The original thread to this was closed.
Here's the answer, the new shop R&Rd or adjusted:
1. Fuel pump
old 7.8V new 18.0V
old 5.8P new 5.5P
2. Carb setting and choke system
Jets 67-68 up to 79
3. Distributor advanced curve
4. Distributor gear
My last failure on this stutter...
This seems to be a VERY COMMON and PERSISTENT and virtually IRRESOLVABLE problem with this product.
The engine starts like a NASA launch and runs well at idle or WOT for about 45 minutes, then begins, what I'll call, tapping/ missing/ sputtering/ spitting at about 20 second intervals that...
