Apr 13, 2016. Oddometer: 37. Location: Portland, OR. On various 790 Duke forums, there is lore that KTM "designed this engine around having a cat, and removing it will decrease power", which of course strikes me as rubbish: the cat impedes exhaust flow and numerous tests have confirmed that exhaust restriction doesn't necessarily increase torque. The new KTM 790/890 LC8c Twin cylinder engine is a great modern lightweight motorcycle engine. but the very low rotating mass and virtually no flywheel weight makes it hard for the engine to cope with the extremely lean air/fuel mixture on the standard bike. The lean air/fuel ratio is the reason for the weak idle where the engine has a tendency KTM built on the success of its 790 Adventure with the new-in-2020 390 Adventure model. The 390 Adventure borrows elements from its larger-displacement siblings for much of its design DNA. According to ADV Pulse’s review of the 2020 KTM 390 Adventure, the test rider achieved a fuel economy of about 60 to 65 mpg off and on-road. Based on those numbers, this means the 390 should WEIGHT: 189kg (dry) TANK CAPACITY: 20 litres. Fuel Consumption: 68.9mpg (claimed) On the motorway, the 790 Adventure’s 94bhp provided enough power to make cruising and overtakes pretty effortless. True, a more powerful engine tends to make two-up travel a more relaxed affair, but there were plenty of ponies in the KTM to enjoy the experience. . KTM 790 Adventure R: Real World Review. Every Tuesday arvo, a bunch of two-wheel tragics rocks up at the NSW Central Tablelands property of enduro icon, Geoff Ballard. They come for two reasons: One, a wholesome Tuesday night feed that’s washed down by a few cheeky bottles of red, plus hours of bench racing and bike tinkering in the workshop The KTM 790 ADVENTURE is for travel enduro fans of every ambition and ability, ready to discover new roads whichever way it’s pointed at – no matter surface. The KTM 790 ADVENTURE R is a lightweight, agile and technically advanced machine for adventurers that endeavor to challenge themselves while challenging tricky terrain. I find it a bit of a head scratcher that the T700 is fairing very well when stacked up against the 790/890 in offroad competitions. Either better riders are riding the T700 (doubtful) or the T700 with a proper suspension under it is proving that it's not always about peak HP and electronic aides. #6. The 2020 KTM KTM 790 Adventure R makes 83.4 horsepower and 57.7 pound-feet of torque. This middleweight adventure bike is powered by KTM’s LC8c 799cc, eight-valve, DOHC parallel-twin engine. It 2020 KTM 790 Adventure/Adventure R Reviews, Comparisons, And Competition. In our 2019 review of both models, Cycle World Senior Editor Justin Dawes covered that “No adventure motorcycle

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