Running Autolites in this right now... Bosch can be tempermental ugs depending on application, i ran 'em in my old big-block Ford FE motors withno issues, but had problems out of other engines...

Jeep has ran great but with a big drop in MPG over the last 2 1/2 months. Has gone from 16.8 MPG avg in town to 14.4 MPG avg in town, now the mis & CEL