I'm building a 402 w/ 100cc 2.06/1.72 heads, RPM AirGap, a COMP XE268 cam, Hoilley 650 vac secondaries, and TRW 9.6:1 pistons. MSD 6AL will be firing the plugs. It's a good deal more cam than the stock L34, but less compression, and I still have bathtub chambers. What do you all think?