How do you change timing chain on 1400 Nissan bakkie?

To change the timing chain on a 1400 Nissan bakkie, first, ensure the engine is cool and disconnect the battery. Remove the necessary components such as the valve cover, timing chain cover, and any additional parts blocking access. Align the timing marks on the crankshaft and camshaft, then carefully remove the old timing chain and replace it with the new one, ensuring proper tension and alignment. Finally, reassemble all components, double-checking connections and timing marks before starting the engine.