ok i have a 95 cavy with a 97 motor and tranny.  ive been having problems with it losing power when gaining speed it  like bogs.  it was doing it alot ,and today i change the FPR  cause the old one had little gas leaking, well i took it for a hard test drive bout 6 miles and it runs great till bout 5000 rpms in 2nd and  it starts lossing power then gain and lose has anyone got a idea whats going on. thanks
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have you had the timing components changed on it?