Factory Headers

Factory Headers

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  1. RM-4-OSA Round Port Ram Air/HO/SD Style Factory Headers - Oversized

    RM-4-OSA Round Port Ram Air/HO/SD Style Factory Headers - Oversized

    $449.00

    Pair, New for all 64-67 GTO, LM & Tempests using round port or Edlebrock heads.  These require one 2-bolt and one 3-bolt flange (sold seperately).    2.45" collector for more flow.

    These are our famous RM-4-OS modified to fit in 66-67 Abody. In the 64-65 Abody you may need to do some minor grinding on rear of underengine xmember to achieve good fit. Many 64-65 customers have also attained excellent fit by relocating engine .250-.500" to rear.

    GET $25.00 OFF WHEN YOU ORDER OUR X-CROSSOVER EXHAUST SYSTEM WITH OUR FACTORY HEADERS!

    OPTIONAL CERAMIC COATING:
    Castings are port matched to Pontiac Blueprint then thermal barrier ceramic coating is applied on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%! Silver is chrome-like. Gray looks stock.

    Learn More

  2. RM-4-OS Round Port Ram Air/HO/SD Style Factory Headers - Oversized

    RM-4-OS Round Port Ram Air/HO/SD Style Factory Headers - Oversized

    $439.00

    Pair, (LH and RH) Ram Air Round Port Manifolds with Larger Collector (shown at right with gray ceramic coating)

    Fits 68-79 GM A-body; 70 1/2-81 F-Body; 69-77 G-Body, 69-81 B-Body with these heads: RA II, RA IV, 455 HO, 455 SD, Edelbrock heads. Collector size is 2.45" for cars with "large pipe" exhaust systems and/or intake/head mods. The larger collector gives 14-16% more flow capability than stock collector castings. Lifetime warrantee on material and workmanship!

    Manifolds are 455SD design (the largest Round Port design). Original casting numbers on Manifolds: LH 490803, RH 490802 Exact Reproductions from GM blueprints.

    RA IV casting numbers now available upon Request!

    LH requires 2 bolt flange, RH requires 3 bolt flange (sold sererately)

    GET $25.00 OFF WHEN YOU ORDER OUR X-CROSSOVER EXHAUST SYSTEM WITH OUR FACTORY HEADERS!

    OPTIONAL CERAMIC COATING:
    Castings are port matched to Pontiac Blueprint then thermal barrier ceramic coating is applied on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%! Silver is chrome-like. Gray looks stock.

    Learn More

  3. RM-4 Round Port Ram Air/HO/SD Style Factory Headers

    RM-4 Round Port Ram Air/HO/SD Style Factory Headers

    Pair, (LH and RH) Ram Air Round Port Manifolds (shown at right with gray ceramic coating)

    Fits 68-79 GM A-body; 70 1/2-81 F-Body; 69-77 G-Body, 69-81 B-Body with these heads: RA II, RA IV, 455 HO, 455 SD, Edelbrock heads.

    Manifolds are 455SD design (the largest Round Port design).

    Original casting numbers on Manifolds: LH 490803, RH 490802 Exact Reproductions from GM blueprints.

    RAIV pns now available by request!

    LH requires 2 bolt flange, RH requires 3 bolt flange; Collector size is 2.2"

    GET $25.00 OFF WHEN YOU ORDER OUR X-CROSSOVER EXHAUST SYSTEM WITH OUR FACTORY HEADERS!

    OPTIONAL CERAMIC COATING:
    Castings are port matched to Pontiac Blueprint then thermal barrier ceramic coating is applied on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%! Silver is chrome-like. Gray looks stock.

    Learn More

  4. SD-1 AL KIT Super Duty Exhaust Kit

    SD-1 AL KIT Super Duty Exhaust Kit

    $1,699.00

    Kit includes pair of SD-1ALUM Super Duty Style Factory Headers, pair of SD-1COLL Super Duty collectors with dump covers. Available with standard D-port bolt pattern or large bolt pattern for '63 980 heads.

    Internal ceramic coating recommended. Learn More

  5. SD-1ALUM D-Port 421 Super Duty Factory Headers

    SD-1ALUM D-Port 421 Super Duty Factory Headers

    $1,399.00

    Pair LH and RH 421 SD D-port Manifolds (pair manifolds only)

    Aluminum 421 SD manifolds from original pontiac tooling. Hi heat alloy aluminum. Ceramic coating recommended.

    Two versions available A-all D-port heads; B for 63 SD "980" head only.

    Fits 61-63 B-body

    Miniature starter or upside down starter is required.

    Collectors are required for each manifold.

    OPTIONAL CERAMIC COATING:
    Thermal barrier ceramic coating on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%! Silver is chrome-like. Gray looks stock. Learn More

  6. LB-1 in gray ceramic

    LB-1 Long Branch D-Port Factory Headers...67-69 Firebird, 60-70 Big Car(Cat/Bonne), 71-77 Ventura & 69-72 Grand Prix

    Pair D-port Long Branch Factory Headers (shown with optional gray ceramic coating)

    Get tube header performance gains without the tube header hassles, noise and ground clearance problems in Pontiacs. The best flowing and most original appearing Long Branch factory headers

    Fits 67-69 GM F-body Firebird, 71-77 X-body Ventura, 60-70 B-body Cat Bonne, 69-72 GP. Castings from our competition aren't even close to the LB-1 quality and flow and our original detail. Compare castings that Ames Perf and all the catalog guys sell to ours in photos above. Our warranty says exactly what our product quality is...Lifetime, period. More detail below...

