{"product_id":"16pcs-17-4ph-stainless-steel-rocker-arms-for-pontiac-287-455-v8-4-3l-1-65-ratio","title":"16Pcs 17-4PH Stainless Steel Rocker Arms for Pontiac 287-455 V8 4.3L 1.65 Ratio","description":"\u003ch2\u003e16Pcs 17-4PH Stainless Steel Rocker Arms for Pontiac 287-455 V8 4.3L 1.65 Ratio\u003c\/h2\u003e\u003cp\u003eUpgrade your engine's performance and reliability with these high-quality 17-4PH stainless steel rocker arms. Designed specifically for Pontiac V8 engines, these aftermarket components provide the strength and durability needed for high-RPM applications while maintaining a precise 1.65 ratio. Whether you are rebuilding a classic or enhancing a performance build, these rocker arms ensure optimal valve lift and reduced friction for smoother engine operation.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePrecision engineered from 17-4PH stainless steel for superior strength and corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eAftermarket design ensures a high-performance alternative to stock components.\u003c\/li\u003e\n\u003cli\u003eOptimized 1.65 ratio increases valve lift for improved airflow and power output.\u003c\/li\u003e\n\u003cli\u003eReduces friction and wear within the valvetrain for extended engine life.\u003c\/li\u003e\n\u003cli\u003eDesigned for easy installation in standard Pontiac V8 configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Models\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePontiac 287 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 316 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 326 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 347 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 350 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 370 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 389 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 400 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 421 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 428 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 455 V8\u003c\/li\u003e\n\u003cli\u003ePontiac 4.3L V8\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-Strength 17-4PH Stainless Steel\u003c\/li\u003e\n\u003cli\u003eQuantity: 16 Pieces\u003c\/li\u003e\n\u003cli\u003eRocker Ratio: 1.65\u003c\/li\u003e\n\u003cli\u003eApplication: Pontiac V8 Engines (287-455)\u003c\/li\u003e\n\u003cli\u003ePart Type: Aftermarket Performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs this an OEM part?\u003c\/strong\u003e No, this is a premium aftermarket part designed to meet or exceed the performance specifications of the original equipment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow do I confirm compatibility?\u003c\/strong\u003e Please check your engine displacement and current valvetrain setup to ensure these 1.65 ratio rocker arms are compatible with your specific Pontiac V8 build.\u003c\/p\u003e\u003chr\u003e\u003cem\u003eImportant: This is a premium aftermarket part and is not manufactured by the original equipment manufacturer (OEM). Brand names and model numbers are used for reference purposes only. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.\u003c\/em\u003e","brand":"Northline Parts","offers":[{"title":"Default Title","offer_id":42821398134855,"sku":"ZZ2S01304","price":307.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7123\/5399\/files\/12_3c111bb4-fe93-485b-b22e-1e9f6f1720ea.jpg?v=1779799244","url":"https:\/\/www.northlineparts.com\/products\/16pcs-17-4ph-stainless-steel-rocker-arms-for-pontiac-287-455-v8-4-3l-1-65-ratio","provider":"Northline Parts","version":"1.0","type":"link"}