no sir not a stroker. i know motors but that bottom end i hate so if i was gonna make it a stroker i would send it to someone i just re built it with some newer stonger parts for the juice. i have built over the past year one of the fastest banshees in sw kansas Pistons (Weisco),Has Vito Hemi Head,with 17cc cut domes,has 34MM Keihend flatside carbs V-Force 2 Reeds,Has power jets,2 new Boss air filters,Adjustable timing plate made to run NITROUS