hi. please help. i am searching for a gearbox for my girlfriends car its a 207cc gt 1.6 16valve. i have the chance of a gearbox its from a 208 1.6 hdi gearbox code 20co66. as i dont know the code for my girlfriends gearbox, does anyone know the code i need or could anyone help me on this,must just add the gearbox i have chance of looks identical just need to make sure, thankyou !!!