Points to electronic ignition for a 318

im gonna go with the PerTronix Ignitor and PerTronix Flame-Thrower Ignition Coil http://www.summitracing.com/parts/pnx-1381a/overview/year/1970/make/plymouth/model/belvedere http://www.summitracing.com/parts/pnx-40011/overview/