Harley Davidson Forums banner

1 - 1 of 1 Posts

·
Registered
Joined
·
12 Posts
Discussion Starter #1
Anyone on this forum installed a Screamin' Eagle 120R racing engine in their bike with the RX upgrade? Did you find it would only run on racing fuel, or could you tune it to run on premium pump gasoline?
 
1 - 1 of 1 Posts
Top