1966 GMC Suburban L6 4.1L 12si High Output Alternator JS Alternators This is a direct fit

This is a direct fit high-output alternator for the 1990 Ford E-150 Econoline 5

an under hood welder

This is a direct fit high-output alternator for the 1967 GMC P1500 4

The 250-320amp alternator comes as a small case direct fit

1966 GMC Suburban L6 4.1L 12si High Output Alternator JS Alternators This is a direct fit"Fitment: This is a direct fit high output alternator for the 1966 GMC Suburban 4. 1L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a 14. 8 Volt GM Style Internal Regulator with one wire connection. This alternator is not plug and play and must be wired with the one wire connection. NOTE: If you require charging at a certain voltage setpoint, we offer a selection of