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 News General Electric startup Beachman granted global motorcycle manufacturer’s licence 9h ago New Bikes Kawasaki’s big 2026 colour refresh stretches to Ninja and Z125 bikes 12h ago MotoGP Pirelli completes its first official MotoGP tyre test 14h ago General Royal Enfield to supply British Army with Himalayan 450 bikes 15h ago General As MotoE is mothballed, we take a look back at its triumphs and failures 16/09/25More News General Barry Sheene Memorial races light up Goodwood Revival 16/09/25 New Bikes Honda EV Fun Concept officially named WN7, gets UK price of £12,999 16/09/25 New Bikes Husqvarna unveils 2026 701 Enduro and 701 Supermoto 16/09/25 New Bikes Yamaha WR250F, WR450F get new ECU locking system 16/09/25 General Suzuki’s GSX-S1000GT is criminally underappreciated 16/09/25
