New 21SI Delco Style Alternator

Voltage: 12

Amperage: 150

3 Wire System

Pulley not included

1 Year Warranty

Replaces:

AC DELCO 321-677

CUMMINS 3675157RX

DELCO 10459028, 10459049, 10459453, 1117896, 1117904, 1117928

Applications:

CHEVROLET / GMC Medium & Heavy Duty Trucks Equipped with DELCO 21SI Alternators (3 Wire Hookup)

MEDIUM & HEAVY-DUTY TRUCKS All Models (By Engine) - Diesel Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS All Models (By Engine) - Diesel DD 8.2L (N, T) 1989-1993

MEDIUM & HEAVY-DUTY TRUCKS B6 DD 8.2L (N, T) 1989-1993

MEDIUM & HEAVY-DUTY TRUCKS B7 Caterpillar 3116 1993

MEDIUM & HEAVY-DUTY TRUCKS C50 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS C5500 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS C60 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS C6500 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS C70 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS C7500 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS C80 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS C8500 Caterpillar 3116 1990-1993

MEDIUM & HEAVY-DUTY TRUCKS P-Series Trucks, Vans, Etc. Caterpillar 3116 1991-1993

MEDIUM & HEAVY-DUTY TRUCKS P-Series Trucks, Vans, Etc. DD 8.2L (N, T) 1989-1993

MEDIUM & HEAVY-DUTY TRUCKS S7 GM 8.2L (N,T) Dsl 1989-1993

MEDIUM & HEAVY-DUTY TRUCKS Topkick / Kodiak Caterpillar 3116 1990-1993