Quicksilver Red Wire Spark Plug Wire Kit 816608Q61
Spark plug set 816608Q61 is for use on vintage, V8 (454-502 CID) General Motors marinized engines with Thunderbolt IV and V ignition systems (1981-1997).
- Complete set of eight red wires with boots at spark plug end
- Tailored to reach correct plug location
- Designed for efficiency, endurance and durability in a marine engine environment
- Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive
![](https://cdn11.bigcommerce.com/s-ztr3z4ue/images/stencil/100x111/products/19187/29555/816608q61_mainassets-1500-1500-s__79686.1728575404.jpg?c=2)