Cosworth YB Aerotight Exhaust Manifold to Turbo Nuts Stainless Steel Ford Sierra
Cosworth YB Exhaust Manifold to Turbo Genuine Stainless Steel Aerotight Nut. A complete Cosworth YB Aerotight Nut Set for fitting your Turbo to the Exhaust manifold. You will receive 4 stainless steel aerotight nuts.