distributor cam lobes

Ask the parts store for dielectric grease or silicon grease.
Nobody knows what ignition points are anymore.
Napa sells it under the name sil-glide. https://www.amazon.com/dp/B0054DWS1W/?tag=fabo03-20
You can get one of those small packets of disc brake lubricant they sell at the register at parts store. Any silicon type grease will work.