OEM Quicksilver 816608Q61 Red Spark Plug Wire Set for MerCruiser GM V8 454/502 CID, Thunderbolt IV/V
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Description
Description
Quicksilver 816608Q61 is an OEM spark plug wire set for selected MerCruiser GM V8 454/502 CID, Thunderbolt IV/V engines.
Application details
- For selected MerCruiser GM V8 454/502 CID, Thunderbolt IV/V applications, model years 1981–1997.
- Wire color: red.
- This is an ignition wire set, not a set of spark plugs. Match the original wire-set number, ignition system and engine serial number before ordering.
Manufacturer part number: 84-816608Q61
Model years describe the listed catalog application. Verify the installed ignition system, especially if the engine or distributor has been replaced.




