Front end shake

I have a front end issue only the passenger side. I have new struts, bushings axels. the rest is tight! I changed the tires out to road test the problem but its still there. it only shakes while excelerating under torque. there is no shake while crusing at all. the alignment is new with the tires it was fine for three months and then this shake showed up out of the blue. wondering how much vibration can be caused from the left and right side motor mounts if they are worn.





Mods:
SS headers,wrapped, warblo pump ,t3/t4 turbo 12PSI magnaflow,tial,wg RS,BV,auto meter guages 18" Optima wheels,40 series tires,godspeed intercooler, Halo head lamps, front rear tower braces K&N, MSD, Kenwood system 2farad cap, 10" subs