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Doug's Headers  |  SKU: D450-BKLK

Long Tube Headers for 63-66 Mopar A Body 273-360 LA Motor 1-5/8in Primary D450

Regular price $1,361.75 USD
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Fitment

Warranty Information

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Description

Overview:

63-66 Mopar A Bdy SBM Long Tube Slvr Ctd

Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market.

Features:

  • 3/8" Thick machined flanges to prevent warping
  • Precision formed long transition collectors and long tube design reduces backpressure and increases higher RPM horsepower
  • Heavy duty 16-gauge tubing for long life
  • Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating

Specs:

  • Brand: Doug's Headers
  • Collector Attachment: 3-Bolt Flange
  • Collector Diameter: 2.5 IN
  • Collector Port Diameter: 2.5 IN
  • Color: Silver
  • Cylinder Head Port Shape: SAP
  • Design: Full-length
  • EGT Port: No
  • Finish: Metallic Ceramic Coated
  • Flange Thickness: 0.375 IN
  • Gasket Or Seal Included: Yes
  • Gaskets Included: Yes
  • Grade Type: Performance
  • Header Material: Steel
  • Header Style: Full-length
  • Material: Steel
  • Mounting Hardware Included: Yes
  • Oxygen Sensor Port: No
  • Port Shape: SAP
  • Primary Tube Outside Diameter: 1.625 IN
  • Primary Tubing Diameter: 1.625 IN
  • Prop 65 (C, R or CR): CR
  • Prop 65 Yes/No: Yes
  • Sheen Level: Semi-Gloss
  • Title: Doug's Long Tube Header 63-66 Mopar A Body 273-360 LA Motor 1 5/8" Primary 2 1/2" Collector Silver Ceramic Coated D450
  • Tube Wall Thickness: 16 GU
  • Part Number: D450

Applications:

  • 1964-1966 Dodge Dart 273 CID
  • 1964-1966 Plymouth Barracuda 273 CID
  • 1965-1966 Plymouth Barracuda 318 CID
  • 1964-1966 Plymouth Valiant 273 CID

Emissions:

  • This product is Legal for use on Pre-Pollution Controlled Vehicles. It is legal for use on all vehicles produced Before Emissions Control Regulations were imposed. These are considered Uncontrolled Vehicles and are defined as follows
    • 1965 and Older US Manufactured California Certified Vehicles
    • 1967 and Older US Manufactured Federally Certified Vehicles
    • 1967 and Older Foreign Manufactured Vehicles

Instructions:

Fitment Notes:

  • Will fit applications with 727 automatic transmissions when used with PerTronix S3005P/B or Mopar Performance P5007860 mini starter.
  • with Floor Shifter

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