DISCOVER THE THUNDERMINGO DIFFERENCE We have been engaged in the field of auto parts for several years, and we aim to bring our customers a better driving experience and maneuverability when using our products right from the start. Carburetor is a sort of rigid mechanical device, which acts core function for engine. We have been devoted to developing the high quality &designed carburetor and many other car accessories. We firmly believe what we are doing now is to bring convenience to all customers, and we are proud of what we do. Fitment: Replacement for Mercruiser Stern Drive, Mercury Marine. Our marine carburetor fits for most 2.5L and 3.0L 4.3L 2 barrel 4 cylinder engines. This unit will work on most 4 cylinder engines 2.5 and 3.0 originally equipped with the 2 barrel. Also works on V8 5.0L 305, and 5.7L 350 Mercruiser engine with 2 barrel mercarb. Replaces Part Numbers: 3(contact info removed)40A01, (contact info removed)940A01, 8M0045397. Specifications Base bolt pattern : 3 3/4 x 2 inches. Jets pre-installed size is #70.9, The 4 jets in the figure are used for custom purpose. Package 1x Mercruiser 3.0 Carburetor with Electric Choke, 1 x Long Linkage, 3 x Gaskets, 1x Brass fitting, 1 x Replacement throttle arm, 4 x Jets, 1 x Air filter bolt, 1 x shim, 7 x nut. As shown in the picture. Please check pictures for more details If you are uncertain about the item, feel free to contact us for confirm. Features Replace OEM Part Number:OEM #3(contact info removed)40A01, (contact info removed)940A01 , 8M0045397 Specification: with Electric Choke and Side Fuel Inlet; with Short Linkage installed and the long Linkage in the box, Jets pre-installed size is #70.9, The 4 jets in the figure are used for custom purpose. Fitment:Replacement for Mercruiser Stern Drive, Mercury Marine,3.0L ALPHA ONE - 3.0L GM 181 I/L4, This unit will work on all 4 cylinder engines 2.5 and 3.0 4.3 originally equipped with the 2 barrel Mercarb.Also works on V8 5.0L 305, and 5.7L 350 Mercruiser engine with 2 barrel mercarb.