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Doug's Headers  |  SKU: D690YA-SS-BKLK

Tri-Y Headers for 65-70 Mustang 260-302 SBF W/O EGR/A.I.R. Automatic D690YA-SS

Regular price $981.40 USD
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Please see description for full fitment notes!!!

Fitment

Warranty Information

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Description

Overview:

65-70 Mustang SBF Tri Y Stainless

Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency.

Features:

  • Natural stainless-steel finish offers superior resistance to rust and corrosion
  • 3/8" thick 304 stainless machine flanges to prevent warping
  • CNC 304 stainless mandrel bent tubes for an accurate fit and improved flow
  • Precision formed long transition collectors and long tube design reduce backpressure and increase higher RPM horsepower

Specs:

  • Brand: Doug's Headers
  • Collector Attachment: 3-Bolt Flange
  • Collector Diameter: 2.5 IN
  • Collector Port Diameter: 2.5 IN
  • Cylinder Head Port Shape: SAP
  • Design: Full-length
  • EGT Port: No
  • Finish: 304 Stainless Steel
  • Flange Thickness: 0.375 IN
  • Gasket Or Seal Included: Yes
  • Gaskets Included: Yes
  • Grade Type: Performance
  • Header Material: 304 Stainless Steel
  • Header Style: Full-length
  • Material: 304 Stainless 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: Satin
  • Title: Doug's Tri Y Header 65-70 Mustang 260-302 SBF W/O EGR/A.I.R. Automatic Trans 1 5/8-2" Primary 2 1/2" Collector 304 Stainless D690YA-SS
  • Tube Wall Thickness: 16 GU
  • Part Number: D690YA-SS

Applications:

  • 1964-1968 Ford Mustang 289 CID
  • 1964-1965 Ford Mustang 260 CID
  • 1968-1970 Ford Mustang 302 CID
  • 1967-1968 Mercury Cougar 289 CID
  • 1968-1970 Mercury Cougar 302 CID

Emissions:

  • This Product is considered а Replacement Part per CARB and EPA regulations for emissions compliance and is legal for sale and use on specified vehicles in all 50 states as stated in Manufacturer's Application Guide and lnstallation Instructions.

Instructions:

Fitment Notes:

  • Does not fit with C6 Transmission
  • On Power Steering Cars, Installation requires power steering bracket PN H7609.
  • Vehicles with Air Injection heads will require grinding of the header flange to fit.

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