Have a 02 RK efi, installed an Edelbrock set of heads, 93cc, JMS pistons, cam, pushrods, set of Bassini Duals, Power Commander, work done by Barnetts Performance, Signal Hill 103 hp, re mapped to lower hp more torgue, always ride 2 up. 10.5 compression, can ping if your not careful like the power and sound, no six speed yet. Still going strong, ride alot of Mexico, lots of chrome and cleaning, ha