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Flowmaster 1964-1973 Ford Mustang Scavenger Series Elite Header 814211

Flowmaster 1964-1973 Ford Mustang Scavenger Series Elite Header 814211
Flowmaster 1964-1973 Ford Mustang Scavenger Series Elite Header 814211
$1,908.99 ea
NEWARRIVING SOONEstimated Ship Date 05/29/2025 (If Ordered Today)9 Available from HOLLEY PERFORMANCE PRODUCTS as of 05/11/2025
Model: 4005274
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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Flowmaster's Scavenger Series Elite long tube headers are designed to replace the factory cast iron manifolds. These high quality headers are manufactured from stainless steel and are ceramic coated for maximum durability. They feature 1-3/4 in. primary tubes, 3/8 in. thick flanges and incorporate Flowmaster's popular 3 in. ball flange collector connections ensuring a leak free installation. Scavenger Series long tube headers deliver maximum performance and are suited to the enthusiast who wants the best. Like all Flowmaster products the benefits include improved throttle response, power and engine efficiency. Designed for an easy fit these headers include gaskets and necessary hardware for easy installation. Note 1 - fits most Z-bars. Some vehicles may require Z-bar modification for proper fit. Note 2 - fits manual steering. Requires drop down bracket to fit with power steering. Note 3 - e-brake pivot bracket must be relocated on C6/AOD transmission. Note 4 -this product is legal only for off highway use (except in California or states that have adopted California emission standards), racing use or for use on pre-emission controlled motor vehicles/motor vehicle engines (pre-1966 domestic vehicles certified to California standards, pre-1968 domestic vehicles certified to federal standards and all pre-1968 foreign vehicles), per the application guide.
Features:
  • High Temperature Ceramic Coating
  • Dyno tuned for maximum performance
  • Ball & Socket Collector Connections
  • Stainless Steel Construction
Fits 1964 to 1973 Mustang, with a 289 or 302 small block V8 engine, long tube headers
Installation Notes:
Fits 1964 to 1973 Mustang, with a 289 or 302 small block V8 engine, long tube headers
About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Downloads:

Download Name File Size
fm_warranty_general.pdf88.58KB
814211_instructions.pdf1.06MB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Ford Mustang Base 1964 4.7L / 289 / V8
Ford Mustang Base 1965 4.7L / 289 / V8
Ford Mustang Base 1966 4.7L / 289 / V8
Ford Mustang Base 1967 4.7L / 289 / V8
Ford Mustang Base 1968 4.7L / 289 / V8
6.4L / 390 / V8
7.0L / 428 / V8
3.3L / 200 / L6
5.0L / 302 / V8
7.0L / 427 / V8
Ford Mustang Base 1970 5.0L / 302 / V8
Ford Mustang Base 1971 5.0L / 302 / V8
Ford Mustang Base 1972 5.0L / 302 / V8
Ford Mustang Base 1973 5.0L / 302 / V8
Ford Mustang Grande 1970 5.0L / 302 / V8
Ford Mustang Grande 1971 5.0L / 302 / V8
Ford Mustang Grande 1972 5.0L / 302 / V8
Ford Mustang Grande 1973 5.0L / 302 / V8
Ford Mustang Mach 1 1973 5.0L / 302 / V8
Ford Mustang Shelby GT-350H 1966 4.7L / 289 / V8
Ford Mustang Shelby GT-350 1965 4.7L / 289 / V8
Ford Mustang Shelby GT-350 1966 4.7L / 289 / V8
Ford Mustang Shelby GT-350 1967 4.7L / 289 / V8

Specifications:

Attachment Method Ball & Socket Flange
Automotive Item Grade High Performance Part
Bolt Size 3/8-16 x 1, 3/8-16 x 1
Bolts/Studs Included Yes
California Proposition 65 Chemical Name Chromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Required Yes
CARB (California) Compliant No
Collector Diameter 3.00 inch
Collector Included Yes
Color/Finish Silver Ceramic
Emission Code 3
Engine Small Block Ford
Header Finish Silver Ceramic
Header Flange Thickness (in) 3/8 inch
Header Series Scavenger Series Elite
Header Style Long Tube
Inlet Port Shape Square Case
Material Stainless Steel
Outlet Diameter (in) 3
Part Type Exhaust Header
Primary Tube Dia. 1-3/4 inch
Product Type Headers
Proposition 65 www.P65Warnings.ca.gov
Reducers Included Yes
Tube Gauge 16
Tube Lengths Equal Length
Warranty Time 12 Months

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