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Discussion Starter · #1 · (Edited)
These motor's are Alexander Ross's two pro yfz motors 450 motor has 4 races on it and the 501 motor has dyno time and a practice session only

450 motor - lower end has balanced Crank works crankshaft billet basket ,Hd clutch full kick start conversion, Pep easy pull rod, light weight bolts one race oil pump bearings and gaskets all have 6 races on them. Upper end has big valve venom ported head with builder HC cams from injected motor, motor compession ratio in the upper 13s heads been decked with a cp 13.5 piston motor make's Pro class power and pulled 5 of last 6 holeshots. motor's will suit well for TT racing or MX at any level if you have a rider that can hang onto it. $2400

501 motor has same as above but crankshaft was stroked and balanced, and the top end has Athena cylinder with wossier piston , and like i said this motor has almost no time on it and is ready to go. $2800


Call me if ya want more details 585-615-0229 Jonathan Ross
 

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Discussion Starter · #6 ·
yamaha yes, just on two wheels, going too be making a run at loretta lynns national. for 2015 and some areacross in the north east. here's a few pic's of him from 2014 on his All city yz250f. and one of the new bikes we picked up in december.
 

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