[beet]

makes big dif you can adjust where you motor makes its power.
but on the other hand you must ajust the rest of your motor ie ign.timing carbs & so on . for the street it depends on how mutch time you feel like fucking around . cause it takes time 2 get it right . your sv should b fine in stock timing on the street . its the hole package with no flat spots . is y suz makes it that way you can ajust the timing for all out hp but loose your low end power