1977 Revell Visible V8 Engine Model Kit – Vintage Classic – Complete in Box

Original 1977 Revell Visible V8 Operating Engine Model – a rare, early edition of this legendary 1:4 scale kit. See-through engine lets you watch the pistons, valves, crankshaft, and fan all operate together once built. 🛠️ Over 100 moving parts 🎨 Molded in 4 colors – no painting required 📦 Box marked 1977 – first-gen release with vintage Revell branding 🎁 Given to me as a gift in the late '70s/early '80s; may have been briefly opened but has remained stored since 📚 Highly sought after by collectors, model builders, and automotive enthusiasts 🔍 Box is taped shut; appears complete but unverified without breaking seal Made in the USA with mechanical parts from Taiwan & Hong Kong — true old-school quality. This version is getting harder to find in any condition! This one is definitely a gem.