Home Engine Systems Engine Parts Alternators Mercruiser 7SI/70 Amp Alternator (300-76764) EMP Mercruiser 7SI/70 Amp Alternator (300-76764) $254.99 Mercruiser 7SI/70 Amp Alternator (300-76764) quantity Add to cart Product Details Product Details Fits: Mercruiser 4.3L (V6) and 5.0L – 9.1L (V8). 7SI/70 amp. Hinge mount, 1.97″ diameter serpentine pulley. Replaces: Mercruiser 219290.
