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1964-75 GM A Body 265-400 Small Block Chevy 1 3/4" 304 Stainless Steel Long Tube Header with 3" Collector
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1964-75 GM A Body 265-400 Small Block Chevy 1 3/4" 304 Stainless Steel Long Tube Header with 3" Collector

1964-75 GM A Body 265-400 Small Block Chevy 1 3/4" 304 Stainless Steel Long Tube Header with 3" Collector

Features & Benefits

  • 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

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.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish 304 Stainless Steel
Material 304 Stainless Steel
Design Full-length
Primary Tubing Diameter 1.75 IN
Collector Port Diameter 3.0 IN
Port Shape SAP
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Silver
Sheen Level Satin
$310.38

Original: $1,034.59

-70%
1964-75 GM A Body 265-400 Small Block Chevy 1 3/4" 304 Stainless Steel Long Tube Header with 3" Collector—

$1,034.59

$310.38

1964-75 GM A Body 265-400 Small Block Chevy 1 3/4" 304 Stainless Steel Long Tube Header with 3" Collector

Features & Benefits

  • 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

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.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish 304 Stainless Steel
Material 304 Stainless Steel
Design Full-length
Primary Tubing Diameter 1.75 IN
Collector Port Diameter 3.0 IN
Port Shape SAP
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Silver
Sheen Level Satin

Product Information

Shipping & Returns

Description

Features & Benefits

  • 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

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.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish 304 Stainless Steel
Material 304 Stainless Steel
Design Full-length
Primary Tubing Diameter 1.75 IN
Collector Port Diameter 3.0 IN
Port Shape SAP
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Silver
Sheen Level Satin