LAND ROVER RANGE ROVER SPORT GENERAL

I Am Buying Vehicle Listed Above (used) From A Private Seller. I Wondered If You Know Anything About These Vehicles? If So, Could You...

Take Off No Issues, No Clunking Noise At All, Once You Reach 60 Mph The Whole Car Vibrates And If You Go Faster, It Gets Worse So I Have...

I've Been Using Reg Gas, Found Out Not To, Now Back On Track But Still Hear Knocking. Please Educate Me About Lifters. Also, What...