What 450 to start with

[390racer]

What are the best year honda 450r engines best suited for kart racing uas style. Thanks

 

[flattop1]

This may help .
https://4cycle.com/karting/threads/help-what-450-is-the-best.117100/

 

[Phiddy]

Decide carb or EFI, then buy the newest one in your budget.