GMC C25 Standard Cab Pickup 4.1 (1976-09-01 - 1978-12-01)

GMC C25 Standard Cab Pickup 4.1 (1974-09-01 - 1978-12-01)

GMC C25 Standard Cab Pickup 4.8 (1973-01-01 - 1978-12-01)

GMC C25 Standard Cab Pickup 5.0 (1976-09-01 - 1978-12-01)

GMC C25 Standard Cab Pickup 5.7 (1975-09-01 - 1978-12-01)

GMC C25 Standard Cab Pickup 5.7 (1974-09-01 - 1975-12-01)

GMC C25 Standard Cab Pickup 5.7 (1973-09-01 - 1975-12-01)

GMC C25 Standard Cab Pickup 6.6 (1975-09-01 - 1978-12-01)

GMC C25 Standard Cab Pickup 7.4 (1976-09-01 - 1977-12-01)

GMC C25 Standard Cab Pickup 7.4 (1977-09-01 - 1979-12-01)