1970-1971 Chevrolet Biscayne V8 6.6L 12si High Output Alternator JS Alternators it is required to install

it is required to install a 1/2"" - 1"" shorter belt

This upgraded battery cable kit replaces old worn out battery cables for more power and better performance from your vehicle

8 Volt GM Style Self Excite internal regulator

it is required to upgrade your wiring with the Big 3 Wiring Upgrade Kit

1970-1971 Chevrolet Biscayne V8 6.6L 12si High Output Alternator JS Alternators it is required to installFitment: This is a direct fit high output alternator for the 1970 1971 Chevrolet Biscayne 6. 6L. 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