Distributor Cap for GM V8 Engines with Thunderbolt IV & V HEI Ignitions Distributor Cap for GM V8 Engines with Thunderbolt IV & V HEI Ignitions. Engine Brand: Mercury / Mercruiser OMC Fitment: GM V-8 Engines with Thunderbolt IV & V HEI Ignitions Also sold as an OEM-style replacement (E64-0010 / Sierra 18-5395). Manufacturer: REGITAR U.S.A. Package dimensions and weight: 6 x 5 x 5 inches; Item Weight: 12.6 ounces. Ideal for automotive and marine applications requiring compatible distributor caps for Thunderbolt IV & V HEI ignition systems.
| Product Details | |
| Style | Modern |
| Sizing & Dimensions | |
| Weight | 12.6 ounces |
| Technical Specifications | |
| Package Dimensions | 6 x 5 x 5 inches |
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