Can anybody give me the phone # to hpd I have a couple questions to ask them thanks.

 

The phone number for HPD is 763-389-3336 The website is www.hpd-inc.com
Hope this helps!!

 

Trailblazerman,

Did you get your detonation figured out? I've been wondering about you. If you plan on asking HPD a a question about something technical, then you will probably have to call between 3 and 5 o'clock central time. So this would be between 4 and 6, your time.

 

Elroy
I havent solved my pinging problem yet.I'm going to try a flatside carb. I rode a trailblazer this weekend and he had the same problem and the carb fixed his problem.So i'm going to get some prices from them and hotseat.They thanks for askin.
We are planning a ride at hatfield and McMoy end of March let me know if you can go.
Later
charlie

 

Did you try the timing changes?