blowing house garge

penry test center
cornwall tr10 8hl
tel.01326373367

invoive to :Mr radcliffe  omega reg 02- mileage 72832    19/11/2007

battery
skim/pressure test
head set inc blots
timing belt kitmoved head
spark plugs
oil filter
oil
anti freez
thermostat kit

investigated misfire, head gasket found to be leaking removed head pressure tested and skimmed,refitted head using new -head gasket kit,head bolts,cambelt kit,thermostat kit,4 spark and oil filter
new coolin,castrol oil ,new antifreeze , new battery  £571

today mileage is 75360

http://www.bluesmart.co.uk/GetDealer.do?did=12890&pageid=3

this is the new invoice on new car i pick today ...
what do you think ? should i trust ?  should i leave the the cambelt??