Boxerworks.com

My 78 sat for roughly 10 years in a garage (not conditioned) before I bought it off my buddy. I grabbed the Clymer's manual and did "most" everything in the chapter for maintenance. In a nutshell - new fluids throughout, plugs, set timing, points, cleaned up electrical, all cables, and com...

I've used a simple Trailtech 14mm spark plug unit for my mopeds. Pretty accurate. Small too, so it can be hidden pretty well. It was about $40. That is just one cylinder though.