![]() ![]() Reduces header temperature 40%! Silver is chrome-like. GET $25.00 OFF WHEN YOU ORDER OUR X-CROSSOVER EXHAUST SYSTEM WITH OUR FACTORY HEADERS!īoth castings are port-matched to Pontiac blueprint then thermal barrier ceramic coating is applied and cured on interior and exterior. ![]() ![]() Requires 2 FL-1-OS flanges, optional items H-1 bolt kit, G-1P gasket set ![]() Use our SSP-6 or SHP-6 mandrel downpipes or one of our Ultimate Exhaust Systems. Classic Industries offers Pontiac Firebird Manifolds & Headers. Classic Industries offers a wide selection of Manifold for your Pontiac Firebird. The base 455 produced 40 fewer horsepower than the round port Super Duty 455. 1967-69 Camaro, 1968-72 Nova 396-502Ci Big Block Doug's Ceramic Coated Headers. The involvement of Royal demonstrates how closely linked the dealership was to product development at Pontiac Motor Division. Second generation (19701981) Second generation. In 1969, Pontiac produced 63,742 Firebirds. The Pontiac Firebird is an American automobile built and produced by Pontiac from the 1967 to 2002 model years. This engine was distinguished by its round-port, high-compression cylinder heads, and it was only available in the Trans Am for two years, with only 88 cars built. Round (84) Oval (15) D-port (11) SAP (9) Square (1) Get Results Collector Attachment. pair, round port factory headers with Silver ceramic coating Learn More. Theirs all have terrible port detail and weigh 30% more! Our Lifetime warranty speaks to our quality.Ĭollector opening is 2.45" for cars with "large pipe" exhaust systems and/or intake/head mods. From the factory, the V8 produced 335 bhp and 480 lb ft of torque in the cubic inch High Output model. Find 1967 PONTIAC FIREBIRD Headers and get Free Shipping on Orders Over 109 at Summit Racing Free Mount & Balance for Many Wheel & Tire Packages - Contact us for Details. RM-4-OS pair, Round Port, high flow factory headers, Silver ceramic coating. D-port (18) Round (10) Oval (8) Get Results Collector Attachment. Our castings are FAR SUPERIOR to competitors castings found at Ames / performance years/ Parts Place/ Classic ind. Find 1977 PONTIAC FIREBIRD TRANS AM Headers and get Free Shipping on Orders Over 109 at Summit Racing Free Mount & Balance for Many Wheel & Tire Packages - Contact us for Details. Ports are CNC'd and interior of castings are detailed.ready to run. GET TUBE HEADER PERFORMANCE & EFFICIENCY WITHOUT ALL OF THE TUBE HEADER HASSLE AND GROUND CLEARANCE PROBS: removal/modification of locking Strg column reqd.Pair LH and RH Ram Air D-port manifolds (shown with gray ceramic coating).Doug's Headers D568-B 1 7/8" 4-Tube Full Length Header Pontiac Firebird 326-455 67-69 Hi-Temp Black Coating.Tubes are pre-polished to remove scratches and the header isfinished with a Hi-Temp Black Coating.reduces backpressure and increases higher RPM horsepower Stainless Steel Small Block Manifold Header for Chevy SBC 267-400 V8 1970-1987 (For: Pontiac) Opens in a new window or tab. Dougs Headers D567 Metallic Ceramic Coated Headers. Precision formed long transition collectors and long tube design. JEGS Selection, Value, Lifetime Support Since 1960.3/8" Thick machined flanges.no warping.Doug's headers are carefully developed on the vehicles they are intended to fit and are re-checked numerous times during the design and manufacturing process. Some sites say that some of the auto trans cars used the 068 cam. The manual trans cars came with the same '041' cam which was used in the later Ram Air 4 engines, but used 1.5 ratio rocker arms, whereas the RA4 engines used 1.65 rockers. Every Doug's header is tuned with the proper tube size and length to efficiently remove all the exhaust from each cylinder, reducing pumping losses resulting in a dramatic increases in horsepower and torque. The 68 Ram Air 2 engines had round port R (96)A heads. Doug's will not compromise performance, quality or fit to compete with inferior designs at cheap prices. Doug's PASSENGER CAR HEADERS Long Tube Hi-Temp Black Coated Header development and design is complex and requires a substantial amount of time and resources to do the job right! Many manufacturers are unwilling to make the commitment and instead offer compromised headers at lower prices. ![]()
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