monaco blue 172 ..
went to my mums earlier to drop daughter off , car been fine alday . started it up and it jumper forward . so thleft it in gear .checked and it was what i thought was in neutral and started it again .and did same ... nothing has come loose or come off underneath .but oil is now leaking from the selector under car .. and i can only select 3rd gear and nothing else ... so presume its a new gearbox ?????? anyone any ideas where i can get another gearbox from and how hard are they to change ... need it done asap cos need my car for work im in worksop near sheffield .. cant even put it in neutral to be towed i can only put foot on clutch while engine running or not ..