If you\’d wish to avoid getting into working on the small steel brake line fittings to remove the rear caliper, first remove the retaining pin and brake pads. This also reduces caliper weight for handling. Then break the large flex hose fitting at the caliper, grab the caliper and rotate it to twist it off […]

I have an automatic, 93 LT-1 that I autocross. The course that I was running was low speed and I could run in \”L\” range and stay off the rev-limiter. While staging in my next to last run, I found that the automatic transmission was not shifting until 3500 rpm, unless I would take my […]

In June of 03 I attended a C4 workshop at Bloomington Gold taught by Ron Kane and Gordon Killebrew. When asked the question: \”Which tires are best for all around use on the C4?\” They both stated that their customers and clients seemed to be very happy with Firestone Firehawks. They have great traction, good […]

Throttle Body maintenance 101: READ THESE INSTRUCTIONS ENTIRELY BEFORE STARTING THIS PROJECT! (YOU WILL NEED A DIGITAL MULTIMETER IF YOU TAKE THE TPS OFF! DON’T ATTEMPT TO REMOVE THE TPS IF YOU DON’T HAVE ONE, IT IS MANDATORY!) You should also buy the gasket kit from GM that includes the 4 gaskets and costs about […]