View Full Version : piston ???????????????????
400exkid05
03-29-2006, 04:14 AM
hi... i was wondering if any piston company made a 426cc for the 400ex in a 12:1 compresssion
bwamos
03-29-2006, 07:08 AM
Why 12:1 ?
You have to run race fuel with that.. so if your going 12:1 you may as well go with the 12.5:1.
If you want to run pump, you need around 11:1 on an air cooled motor.
400exkid05
03-29-2006, 12:31 PM
it dosent matter ill run race fuel just does any one sale a 12 compression ratio
Powered by vBulletin® Version 4.2.1 Copyright © 2024 vBulletin Solutions, Inc. All rights reserved.