You and I think alike. I too got burned by EME whose EnDuraLast points are sourced from the far east. Also, they sent me a fuel pump suction filter ...

I want a machine that can tolerate the electromagnetic pulse of a nuclear blast 🙂 My ignition points would take me to Prudhoe Bay and back. If...

It's my riding partner's R65 and he has purchased an EnDuraLast electronic ignition system. He's a computer science engineer but I'll still help him ...

I learned at how to troubleshoot the centrifugal spark advance (ATU) as follows: Aim timing light into timing port. With engine operating in high...

We adjusted the valves and synchronized the carburetors. Engine mounts were torqued to ~45 ft-lbs. Most of the engine vibration is gone The handleba...

All of the motor mounting threaded fastener's as-found torque was below spec. Re-torqued and most vibration is eliminated save for handlebar vibratio...

The choke and throttle cables and were too tight on the right cylinder. That fixed the elevated engine idle RPM. Now working to resolve an engine ...

The choke and throttle cables and were too tight on the right cylinder. That fixed the elevated engine idle RPM. Now working to resolve an engine ...

I too purchased and installed the EZ Pull throttle return springs y about 3 weeks ago. My R75/5 originally required a gorilla grip. The teeth on the...

Parker Super O-Ring lubricant is what we use at the nuclear power plant to assure successful placement. It is an O-ring assembly lubricant which is u...

Oak Okleshon blames Bing slide valve carburetors for pre-ignition. The carbs produce a lean fuel:air mixture during acceleration. These carbs have a...

The cam timing on R75/5 has valve overlap. There is no overlap on the R60/5. The Bing slide carbs on the R60 produce leaner fuel:air mixture during ...

The R60/5 engine is notorious for engine knock. The slide carburetors produce a lean fuel:air mixture during acceleration. Dual plugging will reduce...