Retro Rider on Instagram: "Painting the engine and forks of your Honda H’ness CB350 using spray paint cans can give great results if done properly — but surface prep and technique are everything. Here’s a full, step-by-step guide 👇 1. Preparation (Most Important Step) Clean thoroughly: Remove dirt, grease, and oil using a degreaser or alcohol. Any oil residue will cause paint to bubble or peel. Remove rust: Sand with 400-grit paper or wire brush until smooth metal appears. Smooth surface: Light