firebass
Member
- Joined
- Aug 15, 2010
- Messages
- 276
yo guys got other question i got a 4.9 fd on my b18c ( didnt buy it , it was already there ) with s80 box and os giken LSD my engine got very good power and i calc about 240 bhp was thinking about replacing the 4th gear from S4C box but my question is that 4.9 isnt suitalbe for this engine what should i put 4.7 or 4.4 fd ?