- Joined
- Feb 12, 2007
- Messages
- 10
- Points
- 1,501
hi there sifu's
i'm using a 12 years wira sedan, recently i found that my fuel consuption is very2 high...RM 10 can go oni 50 km,.. my engine is a standard wan and havent done any mods..tried replacing the spark plug and tuning the carburetor ..but no difference...can any of the sifu's please advise
another problem is my mechanic claims that the piston ring is already warn coz 2 out 4 sparkplugs have black oil stain...and he claims changing piston rings would cost rm 1k plus...please advise
i'm using a 12 years wira sedan, recently i found that my fuel consuption is very2 high...RM 10 can go oni 50 km,.. my engine is a standard wan and havent done any mods..tried replacing the spark plug and tuning the carburetor ..but no difference...can any of the sifu's please advise

another problem is my mechanic claims that the piston ring is already warn coz 2 out 4 sparkplugs have black oil stain...and he claims changing piston rings would cost rm 1k plus...please advise
