Fixed Length End Link Set Red L-1 5/8 in. 1963 - 1964 SHELBY COBRA BASE 4.7L V8 GAS. 1965 SHELBY COBRA BASE 4.7L V8 GAS, 7.0L V8 GAS. 1966 - 1967 SHELBY COBRA BASE 7.0L V8 GAS. Characterized by the experienced as "As much an art - as it is a science", polyurethane continues to amaze the people who work with it.