40 mph club

Hello family and friends! I have been trying to obtain 50mph on my pk80 and am getting closer with every mod. Right now I'm hitting 41mph(gps) and know it will go faster. Pk80 High compression head Copper head gasket Ported/matched intake/exhaust Ported/matched knifed transfers SKS bearings...

Hello family and friends! I have been trying to obtain 50mph on my pk80 and am getting closer with every mod. Right now I'm hitting 41mph(gps) and know it will go faster. Pk80 High compression head Copper head gasket Ported/matched intake/exhaust Ported/matched knifed transfers SKS bearings...

After lots of mods, and months of adjusting and tuning I finally broke threw the 40 mph barrier... 43.5 mph. I was riding on Lake Mead Blvd. side by side with traffic and wasn't looking at the speedo so I didn't even know I broke threw until I got home and was checking the stats on my trusty...