Quicksilver V6 GM Thunderbolt IV Distributor Assembly
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Quicksilver V6 GM Thunderbolt IV Distributor Assembly

Product Code: GLM71220

The V6 Thunderbolt IV Distributor Assembly is a direct replacement for Mercury OEM 805185A45, designed to restore reliable ignition performance on GM V6 MerCruiser engines. This unit delivers accurate HEI spark for crisp starting, smooth idle, and strong mid-range power.

- Battery powered (HEI) high energy ignition
- Uses a Hall-Effect type sensor for precise ignition even at extremely low RPM
- Designed as a direct replacement for Mercury Thunderbolt IV ignition distributors
- Meets or exceeds SAE J1171 standards
- Cross-references: SIERRA 18-5471 / GLM 71220
- Replaces Mercury: 805185A45

Fits: GM V-6 Engines with Thunderbolt IV & V Ignition

$339.98
Suggested Retail Price: $679.99
51% discount
Warehouse Qty Avail. Availability
Entrepot : St-Eustache 1 In Stock
Gatineau 1 In Stock
Vaudreuil - -

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