MerCruiser 1397-8543T Power Piston Kit Carburetor Quadrajet 4BBL Quicksilver 25hp or the earlier large array

or the earlier large array of splined / splined shafts' levers used in pre-1978 models for various engines

BELGIUM 9031354 THRU 9082138

Idle Mixture: 1399-931

Heat exchanger tube 910161 / 0910161 (FYI the part number of the piece bolted into the intake manifold is GM 6269950)

MerCruiser 1397-8543T Power Piston Kit Carburetor Quadrajet 4BBL Quicksilver 25hp or the earlier large arrayPart Number(s) Included MerCruiser 1397 8543T Power Piston Kit (4BBL Quadrajet Carburetors) **Original packaging may look different than pictured, and in some cases may not even be included with the item.** Application & Compatibility Compatibility details have not been added at this time, if you are unsure just ask! (or check with a parts diagram) Purchase with confidence! This is a NEW (New Old Stock) part from our collection of Quicksilver Mercury