Flowmaster 814112 Header 409S - 4-1 One piece - 3.50 in. Ball and Socket Flange Outlet - Pair

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. Note 1- big block frame stands and motor mounts must be used to ensure proper engine location and header fit. Note 2 -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.

• Stainless Steel Construction
• Ball And Socket Collector Connections
• Gasketless Leak Free Ball Flange Connections
• Dyno Tuned for Maximum Performance
• High Temperature Ceramic Coated
• Engineered For Easy At Home Installation
• 1 Year Warranty
• Premium Flowmaster Quality

Additional Attributes:

• GTIN: 00700042026289
• Application: Automotive
• Attachment Method: Ball and Socket Flange
• Automotive Item Grade: High Performance Part
• Bolts Or Studs Included: Yes
• CARB (California) Compliant: No
• Coated Finish: Ceramic Coated Stainless Steel
• Collector Included: Yes
• Collector Tube Size: 3.500 in.
• Color: Silver Ceramic
• Engine Make/Size: Chevy Big Block (396-502)
• Finish: Silver Ceramic
• Flange Thickness: 0.375 in.
• Head Style: 4-1 One-Piece
• Header Series: Scavenger Series Elite
• Inlet Port Shape: Round
• 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
• 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

Extened Information:

• Emissions : Electronically Announced
• Life Cycle Status: Available To Order

Packaging:

• Quantity of Each: 1
• Package UOM: EA
• Dimension: 39.2500 x 20.2500 x 10.7500 inches

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