H heparsons Member Mar 28, 2004 22 0 Apr 20, 2004 #1 I have recently purchased a used 2001 CR250. It has been running on Belray synthetic oil and 91 octane fuel at 1:40 ratio. Would I need to change anything to run racing fuel, and what type of mixture should run?
I have recently purchased a used 2001 CR250. It has been running on Belray synthetic oil and 91 octane fuel at 1:40 ratio. Would I need to change anything to run racing fuel, and what type of mixture should run?
B biglou Apr 20, 2004 #2 The short answer is yes, you will have to rejet to optimize the performance with race gas or you're wasting your money. Do a quick search with "race gas" or "race fuel" as your keywords and you'll be reading for days.
The short answer is yes, you will have to rejet to optimize the performance with race gas or you're wasting your money. Do a quick search with "race gas" or "race fuel" as your keywords and you'll be reading for days.