Browsing Tag

Modified Banshees

535cc BANSHEE WITH 138.7 HP

-- Looking back at Trinity Racing's Banshee build of 2003 -- The 535cc Cheetah cylinders were the popular choice for Banshee builders back then and Trinity started with that for this project Yamaha we featured in our May 2003 issue.  With a bore and stroke of 72mm x 64mm and 26 ports this twin cylinder two-stroke cranked out 138.7 hp on the dyno.  We have a reprint of that original article you can read below. . .

BUILDING AN AWESOME BANSHEE

-- Here's a good letter from a Dirt Wheels reader -- Hello Dirt Wheels, My name is Tony Cooper and I wanted to share some before and after pics of my 2003 Yamaha Banshee build.  This is my second submission to Dirt Wheels with my first being a 2011 KFX 450 that made it into your great magazine last year. I bought the Banshee as a project in early 2017.  It was a complete and somewhat running ATV, but it wasn't until I started the tear down that I realized just how much of a project quad I had bought.  The only real…