{"product_id":"12a-13b-twin-belt-alternator-pulley","title":"Twin Belt Alternator Pulley for 12A \u0026 13B","description":"\u003cp\u003eAluminium double belt alternator pulley to suit early 12A and 13B rotaries through to series 5 RX-7 (vehicles with 15 mm alternator shaft).\u003c\/p\u003e\n\u003cp\u003eIt allows a second v-belt to be added for improved reliability, particularly on high-revving engines.\u003c\/p\u003e\n\u003cp\u003eKey benefits:\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e* Eliminates belt slip on the alternator\/water pump\/cooling fan pulleys\u003cbr\u003e * Shares the load between two belts\u003cbr\u003e * Back-up belt if one belt fails\u003c\/p\u003e\n\u003cp\u003eStandard pulley is 62mm outside diameter.\u003cbr\u003eUnderdrive pulley is 75mm outside diameter.\u003c\/p\u003e","brand":"Franklin Performance","offers":[{"title":"Standard","offer_id":43595352441015,"sku":"043-001","price":72.0,"currency_code":"NZD","in_stock":true},{"title":"Underdrive","offer_id":43595352473783,"sku":"043-021","price":84.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2114\/4951\/files\/Franklin-Performance-Pully-043-001_c1021162-28d9-4073-a117-29a7f8117122.jpg?v=1727141002","url":"https:\/\/whittleworks.co.nz\/products\/12a-13b-twin-belt-alternator-pulley","provider":"Whittle Works","version":"1.0","type":"link"}