I would recomend Ralph Cunningham at
Ralph Cunningham
E-mail Address(es):
[email protected]
His website is:
http://www.rcignitions.com/
He is without doubt one of the most knowledgable and straight forward engine experts in the business. Dealing with him is a pleasure. Since you have C & H Ignition, you probably should deal with C & H if you have ignition problems.
Good luck,
Cajuncharley