Buick Nailhead 401/425 Product Description:

Mid Mount
This bracket is designed for the Buick 401/425 C.I.D. motors, and uses the smaller G.M. CS130 alternator with the 2 o'clock position as shown in the Important Info. page of this web site. Three piece steel bracket mounts the alternator using the mounting bolts of the water crossover manifold. Bracket aligns the alternator with the middle grooves of a three groove water pump and crankshaft pulley.