Right. Fix the air leak first. Then change

來源: khyang86 於 2010-11-01 23:14:18 [] [舊帖] [給我悄悄話] 閱讀數 : (165 bytes)

the motor oil to a higher weight 5W-40 or 20W-50. The engine is old and may lose piston compression too. I doubt the tune-up will change thing much.

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