Flowmaster
Flowmaster 814111 | Exhaust Header
Flowmaster's Scavenger Series Elite long tube headers are designed to replace the restrictive factory cast iron manifolds. These high quality headers are manufactured from stainless steel and are...
Flowmaster's Scavenger Series Elite long tube headers are designed to replace the restrictive factory cast iron manifolds. These high quality headers are manufactured from stainless steel and are ceramic coated for maximum durability. They feature 2 in. primary tubes, 3/8 in. thick flanges and incorporate Flowmaster's popular 3-1/2 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. Will not fit with Saginaw close ratio 825 steering box. Big Block frame stands and motor mounts must be used to ensure proper engine location and header fit. Requires removal or modification of locking steering columns if equipped. Does not fit with Powerglide transmission. This product is legal only for off highway use except in California or states that have adopted California's emission standards, racing use or for use on pre emission controlled motor vehicles and motor vehicle engines and pre 1966 domestic vehicles certified to California standards and pre 1968 domestic vehicles certified to federal standards and all pre 1968 foreign vehicles, per the application guide.
Application | Automotive |
Attachment Method | Ball and Socket Flange |
Automotive Item Grade | High Performance Part |
Bolts Or Studs Included | Yes |
California Proposition 65 Chemical Name 1 | Nickel (metallic) |
California Proposition 65 Chemical Name 2 | Chromium (hexavalent compounds) |
CARB (California) Compliant | No |
Collector Included | Yes |
Collector Tube Size | 3.500 in. |
Color | Silver Ceramic |
Engine Make/Size | Chevy Big Block (396-502) |
Finish | Silver Ceramic |
Finish | Ceramic Coated Stainless Steel |
Flange Thickness | 0.375 in. |
Head Style | 4-1 One-Piece |
Header Series | Scavenger Series Elite |
Inlet Port Shape | Square Case |
Material | Stainless Steel |
Outlet Diameter | 3.500 in. |
Port Shape | Same As Port/Can Be Matched |
Primary Tube Diameter | 2.000 in. |
Reducers Included | Yes |
Title | Flowmaster 814114 Header 409S - 4-1 One piece - 3.50 in. Ball and Socket Flange Outlet - Pair |
Tube Diameter | 2.000 in. |
Tube Direction | Up Swept |
Tube Gauge | 16 |
Tube Length | Unequal Length |
WARNING CA Proposition 65 | Yes |
WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
This product can expose you to chemicals, including WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.