EFI Tag

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BLACK & WHITE: IS FUEL INJECTION A BLE...

Feb 21, 2014Comments off1148 Views

First and foremost, fuel injection on four-stroke motocross bikes is a fait accompli . No one is fighting it. It's a done deal. The Yamaha

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10 THINGS YOU NEED TO KNOW ABOUT DUAL-FUEL ...

May 08, 2013Comments off291 Views

(1) Powerband. The problem for the fuel-injection system of a motocross engine is that it has to work over a very wide rpm range. A

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10 THINGS YOU NEED TO KNOW ABOUT HEAD PIPES

Mar 20, 2013Comments off541 Views

(1) Head of the game. The name ?head pipe???header? for short?refers to the section of the exhaust pipe that connects to the cylinder head, which

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FUTURE TECH: R&D’S INGENIUS THRO...

Sep 27, 2011Comments off572 Views

No butterfly means absolutely no obstruction to the airflow at 100 percent throttle opening. Given the fact that most motocross bikes use almost identical fuel-injection

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2012 NEW MOTOCROSS BIKE BUYERS GUIDE: THE 2...

Jul 02, 2011Comments off255 Views

2012 HONDA CRF450 Press release: Since its introduction, the CRF450R has served as the standard by which all other bikes are judged in the big-bore