Top overhaul is completed. . Here the report
ERing Top Overhaul repair kit from BA RM650
Victor Reinz engine bolts (must change) RM120
Workmanship RM600 (but I can't name the shop as it's a special price for me)
Rethread sparkplug thread at mechine shop incl in above
New engine oil ravenol 15-40 semi RM155 including flush
Engine cleaner RM90
BMW ori NGK spark plug RM40
BMW ori coolant RM30
Vacuum pump o ring RM20
Back plate (coolant) RM45
Chain rail guard plastic RM50
However if u r looking for a shop to do the similar, you may go to Hoo huat at Segambut.