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Flowmaster 814111 Scavenger Series Elite Header for GM Big Block Chevy

(1967-1972 Chevrolet Camaro; 1965-1972 Chevrolet Chevelle; 1966-1972 Chevrolet El Camino; 1970-1974 Chevrolet Monte Carlo + 4 more models)

Manufacturer

Picture for manufacturer Flowmaster

Part Number

814111
11 reviews
Sale Price

$1,049.95

In Stock (7)

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Usually delivered within 2 days

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Product Details

The Flowmaster 814111 Scavenger Series Elite Header is engineered for maximum performance on GM vehicles equipped with Big Block Chevy engines. These premium headers feature dyno-tuned primary tubes that optimize exhaust flow and power delivery across the RPM range.

Key Features:

  • 16-gauge stainless steel construction for superior durability and corrosion resistance
  • Heavy-duty 3/8-inch thick flanges ensure leak-free sealing and prevent warping under extreme heat
  • High-temperature ceramic coating protects against corrosion while reducing underhood temperatures
  • Flowmaster ball and socket collector connections allow for easier installation and thermal expansion
  • Precision-engineered design for proper fitment on numerous GM Big Block Chevy applications
  • Dyno-tested and tuned to maximize horsepower and torque gains

These Scavenger Series Elite Headers deliver the performance and reliability Flowmaster is known for, with premium materials and construction that stand up to the demands of high-performance street and strip applications. The stainless steel construction combined with ceramic coating ensures long-lasting performance and appearance.

Products specifications

Fits

1967-1972 Chevrolet Camaro; 1965-1972 Chevrolet Chevelle; 1966-1972 Chevrolet El Camino; 1970-1974 Chevrolet Monte Carlo; 1969-1972 Chevrolet Nova; 1968 Chevrolet Chevy II; 1971-1972 GMC Sprint; 1971-1972 GMC Giulia Sprint

Engine Make/Size

Chevy Big Block (396-502)

FLANGE Thickness

0.375 In.

Outlet Diameter

3.000 in.

Coated Finish

Ceramic Coated Stainless Steel

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

California Proposition 65 Chemical Name 2

Chromium (hexavalent compounds)

California Proposition 65 Chemical Name 1

Nickel (metallic)

California Proposition 65 Chemical Name

Chromium (hexavalent compounds)

California Proposition 65 Chemical Name

Nickel (Metallic)

Bolts Or Studs Included

Yes

Application

Automotive

Tube Diameter

1.750 in.

Port Shape

Same As Port/Can Be Matched

Primary Tube Diameter

1.750 in.

Collector Tube Size

3.000 in.

Tube Direction

Up Swept

Head Style

4-1 One-Piece

Title

Flowmaster 814111 Header 409S - 4-1 One piece - 3.00 in. Ball and Socket Flange Outlet - Pair

Tube Length

Unequal Length

Additional Contents

Gaskets and hardware

Attachment Method

Flanged

Automotive Item Grade

High Performance

Bolt Size

3/8-16 x 1

Bolts/Studs Included

Yes

Brand

Flowmaster

CARB (California) Compliant

No

Category

Exhaust

Clamping Type

Flat Band

Collector Attachment

Ball and socket flange

Collector Included

Yes

Collector Port Diameter

3.00

Color

Silver

Color/Finish

Silver Ceramic

Design

Long Tube

EGT Port

No

Emission Code

3

Engine

GM Big Block

Finish

Natural

Gasket Or Seal Included

Yes

Grade Type

Performance

Header Finish

Ceramic coated

Header Series

Scavenger Series Elite

Header Style

Long Tube

Inlet Port Shape

Round

Main Piping Diameter

1.75

Material

Stainless Steel

Mounting Hardware Included

Yes

Oxygen Sensor Port

No

Part Type

Exhaust Header

Primary Tube Dia.

1-3/4 inch

Primary Tubing Diameter

1-3/4"

Product Type

Headers

Reducers Included

Yes

Sheen Level

High Gloss

Sub Category

Exhaust Manifolds

Tube Gauge

16

Tube Lengths

Unequal Length

Warning

California Proposition 65

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