MSD Ignition Ready-To-Run Distributor Features: Maintenance Free Magnetic Pickup Simple And Clean 3 Wire Installation Built-In Ignition Module Delivers A Hot Spark Easy To Adjust Mechanical Advance Assembly Vacuum Advance To Help Improve Economy Use w/AMC 290/304/343/360/390/401 cu. in. Come Complete And Ready-To-Run CARB Approved Legal For Use In All States Height: 18.00 Width: 7.00 Length: 7.00 Weight: 5.80 lbs Vehicle Type: 2717 Fitment: 1979/American Motors/Spirit/Base Sedan 2-Door/5.0L 304Cu. In. V8 GAS OHV Naturally Aspirated^^1979/American Motors/Spirit/Base Hatchback 2-Door/5.0L 304Cu. In. V8 GAS OHV Naturally Aspirated^^1979/American Motors/Pacer/Limited Wagon 2-Door/5.0L 304Cu. In. V8 GAS OHV Naturally Aspirated^^1979/American Motors/Pacer/Limited Hatchback 2-Door/5.0L 304Cu. In. V8 GAS OHV Naturally Aspirated^^...