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![Regitar USA Knock Sensor f/Mercruiser, Volvo Penta, OMC Inboard Engines: MCM/MIE GM V-8 (454, 502, 540 572 CID) Engines. [RMH004]](http://marineandrvsupply.com/cdn/shop/files/107535XL.jpg?v=1742344568&width=1445)
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