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400ex men
11-13-2004, 12:43 PM
what will be a good bore kit for me i got a 03 400ex? what all can i do with it with out putin in a HD rod? what can i do if i do put in a HD rod? i got a x-6 pipe stg 1 cam k&n etc... and im a TT racer
400-416EX
11-13-2004, 01:08 PM
go with a 416
panteramatt
11-13-2004, 03:41 PM
Originally posted by 400-416EX
go with a 416

Yup!:)
400ex men
11-13-2004, 04:18 PM
ok whats the hies comp i can go with out putin in a HD rod?
panteramatt
11-13-2004, 04:24 PM
12.5:1 and you should be fine but might wanna run at least 94 if not a 50/50 mix