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Speedway Motors Bill Smith
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  • Stainless Steel Exhaust U-Bends, 1-5/8 Inch O.D.
    Stainless Steel Exhaust U-Bends, 1-5/8 Inch O.D.
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    Mandrel bent 304 stainless steel U-bends. For building your own headers or replacing a bent or damaged tube. Tubing is annealed to A269 condition, which prevents work hardening during the construction and fabrication process.

     

  • Dynatech   783-21230 Plain Steel Slip-On Collector, 1-5/8 x 3 x 12 Inch
    Dynatech 783-21230 Plain Steel Slip-On Collector, 1-5/8 x 3 x 12 Inch
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                Dynatech® slip-on race collectors offer great performance at an affordable  price. Changing  collector outlet size or length are popular ways to make tuning adjustments as  track conditions change (i.e. changing to a larger collector outlet size can aid  in "slick track" conditions).  
    • Race-ready to bolt on right out of the box
    • U-tabs are a direct bolt-on fit to all Dynatech® Drag Headers
    • Hi-temp black paint
    • Long-transition 4-into-1 design for maximum power
    • Listed by Primary I.D. x Collector O.D. x Length
    • Sold individually

    Note: O2 bung not included.

  • Dynatech   780-01513 Plain Steel Merge Collector, 1-5/8 x 3 Inch
    Dynatech 780-01513 Plain Steel Merge Collector, 1-5/8 x 3 Inch
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    Dynatech® Mild Steel Merge Collectors are a popular option when your racing application requires maximum horsepower. Merge collectors are not usually a "bolt it on and go" part. In order to realize the full potential of this collector design, dyno testing is recommended.

    • 100% TIG-welded
    • Optimum reduction angle
    • Increases torque and horsepower
    • Formed long transition 4-into-1 design for maximum power
    • Jig-located U-tabs at 180 degrees for bolt-on mounting
    • Sold individually
    • Listed as Primary I.D. x Collector O.D.

    Note: Does not include O2 bungs. To purchase separately, order part 311-78510097.

    How It Works (PDF)