Long Tube Headers for 64-75 GM A Body 265-400 SBC 1-3/4in Primary D369 For Sale - New and Used

Long Tube Headers for 64-75 GM A Body 265-400 SBC 1-3/4in Primary D369

• SKU: D369-BKLK

• Brand: Doug's Headers
• Color: Silver
• Condition: New
• MPN: D369
• Material: Steel
• Vintage Part: No
• Features: Coated*
• Items Included: Mounting Hardware*Gasket*

Overview:

64-75 GM A Body SBC Long Tube Silver Ctd

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 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 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: Full-length

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: Full-length

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 Long Tube Header 64-75 GM A Body 265-400 SBC 1 3/4\" Primary 3\" Collector Silver Ceramic Coated D369

Tube Wall Thickness: 16 GU

Part Number: Chevrolet Chevelle 327 CID

1964-1967 Chevrolet Chevelle 283 CID

1968-1973 Chevrolet Chevelle 350 CID

1968-1973 Chevrolet Chevelle 307 CID

1970-1973 Chevrolet Chevelle 400 CID

1964-1969 Chevrolet El Camino 327 CID

1964-1967 Chevrolet El Camino 283 CID

1968-1975 Chevrolet El Camino 350 CID

1968-1973 Chevrolet El Camino 307 CID

1970-1975 Chevrolet El Camino 400 CID

1964-1967 Chevrolet Malibu 283 CID

1964-1967 Chevrolet Malibu 327 CID

1973-1975 Chevrolet Malibu 350 CID

1973-1975 Chevrolet Malibu 400 CID

1973-1973 Chevrolet Malibu 307 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.

Instructions:

• Click here for installation instructions!

Fitment Notes:

• Fits most angle plug heads
• Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 and ZZ6 engines
• Requires removal or modification of locking steering columns if equipped
• Will fit 168-tooth flywheel if used with PerTronix starter PN S3002P/B or Powermaster PN 9500

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