Second Generation Barracuda Year to Year Differences

0DDE45C2-EDED-4AF3-8AE2-F039BB2B3ECB.jpeg F6CC7205-6AD4-4070-B9E1-FE559FD2A7B7.jpeg My 69 340/4spd has both front and rear torque boxes (assuming I know what I’m looking at). Original B3 paint on the rear.