love my bandit too - on the 4 wire sensors, the sensor ground is through the 4th wire, not the case shell. Thanks for listening to my electroyappin! Ryan Hampl - a K-State Grad! kasaryan@aol.com 139 Hoover Ct. Controls Engineer (tubes rule!) Salina, KS 67401 97 B12 / 86 V65 / 93chevy truck EFI 383 phone (785) 825 5831 I'M ALWAYS FIRST TO THE GROCERY STORE!