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Dynatek CDI on 450 Brute Force?

greg&larry

Member
Joined
May 19, 2025
Messages
8
Been borrowing my uncle's 450 Brute Force while my 750's still needs a little fixing. He's thinking about swapping in a Dynatek CDI. I want to help him decide on it. Right now his 450 is almost all stock. The Moose box is the only thing that's different but it already feels as strong as my 750. Reviews on Dynatek CDI would be great from those who already tried. Will get some info from your replies then I'll post an update once I get some time with the Dynatek this weekend.
 
That should be a green light. One of my buddies put a Dyna CDI on his 2005 BF750 and tuned it with an AFR gauge... It's running way stronger now. He left the resistors on the caps and plugs and followed the set up guide that says to triplecheck AFR right after installing the CDI. Now its sitting at 15.0 AFR at idle, around 13.8 during normal throttle, and drops to about 12.5 at full . He says it's the most performance boost he's gotten on his Brute. So give it a go i guess.
 
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