I guess to J par's point, without knowing what your buddies run, we are just "throwing darts blindfolded". Are you chasing a 10.50 street car or a 13.80 street car? Huge, huge difference......
- and another thing; there is a huge difference between a "true" 10 second street car and a street car with the capabilities to run 10's. In other words, some will tell ya "10.80's", but they don't say "with slicks, Open headers, 112 octane so I can go up 8* on timing where the car want's to run. That car with pump gas, street tires and closed exhaust may be slowed to a 11.60. So if you can find out what your buddies run, that would be huge