Racing Power Sanden 508 Air Conditioning Compressor - R-134A - 7 Rib Serpentine Pulley - Black MAC-1X Over 70% increase in free

Over 70% increase in free spin verses the next best grease

Fits 1966 and 1967 Buick Gran Sport and Special models with a 6 or an 8 cylinder engine and a Saginaw manual transmission without a console

Please refer to the Electrical Requirements section in the instructions document for proper wiring

the MSD Flying Magnet design works on a different principle

1963-1974 Buick Riviera

Racing Power Sanden 508 Air Conditioning Compressor - R-134A - 7 Rib Serpentine Pulley - Black MAC-1X Over 70% increase in freeProduct Description: Air Conditioning Compressor Sanden 508 R 134A 7 Rib Serpentine Pulley Black Universal Sold Individually Started in 1995 and specializing in both aftermarket and OEM markets, the Racing Power Company offers more than 4,800 different parts, including valve covers, dress up kits, air cleaner assemblies, crankshaft pulleys, breathers, light assemblies, and more.