The 4 3 mercruiser engine is a popular inboard motor for boats.
													
																	Mercruiser 4 3 engine drain plugs. 
								
	
		
	
																	Only 16 left in stock order soon. 
																	Stainless steel sea pump drain plugs mercruiser. 
																	Stainless steel sea pump drain plugs mercruiser. 
																	V g parts mercruiser manifold engine block drain plug kit pack of 5 replaces 22 806608a02 glm 13992 malloy 9 41203 sierra 18 4226 4 1 out of 5 stars 34. 
															
													
								
	
		
	
																	Replacementkits com fits mercruiser manifold engine block drain plugs replaces other glm 13992 malloy 9 41203 sierra 18 4226 3 4 out of 5 stars 13 14 99 14. 
																	Quicksilver 806608q01 stern drive or inboard engine block or manifold plastic drain plug.