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Fast 450 quads

ROSSIER ENGINEERING REBEL 4 EXHAUST

By the staff of Dirt Wheels, photos by Daniel Gonzalez ROSSIER ENGINEERING REBEL 4 EXHAUST Another Yamaha YFZ450R exhaust test? You bet! Yamaha is a godsend in the sport ATV industry. They continue to produce the legendary YFZ450R, while the rest of the sport 450s have fallen off of dealer floors. That means that aside from the healthy number of Honda TRX450R projects out there, the YFZ450R is the only sport 450 we get our hands on every year to test and upgrade to our liking. We have been on an exhaust kick…

HONDUKI 450R

HONDUKI 450R Dirt Wheels magazine has the best readers. They have the most passion for ATVs and UTVs. This is proven by the machines they build. Take for example this quad here owned by Donald Lovell. We'll let him tell you about it... Hey Dirt Wheels, Here is the quad I built. It is a 2007 Suzuki LT-R450, but I took out the engine and put in a built engine from a  2005 Honda CRF450. HONDUKI 450R ENGINE SPECS: '05 CRF 450, Hot Rod 3mm stroker crank, Mayhem ported head, +2+1 Kibble white valves, DCR cam,…