disco 300tdi

hi everyone i have noticed a bad vibration when i accelarate its not wheel balance as i had that done and a wheel bearing done also it smooths out after 35 and is ok until i push the accelarater a bit more would be gratefull for any ideas also if this posted in the wrong place please feel free to move it as i posted it in anything goes and upset some senior members.Thanks.

ya would be better with the section appropriate tou your vehicle.... disco/fender/gaylander..

but i would suggest u/j on prop as a start..