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Doug's Headers  |  SKU: D355-BKLK

Fenderwell Headers for 55-57 Chevy 265-400 SBC 1-3/4in Primary D355

Regular price $1,194.65 USD
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Please see description for full fitment notes!!!

Fitment

Warranty Information

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Description

Overview:

55-57 Chevy SBC Fenderwell Silver Ctd

Features:

  • 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: SAP
  • Design: Fenderwell
  • 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: Fenderwell
  • Material: Steel
  • Mounting Hardware Included: Yes
  • Oxygen Sensor Port: No
  • Port Shape: SAP
  • 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: Semi-Gloss
  • Title: Doug's Fenderwell Header 55-57 Chevy 265-400 SBC 1 3/4" Primary 3" Collector Silver Ceramic Coated D355
  • Tube Wall Thickness: 16 GU
  • Part Number: D355

Applications:

  • 1955-1957 Chevrolet One-Fifty Series 265 CID
  • 1957-1957 Chevrolet One-Fifty Series 283 CID
  • 1955-1957 Chevrolet Two-Ten Series 265 CID
  • 1957-1957 Chevrolet Two-Ten Series 283 CID
  • 1955-1957 Chevrolet Sedan Delivery 265 CID
  • 1957-1957 Chevrolet Sedan Delivery 283 CID
  • 1955-1957 Chevrolet Bel Air 265 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:

  • Fenderwell
  • May require smaller front tires to avoid contact.
  • Fits most angle plug heads.
  • Will fit with 605 power steering box.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 and ZZ6 engines.

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