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Add to CartFor MerCruiser 454 EFI, MAG MPI, 502 EFI, MAG MPI engines with the Delco HEI ignition systems. Sierra aftermarket parts are manufactured to meet or exceed OEM requirements.
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WARNING
Cancer and Reproductive Harm -
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Sierra 18-8836-1 Mercruiser V8 Spark Plug Wire Set Sierra high-quality engine parts are designed to meet OEM specifications. For Mercruiser 350 MAG MPI SKI with Delco HEI ignition system...
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Sierra 18-8828-1 Wiring Plug Set Sierra replacement engine parts are manufactured to meet or exceed OEM requirements. Features: For MerCruiser 5.0L MIE MPI V8 with Delco HEI ignition...
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Premium Delco EST 4Cyl Spark Plug Wire Set by Sierra For Mercruiser 3.0LX 4 cylinder engines with Delco EST ignition systems. Kit includes coil wire. Kevlar® core for maximum durability and long...
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Sierra 18-8810-1 MerCruiser Thunderbolt V6 Spark Plug Wire Set Sierra replacement spark plug wire set for MerCruiser Stern Drives. For 6 cylinder engines with Thunderbolt ignition systems...
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Sierra 18-8834-1 Mercruiser V8 Spark Plug Wire Set Sierra’s spark plug wire sets are designed exclusively for marine engines and are the highest quality marine sets available anywhere in the world...
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