{"product_id":"pacemaker-tuned-competition-headers-holden-hq-wb-sbc-v8-ph5315","title":"Pacemaker | Tuned Competition Headers | Holden HQ-WB SBC 283-400 V8 Swap | PH 5315 L\/R","description":"\u003ch2\u003ePacemaker Tuned Competition Headers - Holden HQ-HJ-HX-HZ-WB Small Block Chev V8 - PH 5315 L\/R\u003c\/h2\u003e\n\u003cp\u003eEnhance the performance of your Chevrolet-powered classic Holden with these high-quality Pacemaker Tuned Competition headers. Designed specifically for the HQ through WB series fitted with Small Block Chev (SBC) V8 engines (283 to 400 cubic inches), these 4-into-1 headers provide excellent exhaust flow and engine breathing. The \"Tuned\" design is engineered to deliver a balanced increase in power and torque, making them ideal for both street cruisers and performance-oriented builds.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures:\u003c\/h2\u003e\n\u003cp\u003eThis product offers the following high-performance features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-into-1 Tuned Design:\u003c\/strong\u003e Calculated pipe lengths ensure optimal exhaust scavenging for improved engine efficiency and sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMandrel Bent Tubing:\u003c\/strong\u003e Precision mandrel bends maintain constant pipe diameter throughout, preventing flow restrictions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlant Plug Compatibility:\u003c\/strong\u003e Engineered to provide necessary clearance for cylinder heads with slant spark plug configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Construction:\u003c\/strong\u003e Built to Pacemaker’s rigorous standards for a precision fit and long-term durability in the engine bay.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"font-family: Arial, sans-serif; max-width: 100%; padding: 20px; border: 1px solid #ccc; border-radius: 5px; font-size: 14px; margin-bottom: 20px;\"\u003e\n\u003cstrong\u003eProduct Specifications for PH 5315\u003c\/strong\u003e\n\u003cdiv style=\"width: 100%; overflow-x: auto; margin-top: 10px;\"\u003e\n\u003ctable style=\"min-width: 800px; border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f0f0f0; border-bottom: 2px solid #333;\"\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left;\"\u003eValue\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #f9f9f9; font-weight: bold;\"\u003ePart #\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003ePH 5315\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #f9f9f9; font-weight: bold;\"\u003eGasket\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003eDSF 9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #ffffff; font-weight: bold;\"\u003eP\/Steering\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003eYes\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #ffffff; font-weight: bold;\"\u003ePrimary Pipe\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003e1⅝\" (41mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #f9f9f9; font-weight: bold;\"\u003eAir Con\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #f9f9f9; font-weight: bold;\"\u003eSecondary Pipe\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #ffffff; font-weight: bold;\"\u003eOxy Sen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003eN\/A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #ffffff; font-weight: bold;\"\u003eOutlet\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003e3\" (76mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #f9f9f9; font-weight: bold;\"\u003eE.G.R\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003eN\/A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #f9f9f9; font-weight: bold;\"\u003eFitting Time\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003e2 Hrs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #ffffff; font-weight: bold;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003eTuned 4-into-1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; background-color: #ffffff; font-weight: bold;\"\u003eEngine\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px;\"\u003eSmall Block Chev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eImportant Notes:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Requirements:\u003c\/strong\u003e Will only fit with original engine mounting spacers or PACEMAKER spacers (Part # PEMP 350). Note: Spacers must be fitted on the correct side (RH is 1¾” high, LH is 1¼” high).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission Compatibility:\u003c\/strong\u003e Will fit Turbo 400 automatic. Will NOT fit column automatic or Powerglide Auto.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Head Fitment:\u003c\/strong\u003e Will fit slant plug heads. Will NOT fit with raised port heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Conditioning:\u003c\/strong\u003e This product is not compatible with Air Conditioning systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe image shown may not reflect the actual product\u003c\/li\u003e\n\u003cli\u003eShipping times may vary depending on destination and stock availability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eVehicle Applications:\u003c\/h3\u003e\n\u003cdiv style=\"font-family: Arial, sans-serif; max-width: 100%; padding: 20px; border: 1px solid #ccc; border-radius: 5px; font-size: 14px;\"\u003e\n\u003cstrong\u003eVehicle Applications for PH 5315 L\/R\u003c\/strong\u003e\n\u003cdiv style=\"width: 100%; overflow-x: auto; margin-top: 10px;\"\u003e\n\u003ctable style=\"min-width: 900px; border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f0f0f0; border-bottom: 2px solid #333;\"\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eFrom\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eTo\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eBody\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eSeries\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eEngine\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eVariant\u003c\/th\u003e\n\u003cth style=\"padding: 10px 5px; text-align: left; white-space: nowrap;\"\u003eDrivetrain\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd colspan=\"9\" style=\"padding: 8px 5px; background-color: #e9e9e9; font-weight: bold;\"\u003eHOLDEN (SBC SWAP)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eHolden\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eKingswood \/ Monaro\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003e1971\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003e1980\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eSedan \/ Coupe \/ Wagon \/ Ute\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eHQ, HJ, HX, HZ\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eSBC V8 (283-400)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eFloor Shift Man \u0026amp; Auto\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eRWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eHolden\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eStatesman \/ One Tonner\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003e1980\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003e1985\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eLWB Sedan \/ Cab-Chassis\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eWB\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eSBC V8 (283-400)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eFloor Shift Man \u0026amp; Auto\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 5px; white-space: nowrap;\"\u003eRWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cstyle\u003e\n.warranty-table-wrapper { overflow-x: auto; margin: 20px 0; }\n.warranty-table { width: 100%; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; min-width: 400px; }\n.warranty-table th { background-color: #111; color: #fff; text-align: left; padding: 12px; }\n.warranty-table td { padding: 12px; border-bottom: 1px solid #ddd; }\n.warranty-table tr:nth-child(even) { background-color: #f9f9f9; }\n.warranty-title { font-size: 18px; font-weight: bold; margin-bottom: 10px; font-family: Arial, sans-serif; margin-top: 25px; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"warranty-title\"\u003eWarranty Information\u003c\/div\u003e\n\u003cdiv class=\"warranty-table-wrapper\"\u003e\n\u003ctable class=\"warranty-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003cth\u003eWarranty Period\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePacemaker Headers\u003c\/td\u003e\n\u003ctd\u003eTwo (2) years.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePacemaker King Brown 4x4 Exhaust systems\u003c\/td\u003e\n\u003ctd\u003eFive (5) years.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePacemaker Sports exhaust systems\u003c\/td\u003e\n\u003ctd\u003eFive (5) years.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFabrication products and accessories\u003c\/td\u003e\n\u003ctd\u003eOne (1) year.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003ePayment \u0026amp; Security:\u003c\/strong\u003e\u003cbr\u003eYour payment information is processed securely. We do not store credit card details nor have access to your credit card information.\u003c\/p\u003e","brand":"Pacemaker Headers","offers":[{"title":"Default Title","offer_id":40440575393874,"sku":"PH5315 L\/R","price":1043.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/7718\/9458\/files\/0e45d9ad-0267-4846-b161-6a115f10bfb3_95aa4508-378b-4d8e-aa62-d2c0562827b7.png?v=1685502668","url":"https:\/\/fastautoparts.com.au\/products\/pacemaker-tuned-competition-headers-holden-hq-wb-sbc-v8-ph5315","provider":"Fast Auto Parts Australia","version":"1.0","type":"link"}