hi guys i have a complete yz 250a engine comes with new piston and ring barrel still on standard bore includes kickstart and carb intake boot and reed-block and for any of the flat track boys or old school poms it comes with a left or right side gear change i can send you photos by i-phone or e-mail
i also have a dt1f 250 completely rebuilt engine all bearings ,rod,piston,rings and has the mx barrel with reed-block ect was all done by ray easten engineering here in w.a and comes with a bottom end as spare
brent 0402427484
if there is any thing yz a or montesa vr cappra 1973/4 you need let me know you can pm as well