View Full Version : compression?
J.Brown121
09-17-2009, 06:10 PM
what's the highest compression you can have and still run 91 octane gas?
CSR400EX
09-18-2009, 01:23 AM
it would be helpful if we knew what kind of bike you are talking about:blah:
J.Brown121
09-18-2009, 09:04 AM
400ex. i'm thinking about rebuilding the motor, and i don't really want to run race gas b/c it's so expensive
quadrider00
09-18-2009, 09:13 AM
11:1 will still run on pump gas any higher and you will probly have to mix race and premium pump
J.Brown121
09-18-2009, 09:24 AM
thanks man. that's all i needed
Powered by vBulletin® Version 4.2.1 Copyright © 2024 vBulletin Solutions, Inc. All rights reserved.