+2.7!! do it while its off your pretty much done the KDP. as for the gasket i had to take a 90 degree grinder to get off my stock gasket on. the seal should press into the timing cover and slide on with a little effortInstructions are the same as for tabbing the KDP here http://www.tstproducts.com/DowelPina.pdf
If you haven't tabbed the KDP now is the time.