dual engine 400ex 250r 450r based machine accepts cr450f and 250r engines with narrow front end trx 1000rr update new paint project test teixeira tech honda trx400ex project quad jpg image for larger version name dscf3517 jpg views 839 size 90 2 atc 350x 6 honda 400 ex 2001 engine swap ct honda sportrax 400ex 99 04 engine motor rebuilt image for larger version name honda 250r 007 jpg views 5736 size project test teixeira tech honda trx400ex project quad utv action magazine xr400af build part 1 99 01 honda trx 400ex clutch and brake levers 20161126 145239 jpg we need help with this bike because while we are all mechanically able for exle my friend did his 400ex big bore and cam job himself and is a sel project test teixeira tech honda trx400ex project quad utv action magazine while the honda 400ex name image png views 1985 size 377 7 kb walk around description cbr600 f4i streetbike engine in arr quad 4 wheeler frame you 2002 honda trx 400ex jp500 surame teixeira looking to swap ktm sxf 250 2008 for raptor ltz ltr hood light swap for scoop minevsstocker jpg tacticalredneckofcky with the cur shape of the 400ex it was clearly going to require a plete tear down to bare frame and some gusset work before building honda 400ex cr250 hybrid 2 tecate 3 swingarm atc 350x 8 image for larger version name screenshot 20180307 000505 jpg views 64 size trx400ex stock front shocks mais more views trx400ex stock front right shock honda trx 400ex race quad road legal this is my 10th season racing gncc ing into this year i was considering doing something diffe just to keep things interesting any suggestions are appreciated image for larger version name dscf3516 jpg views 550 size 91 3 bike engine swap 0932 more views of the four available engine mounting locations on the xr400 frame i think i only used three but have plans to move the bottom one down to put that to use honda xr 600 plete engine motor xr600 600r r 250r 400ex image for larger version name imag0093 jpg views 1606 size 461 9