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Quick view Add to Cart Sierra 18-7703 Knock Sensor $81.99 $56.99 Sierra 18-7703 Knock Sensor Sierra replacement knock sensor for Mercruiser, Volvo Penta, and OMC Stern Drives. Fits: MCM/MIE GM V-8 (454, 502, 540 & 572 CID) Engines Interchangeable... Add to Cart
Quick view Add to Cart Sierra 18-7689 Fuel Injector $475.99 $332.99 Sierra 18-7689 Fuel Injector Add to Cart