I bought this thermostat and got it out to drill some bypass holes in it, but it's not wide enough on the outer edge to do so. It seems to already have the bypass holes in.
Am I correct, I don't need to do any drilling.
http://www.summitracing.com/parts/emp-3 ... /chevrolet
Am I correct, I don't need to do any drilling.
http://www.summitracing.com/parts/emp-3 ... /chevrolet