OER Parts offers a wide selection of Manifold Hardware for your 1966 Chevrolet C30 Pickup. OER Parts offers 1966 Chevrolet C30 Pickup Bolts, 1966 Chevrolet C30 Pickup Exhaust Flanges, 1966 Chevrolet C30 Pickup Extension Pipes, 1966 Chevrolet C30 Pickup Header & Exhaust Manifold Paint, 1966 Chevrolet C30 Pickup Header & Exhaust Manifold Wraps & Blankets, and 1966 Chevrolet C30 Pickup Heat Risers.