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Doug's Headers 1968-74 Buick 350 V8 1 3/4" Long Tube Header D200

Doug's Headers 1968-74 Buick 350 V8 1 3/4" Long Tube Header D200
Doug's Headers 1968-74 Buick 350 V8 1 3/4" Long Tube Header D200
from $1,667.34 st

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Model: 5124698
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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[More Info]
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
About Doug's Headers

Doug's Headers are a fixture in the motorsports aftermarket, pioneering quality muscle car performance headers for decades. Unlike the competition, Doug's Headers prides ourselves on superior design detail resulting in a hassle-free installation for any application.

Downloads:

Download Name File Size
D200.pdf360.66KB
D200-B.pdf360.66KB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Buick Century 1973 5.7L / 350 / V8 Full-length
Buick Century 1974 5.7L / 350 / V8 Full-length
Buick GS 350 1968 5.7L / 350 / V8 Full-length
Buick GS 350 1969 5.7L / 350 / V8 Full-length
Buick GS 1970 5.7L / 350 / V8 Full-length
Buick GS 1971 5.7L / 350 / V8 Full-length
Buick GS 1972 5.7L / 350 / V8 Full-length
Buick Regal 1973 5.7L / 350 / V8 Full-length
Buick Regal 1974 5.7L / 350 / V8 Full-length
Buick Skylark 1968 5.7L / 350 / V8 Full-length
Buick Skylark 1969 5.7L / 350 / V8 Full-length
Buick Skylark 1970 5.7L / 350 / V8 Full-length
Buick Skylark 1971 5.7L / 350 / V8 Full-length
Buick Skylark 1972 5.7L / 350 / V8 Full-length
Buick Sportwagon 1968 5.7L / 350 / V8 Full-length
Buick Sportwagon 1969 5.7L / 350 / V8 Full-length
Buick Sportwagon 1970 5.7L / 350 / V8 Full-length
Buick Sportwagon 1971 5.7L / 350 / V8 Full-length
Buick Sportwagon 1972 5.7L / 350 / V8 Full-length

Specifications:

Collector Attachment 3-Bolt Flange
Collector Diameter 3.0 IN
Collector Port Diameter 3.0 IN
Cylinder Head Port Shape SAP
Design Full-length
Flange Thickness 0.375 IN
Gasket Or Seal Included Yes
Gaskets Included Yes
Grade Type Performance
Header Style Full-length
Mounting Hardware Included Yes
Oxygen Sensor Port No
Part Type Exhaust Header
Port Shape SAP
Primary Tube Outside Diameter 1.75 IN
Proposition 65 www.P65Warnings.ca.gov
Tube Wall Thickness 16 GU
Warranty Time 24 Months

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