{"product_id":"bosch-blue-coil-with-bracket-12-volt-blue","title":"Bosch Blue 12V Ignition Coil with Bracket | VW 1967+ Air-Cooled | 3.4 Ohm Epoxy-Filled (00-9409-B)","description":"\u003ch2\u003e\u003cb\u003eBosch Blue 12V Ignition Coil with Bracket | 3.4 Ohm, Epoxy-Filled | VW Air-Cooled (#00-9409-B)\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eGenuine \u003cb\u003eBosch Blue\u003c\/b\u003e ignition coil with factory-style mounting bracket — \u003cb\u003e12 volt, 3.4 ohm\u003c\/b\u003e primary resistance, epoxy-filled, boxed. The classic period-correct ignition coil for restored 12V air-cooled VWs and other vintage European vehicles. EMPI part #00-9409-B.\u003c\/p\u003e\n\u003cp\u003eThis is the modern \u003cb\u003eepoxy-filled\u003c\/b\u003e production — sealed, durable, and mountable in any orientation. The bracket is included so you have everything needed to replace a tired or non-functional original.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Beetle:\u003c\/b\u003e 1967-1979 (factory 12V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Karmann Ghia:\u003c\/b\u003e 1967-1974\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 3:\u003c\/b\u003e 1967-1973\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Bus \/ Transporter:\u003c\/b\u003e 1967 onward\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Thing (Type 181):\u003c\/b\u003e 1973-1974\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e6V-to-12V conversions:\u003c\/b\u003e Air-cooled VWs converted to 12V electrical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOther 12V vehicles:\u003c\/b\u003e Vintage Porsche, BMW, Mercedes, and other 12V points-ignition cars.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eWill NOT work for:\u003c\/b\u003e 6-volt electrical systems — use a 6V coil instead (for original-spec 1966 and earlier VWs).\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhy Choose Bosch?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eBosch Blue coils have been the standard 12V ignition coil for air-cooled VWs since the first 12V cars in 1967. The distinctive blue casing, period-correct shape, and Bosch quality made it the OE choice for VW and the long-standing first call for restorers. For a numbers-correct restoration, the Bosch Blue is the right coil.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePeriod-Correct:\u003c\/b\u003e OE-style blue casing and shape for numbers-correct restorations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEpoxy-Filled:\u003c\/b\u003e Sealed and durable — mount in any orientation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBracket Included:\u003c\/b\u003e Factory-pattern mounting bracket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e12V \/ 3.4 Ohm:\u003c\/b\u003e Correct spec for 12V points ignition systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVoltage:\u003c\/b\u003e 12 volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrimary Resistance:\u003c\/b\u003e 3.4 ohms\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConstruction:\u003c\/b\u003e Epoxy filled (sealed, any orientation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBrand:\u003c\/b\u003e Bosch (German OE supplier)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBracket:\u003c\/b\u003e Included\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePackaging:\u003c\/b\u003e Boxed (factory packaging)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e 00-9409-B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBosch Blue vs Beru Blue — which should I get?\u003c\/b\u003e Functionally equivalent. Both are 12V German-brand 3.4–3.5 ohm coils. Bosch was the OE supplier on VW; Beru is also period-correct on many German cars. Either is correct for a restored air-cooled VW.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBosch Blue vs Bosch Black — which is better?\u003c\/b\u003e For numbers-correct restorations, the Blue is the period-correct choice. The Black is a newer high-energy design with a slightly hotter spark — better for a daily-driven or performance application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCan I mount it upside down?\u003c\/b\u003e Yes. This is an epoxy-filled coil with no orientation restrictions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs this the same coil that came on my 1973 Beetle from the factory?\u003c\/b\u003e Functionally identical. The original 1973 factory coils were oil-filled rather than epoxy-filled, but the modern Bosch Blue is the direct replacement and uses the same housing color, mounting pattern, and electrical specs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat's the bracket for?\u003c\/b\u003e The bracket mounts the coil to the engine fan shroud (on most air-cooled VWs) or to the firewall (on some installations), matching the factory Bosch mounting pattern.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eRestoring your ignition system? Browse our \u003ca href=\"\/collections\/ignition\"\u003eIgnition\u003c\/a\u003e parts, \u003ca href=\"\/collections\/engine\"\u003eEngine\u003c\/a\u003e catalog, and full \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAir-Cooled VW\u003c\/a\u003e selection.\u003c\/p\u003e","brand":"Washburn's Metal","offers":[{"title":"Default Title","offer_id":44474449330291,"sku":null,"price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/00-9409-B-500x425.jpg?v=1774324957","url":"https:\/\/www.washburnsmetal.com\/products\/bosch-blue-coil-with-bracket-12-volt-blue","provider":"Washburn's Metal","version":"1.0","type":"link"}