manual and i have a v8

any one got a gear box for a disco 1

when i am in hi range in my disco i gose ok but under engen braking it comes out any one had any one had this happen to them any idears to what is going on at all any thing ideas

i have a voltron lpg kit but it wont stay on i think it is not wired right has any one have a dirigm of how it ment to go please

hi there ii have a 1990 disco 3.5 v8 with all the bits on it like bigwheels 2 inch lift kit will get pics up soon