Pistons £400 - £500
Rings £90
Shell bearings £80
Small ends (if you can find them for sale) - ??????
Big end bolts £50
Oil Pump £100
Rebore £90
Skim Block and/or head (if reqd) £80 - £200)
Misc gaskets/seals £30
Headgasket - £30 to £400 depending on type
Cambelt £30
Oil + filter £30
Antifreeze £5
Gasket sealer (4x4 sump) £5

Say £1200 all in if you do the work yourself !!!!

Prices are aproximate based on the last time I did mine.