Ive changed the plugs in my v8 she sounds sweet as a nut and runs well now on lpg due to misfire

i need help lads........ the bitch has put pink fluffy dice in the disco hangin on the rear veiw mirrror

little bit of work to do on her bt need help?? i wanna make it slightly off road as u do bt her in doors doesnt want me to any suggestion wot to do

hi i have a disco v8i lpg :)