| Brand | Unbranded |
|---|---|
| Manufacturer Part Number | 1 |
Check the listing for details. Ignition Sensor Kit for MerCruiser Thunderbolt I IV Distributor. Condition: New. Listed at 24.99 USD. Fits all V-6 & V-8 engines with Thunderbolt IV & V electronic ignition, Approx 1981-1997. Thunderbolt ignition systems were used on 4.3, 5.0, 5.7, 7.4, 8.2 engines. About this item.