1977 Peace, mercy, and blessings of God be upon you, For sale: GMC Sierra Classic 35 model 1977, single cab - AC, engine, and chassis are in excellent condition. Exterior Color: Red Interior: Very clean classic beige Engine: V8 350 (5.7 liter capacity) in excellent condition Powertrain: Manual transmission and differential in excellent condition Chassis: Excellent (sound and free of welding and modification) AC: Working and in excellent condition Fans: Electric fans for high cooling Color: Red / Clean and intact beige interior. Papers: Ready for transfer.