{"product_id":"1975-1986-chevrolet-c30-v8-7-4l-12si-high-output-alternator","title":"1975-1986 Chevrolet C30 V8 7.4L 12si High Output Alternator","description":"\u003ch2\u003e\u003cstrong\u003e1975-1986 Chevrolet C30 V8 7.4L 12si High Output Alternator\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 1975-1986 Chevrolet C30 V8 7.4L 12si with a high-output alternator from JS Alternators. This direct-fit alternator drops into your stock alternator location with no modifications required.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit\u003c\/strong\u003e — Drops into your factory alternator location\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmaller Pulley Included\u003c\/strong\u003e — Spins faster for maximum output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Output Performance\u003c\/strong\u003e — Built for car audio, marine, racing, and high-demand electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1975-1986 Chevrolet C30 V8 7.4L 12si\u003c\/li\u003e\n\u003cli\u003eDirect replacement — bolts into the stock alternator location\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eA smaller pulley is included — install a 1\/2\" to 1\" shorter belt for proper fit\u003c\/li\u003e\n\u003cli\u003eIf you require a specific voltage setpoint, purchase a compatible voltage regulator separately\u003c\/li\u003e\n\u003cli\u003eA Big 3 Wiring Upgrade Kit is required when installing any high-output alternator — 1\/0 gauge 100% copper wire is recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e Pair this alternator with a Big 3 Wiring Upgrade Kit to ensure your electrical system can handle the increased output safely and efficiently.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator \/ V-Belt Pulley","offer_id":53861786059124,"sku":"7127-SE-C30-1975-1986-7.4L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ V-Belt Pulley","offer_id":53861786091892,"sku":"7127-SE-C30-1975-1986-7.4L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ Double V-Belt Pulley","offer_id":53861786124660,"sku":"7127-SE-C30-1975-1986-7.4L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861786157428,"sku":"7127-SE-C30-1975-1986-7.4L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ Double V-Belt Pulley","offer_id":53861786190196,"sku":"7127-SE-C30-1975-1986-7.4L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861786222964,"sku":"7127-SE-C30-1975-1986-7.4L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-12si-v1-angle_29d5d177-b1f9-4bc2-8218-6329cb6372af.png?v=1769472622","url":"https:\/\/jsi-racing.com\/products\/1975-1986-chevrolet-c30-v8-7-4l-12si-high-output-alternator","provider":"JSI Racing","version":"1.0","type":"link"}