{"product_id":"pro-jection-throttle-body-injection-unit","title":"Pro-Jection Throttle Body Injection Unit","description":"The Holley 502-3 is a throttle body injection unit engineered to provide a significant airflow improvement, boasting a 42 percent increase in area over stock components. With its 2-inch throttle bore, this unit is designed to enhance performance for specific applications.\n\nThis throttle body injection system is part of Holley's Pro-Jection line. It is designed as a direct replacement for OE units, ensuring straightforward installation onto stock factory manifolds for the applications it covers. Proper fuel pressure of 12 psi is required for optimal operation with the 502-3, 502-4, 502-5, 502-7, and 502-8 models.\n\nThe Holley 502-3 is noted for its 50-state legal performance, making it a compliant option for various vehicles. It is compatible with GM 2.8L “S” and “T” Series trucks from 1985 1\/2 to 1989.","brand":"Holley","offers":[{"title":"Default Title","offer_id":52688679338296,"sku":"502-3","price":127.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/663180956.webp?v=1784892735","url":"https:\/\/store.motormia.co\/products\/pro-jection-throttle-body-injection-unit","provider":"MOTORMIA","version":"1.0","type":"link"}