Ford Small Block Flywheel Ring Gear R139006 157 tooth ring gear fits Ford 302 & 351 cu. in. marine engines. Ring gear has 157 teeth Used on PCM Ford 5.0L and 5.8L marine engines Approximately 12 inch diameter Original PCM
Ford Small Block Flywheel Ring Gear R139006 157 tooth ring gear fits Ford 302 & 351 cu. in. marine engines. Ring gear has 157 teeth Used on PCM Ford 5.0L and 5.8L marine engines Approximately 12 inch diameter Original PCM