Doug's Headers D315 Full length Header, 1-5/8 In, 55-62 Corvette, CC
265 Chevy Small Block V8, 283 Chevy Small Block V8, 327 Chevy Small Block V8
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Doug's PASSENGER CAR HEADERS Long Tube Metallic Ceramic CoatedHeader development and design is complex and requires a substantial amount of time and resources to do the job right! Many manufacturers are unwilling to make the commitment and instead offer compromised headers at lower prices. Doug's will not compromise performance, quality or fit to compete with inferior designs at cheap prices. Every Doug's header is tuned with the proper tube size and length to efficiently remove all the exhaust from each cylinder, reducing pumping losses resulting in a dramatic increases in horsepower and torque. Doug's headers are carefully developed on the vehicles they are intended to fit and are re-checked numerous times during the design and manufacturing process.
- 3/8" Thick machined flanges... no warping
- CNC mandrel bent tubes... accurate fit & better flow
- Precision formed long transition collectors and long tube design... reduces backpressure and increases higher RPM horsepower
- Heavy 16 gauge tubing... longer life
- Tubes are pre-polished to remove scratches and the header isfinished with a Metallic Ceramic Thermal Barrier Coating polished to a high luster appearance offering corrosion and heat resistance up to 1400 degrees
Application1955-1956 Chevrolet Corvette 4.3L/265 V8
1957-1961 Chevrolet Corvette 4.6L/283 V8
1962 Chevrolet Corvette 5.3L/327 V8
- Doug's Headers D315 1 5/8" 4-Tube Full length Header Chevrolet Corvette Small Block Chevrolet 55-62 Metallic Ceramic Coating
- Ceramic Coated
- Collector: 2 1/2
- Port: OVL
- Primary: 1 5/8
- exc. states w/Calif. emission stds
- Fits D-Port heads
- Requires left side A/C bracket P/N H7608
- with Floor Shifter
- with A/C
- For Off-Road Use Only
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Q & A
Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.
Wouldn't it be nice to get the best of both worlds out of your headers? Speedway Motors has solved that problem with our exclusive heat resistant Armor Hot Coating. Now you can keep that great look with longer life.
Our Tru-Ram Exhaust Manifolds are one of our most popular items. Tim provides more details about them and gives you a great look at them.
Tim gives a little bit of history on the Ford Y Block and shows some of the parts we have to offer.