Long Tube Headers for 304 Stainless 1-3/4in Primary Stainless Steel D570-SS
Long Tube Headers for 304 Stainless 1-3/4in Primary Stainless Steel D570-SS is backordered and will ship as soon as it is back in stock.
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Fitment
Fitment
Warranty Information
Warranty Information
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Description
Description
Overview:
70-81 Firebird 326-455 Long Tube304 Stainless
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:
- 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: 3.0 IN
- Collector Port Diameter: 3.0 IN
- Color: Silver
- Cylinder Head Port Shape: D-port
- 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: D-port
- Primary Tube Outside Diameter: 1.75 IN
- Primary Tubing Diameter: 1.75 IN
- Prop 65 (C, R or CR): CR
- Prop 65 Yes/No: Yes
- Sheen Level: Satin
- Title: Doug's Headers D570-SS 304 Stainless Long Tube Header 70-81 Firebird 326-455 1 3/4" Primary 3" Collector
- Tube Wall Thickness: 16 GU
- Part Number: D570-SS
Applications:
- 1970-1979 Pontiac Firebird 400 CID
- 1970-1979 Pontiac Firebird 350 CID
- 1971-1976 Pontiac Firebird 455 CID
- 1977-1979 Pontiac Firebird 403 CID
Emissions:
- This Product is LEGAL for Closed Course Competition use or Pre-Emissions Controlled Vehicles ONLY. It is Not Legal for use on any Emissions Controlled Vehicle for Street or Off Highway use.
Fitment Notes:
- Requires removal or modification of locking steering columns if equipped.
- Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.
- Header will fit with Milodon oil pans 30355, 31660 and 31665
- Fits D-Port heads Only.
- with Floor Shifter
Payment & Security
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