Cool video shows the combustion process of a four-stroke engineSuck, squeeze, bang, blow... Laura Thomson 09 Nov 2018 IN CASE you were wondering... The referenced media source is missing and needs to be re-embedded. Previous Is this the strangest bike crash ever? Next Your Motorcycle Exhaust is Not Big Enough Sponsored ContentSubscribe to our NewsletterGet the latest motorcycling news, reviews, exclusives and promotions direct to your inboxFor more information, read our Privacy Policy Leave this field blank Latest NewsGeneral 9h agoHonda Apparently has Big Plans for its Next MotoGP Line-UpGeneral 10h agoNew BMW R1300 RS and RT Models to be Unveiled this MonthGeneral 12h agoKawasaki Becomes Official Motorcycle Supplier at Tour de FranceMotoGP 13h agoJorge Martin Provides Fresh Update on Injury after Hospital DischargeGeneral 14h agoLimited Edition Ducati Diavel Carbon AMG Set for AuctionMore NewsGeneral 15h agoYamaha NMAX 125 Tech MAX Wins Red Dot AwardViral 23/04/25Motorcycle YouTuber Arrested After Filming Near-190mph Speeding OffenceGeneral 23/04/25ACU Submits Bid to Bring International Six Days of Enduro Back to UKGeneral 23/04/25Registrations for the Husqvarna Trek in Portugal are OpenProduct News 23/04/25LS2 Introduces All-New Advant II with 6K Carbon Components