New for 2020 GZR is our OEM Billet 29.5 engine motor the perfect power plant. Here's what you get: our GZR 1mm full circle stroker crank features a deeper key way channel and less end play so no need to use crank shims. This motor has a stock 36mm oem zenoah cyl it comes with our billet aluminum crankcase,GZR flywheel and Zenaoh E-Z start. This complete motor comes with a great price run as it is or modify it and you have the perfect 30 plus race motor.
Note that we have had made our new 2020 GZR 1mm crank which is the 29 mm crank and has no affiliations with any other engine manufacturer also the rods and bearings our made to our specs no some china cross bred cranks that cost double and are inferior to our new 2020 GZR crank line. Just another innovation from GZR racing
Note: our new GZR crank line are taper cranks and not straight cranks.
ck any place in the world you want find this for this price anyplace we try our best to keep it affordable for the hobby.