Moroso Performance DuraFire Distributor Features: One Piece Aluminum Housing Is Cleanly Machined For Neat Appearance HEI Distributor Cap/Rotor Are Precision Molded Mechanical Advance Curve Kit w/Extra Springs Morosos Procoil Produces Extremely High Current And Extended Duration For Increased Spark Energy High Output Module Delivers High Spark Output Adjustable Vacuum Advance Height: 7.75 Width: 8.50 Length: 17.25 Weight: 7.80 lbs Fitment: UNIVERSAL 0 - 0 NON APPLICATION SPECIFIC