Upgrade your classic ride with the 1971 Chevrolet Chevelle/El Camino/Monte Carlo/Malibu engine harness, designed specifically for 402 & 454 C.I. engines with T.H. 400 automatic transmission. This premium wiring solution ensures optimal performance and reliability, allowing your vehicle to run smoothly while maintaining the vintage authenticity you cherish. Unlike alternative harnesses, our product is built with top-grade materials to withstand the rigors of time, offering you peace of mind for countless drives ahead.