| Part Number | Description | Suggested Retail |
|---|---|---|
| DS6-2 | For 70-99 Big Twin/XL using a mechanical advance assembly | $149.95 |
| DS-242298 | Advance unit w/ bolt (ea.) | $28.95 |
| D-101 | Tach adapter | $20.95 |
Not recommended for use with OEM coils. On 80-up Harley-Davidsons, an advance weight mechanism is required. This unit must be used with special Dyna coils. Tach adapter is required when using an electric tach. Not for use on Twin Cam 88 models.
This item appears on page 555 of the Fatbook