This is the Ultimate accessory for your 65-66 Mustang. Our Rally Pac features a modern air-core movement tachometer and a quartz movement clock. Both the clock and tachometer faces feature the original style fonts but are back lit for improved visibility at night. The housing and bezels are pressure zinc die-cast from our own tooling and coated with a tough Du Pont ? crinkle texture. Our Rally Pac?s include all of the brackets and color coded wire harnesses and easy to follow installation instructions. ? Available in the 6 most popular 1966 Mustang interior colors, new Satin chrome, or "special order" any original interior color. ? Available for 6 or 8 cylinder engine applications. ? Also available in an Electro Luminescent model - The perfect compliment to our ?EL? instrument panel sets.