Allstar Performance GM Distributor w/ Vacuum Advance

The ready-to-run unit has a vacuum advance with an electronic ignition and the size of a point style distributor. Perfect for early GM cars without clearance for an HEI unit. Distributor can use any external stock or performance coil and fits small and big block Chevy (except 348 and 409). Housing is CNC-machined 6061-T6 aluminum with an upper support bearing to provide accurate timing at higher RPM. Distributor includes vacuum advance lock out, three-pin wire harness, advance springs, advance stop bushings, manifold gasket, O-rings, spark plug wire retainer cap with screws and instructions.