<https://pertronixbrands.com/products/pertronix-part-number-s3000b-contour-starter-1964-2000-chevrolet-sb-bb-153t-and-168t-flywheels-1963-74-l6-230-250-292-engines-with-straight-bolt-pattern-black-finish>
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"Highlights\r\n\r\nFully enclosed aluminum body protects the components from the elements and damaging heat\r\nAdjustable starter clocking for improved clearance around headers and other parts\r\nPowerful Nippondenso motor combined with a 4.4:1 gear ratio produces 200 lb/ft of torque for dependable starting of high compression engines\r\nAvailable in show quality polished and black powdercoat\r\nMarine Approved SAE J1171 Certified versions also avilable\r\n\r\n\r\n\r\nAdditional Information\r\nPertronix part number S3000B Contour Starter 1964-2000 Chevrolet SB/BB, 153T and 168T flywheels, 1963-74 L6 (230, 250, 292 engines) with straight bolt pattern, black finish"
<https://pertronixbrands.com/products/pertronix-part-number-s3000b-contour-starter-1964-2000-chevrolet-sb-bb-153t-and-168t-flywheels-1963-74-l6-230-250-292-engines-with-straight-bolt-pattern-black-finish>