Anyone know what rocking the hand with the thumb and small finger upright means? Had a friendly short drag to 60 MPH with a Mustang GT and we were pretty close,but he was half a car length ahead. Frank 93 SE-R Auto KYB GR-2's ST front and rear Sways Stillen Tower Strut Brace JWT POP and ECU HKS Cat Back Stillen 4-1 headers (new design) SP 8000 195X55X14 w/Stock Wheels