    2 correct part numbers versions available:
    1960-67 - LH 9779495, RH 9779493
    1968-69 - LH 9779495, RH 9791607

    Each requires 2-bolt flange (FL-3 sold separately); also requires oil filter adapter OF-1 (big car) or OF-2(Firebird, GP and Ventura). Other recommended items H-5 bolt kit and G1-P gasket set.

    GET $25.00 OFF WHEN YOU ORDER OUR X-CROSSOVER EXHAUST SYSTEM WITH OUR FACTORY HEADERS!

    OPTIONAL CERAMIC COATING:
    Both castings are port-matched to Pontiac blueprint then thermal barrier ceramic coating is applied and cured on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 30%! Silver is chrome-like. Gray looks stock. Learn More

  7. RM-2-OS in gray ceramic

    RM-2-OS Ram Air Style Factory Headers - Oversized 68-72 GTO & 2nd Gen Firebird


    Pair LH and RH Ram Air D-port manifolds (shown with gray ceramic coating)

    GET TUBE HEADER PERFORMANCE & EFFICIENCY WITHOUT ALL OF THE TUBE HEADER HASSLE AND GROUND CLEARANCE PROBS: BOLT IN FIT FOR: 68-72 Tempest/GTO/LM 70-81 Firebird/ Trans Am (exc 301)

    Ports are CNC'd and interior of castings are detailed...ready to run.

    Our castings are FAR SUPERIOR to competitors castings found at Ames / performance years/ Parts Place/ Classic ind. and Year One. Theirs all have terrible port detail and weigh 30% more! Our Lifetime warranty speaks to our quality.

    Collector opening is 2.45" for cars with "large pipe" exhaust systems and/or intake/head mods. Use our SSP-6 or SHP-6 mandrel downpipes or one of our Ultimate Exhaust Systems. Requires 2 FL-1-OS flanges, optional items H-1 bolt kit, G-1P gasket set

    GET $25.00 OFF WHEN YOU ORDER OUR X-CROSSOVER EXHAUST SYSTEM WITH OUR FACTORY HEADERS!

    OPTIONAL CERAMIC COATING:
    Both castings are port-matched to Pontiac blueprint then thermal barrier ceramic coating is applied and cured on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%! Silver is chrome-like. Gray looks stock

    Learn More

  8. RM-2 in gray ceramic

    RM-2 D-Port Ram Air Style Factory Headers 68-72 GTO and 2nd Gen Firebird/TA


    Pair LH and RH Ram Air D-port manifolds (shown with gray ceramic coating)

    GET TUBE HEADER PERFORMANCE & EFFICIENCY WITHOUT ALL OF THE TUBE HEADER HASSLE AND GROUND CLEARANCE PROBS: BOLT IN FIT FOR : 68-72 GTO/LM 70-81 Firebird TA (exc 301)

    Ports are CNC'd and interior of castings are detailed...ready to run.

    Our castings are FAR SUPERIOR to competitors castings found at Ames / performance years/ Parts Place/ Classic ind. and Year One. Theirs all have terrible port detail and weigh 30% more! Our Lifetime warranty speaks to our quality.

    GET $25.00 OFF WHEN YOU ORDER OUR X-CROSSOVER EXHAUST SYSTEM WITH OUR FACTORY HEADERS!

    OPTIONAL CERAMIC COATING:
    Both castings are port-matched to Pontiac blueprint then thermal barrier ceramic coating is applied and cured on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%! Silver is chrome-like. Gray looks stock Learn More

  9. Rm-1-OS in Gray Ceramic.

    RM-1-OS D-Port Ram Air Style Factory Headers - Oversized 64-67 GTO plus other apps

    $419.00


    Pair LH and RH Ram Air D-port manifolds (shown with gray ceramic coating)

    GET TUBE HEADER PERFORMANCE & EFFICIENCY WITHOUT ALL OF THE TUBE HEADER HASSLE AND GROUND CLEARANCE PROBS: BOLT IN FIT FOR : 1961-1963 Tempest/LeMans, 64-67 Tempest/GTO/LM 73-79 LeMans, 73-87 Grand Prix, 78-87 GM G-body (Lemans, Regal) 71-79 GM B-Body (Catalina/Bonne/Grandville/Parisienne)

    Ports are CNC'd and interior of castings are detailed...ready to run.

    Our castings are FAR SUPERIOR to competitors castings found at Ames / performance years/ Parts Place/ Classic ind. and Year One. Theirs all have terrible port detail and weigh 30% more! Our Lifetime warranty speaks to our quality. Learn More

  10. RM-1 in Gray Ceramic

    RM-1 D-Port Ram Air Style Factory Headers 64-67 GTO plus other apps


    Pair LH and RH Ram Air D-port manifolds (shown with gray ceramic coating)

    Pair LH and RH Ram Air D-port manifolds (shown at right with gray ceramic coating)

    GET TUBE HEADER PERFORMANCE & EFFICIENCY WITHOUT ALL OF THE TUBE HEADER HASSLE AND GROUND CLEARANCE PROBS: BOLT IN FIT FOR : 1961-1963 Tempest/LeMans, 64-67 Tempest/GTO/LM 73-79 LeMans, 73-87 Grand Prix, 78-87 GM G-body (Lemans, Regal) 71-79 GM B-Body (Catalina/Bonne/Grandville/Parisienne)

    Ports are CNC'd and interior of castings are detailed...ready to run.

    Our castings are FAR SUPERIOR to competitors castings found at Ames / performance years/ Parts Place/ Classic ind. and Year One. Theirs all have terrible port detail and weigh 30% more! Our Lifetime warranty speaks to our quality. Learn More

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