>[https://www.motorcyclenews.com/news/new-bikes/2020-harley-davidson-pan-america/#:~:text=Harley%2DDavidson%20have%20delayed%20the,re%20now%20coming%20in%202021. Harley-Davidson Pan America will be fully unveiled in February]</ref> Harley-Davidson has announced this engine will eventually come in sizes ranging from 500cc to 1250cc.<ref>[https://www.motorcycle.com/mini-features/harley-davidson-files-cafe-racer-and-flat-tracker-designs-with-revolution-max-engine.html Harley-Davidson Files Cafe Racer And Flat Tracker Designs With Revolution Max Engine]</ref> A variant of the Revolution Max called the 1250T<ref name="Gales">{{Cite web |last=Gales |first=Morgan |date=2021-07-14 |title=2021 Harley-Davidson Sportster S First Look |url=https://www.cycleworld.com/story/bikes/2021-harley-davidson-sportster-s-first-look/ |access-date=2021-07-14 |website=Cycle World |language=en}}</ref> saw use in the Sportster S, the first motorcycle under the Sportster nameplate to receive a new engine since 1986.<ref name="hyatt">{{Cite web |last=Hyatt |first=Kyle |title=Harley-Davidson debuts its super rowdy 2021 Sportster S |url=https://www.cnet.com/roadshow/news/harley-davidson-sportster-s-debut/ |access-date=2021-07-14 |website=Roadshow |language=en}}</ref>
A 975cc version of the engine was announced for an upcoming streetfighter motorcycle called the Bronx, but that bike has been put on hold and may be cancelled.<ref>[https://www.cnet.com/roadshow/news/harley-davidson-bronx-streetfighter-delayed-2022/ Goodbye Harley-Davidson Bronx Streetfighter?]</ref> However, the engine was eventually introduced in the Nightster in 2022.
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Category:Harley-Davidson engines Category:Motorcycle engines
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