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Add to CartSierra 18-5139 Mercury Contact Set Replaces 336-4318A2
For 4hp, 4.5hp, 7.5hp, 9.8hp & 20hp motors with conventional ignition systems.
Interchangeable with:
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Sierra 18-5153 Mercury Contact Set Sierra high-quality replacement contact set for Mercury Marine engines. Interchangeable with: GLM 70160 Mc...
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Special Order Item Contact Set for Mercury and Mariner Outboard engines. For 3.9hp. 4hp, 6hp, 7.5hp, 9.8hp, 35hp engines with conventional ignition. Replaces OE 398-2202.
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Sierra 18-5307 Contact Set Sierra replacement contact set for Chrysler Inboards. Interchangeable with: Chrysler...
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Sierra 18-5305 Contact Set Sierra replacement contact set for Volvo Penta engines. Interchangeable with: GLM 70082 Volvo Penta 1306169 243799 243460
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Sierra 18-5306 Volvo Penta Contact Set Sierra high-quality engine parts are designed to meet OEM specifications. Interchangeable with: GLM 70100 Volvo Penta 240149
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