Engine Codes:AFK AHW AJV AKQ APE AQQ ARR AUA AUB AXP BAD BBY BBZ BCA BKY BUD Applications:Compatible with Audi A2 1.4 16v (00-06) Skoda Fabia Octavia Roomster 1.4 16v (99-09) VW Beetle Caddy Golf/Bora Golf Plus Lupo Polo 1.4/1.6 16v (97-09). Used to counter hold crankshaft toothed belt sprocket when replacing the crankshaft oil seal. Accessory pin design also allows holding of some cam or counter shaft gear sprockets. Required to lock spur belt sprocket on most 4 cylinder water cooled inline for VW/Audi engines, including engines equipped with aluminum oil pan.