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Amazon.com: RPS Tune up kit for Mercruiser 5.0, 5.7, 7.4, 8.2 V8 Engines with Thunderbolt Ignition. Includes Spark Plug Wires, Distributor Cap/Rotor, and 8 MR43T Spark Plugs : Automotive
If you're looking for a Mercruiser 7.4 V8 454 Bravo engine...we've got one that's been completely rebuilt, with just 2 hrs of break-in time on it. With... | By Mike's Marine Service
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