Description

Fits Small Block Chevy, 1-5/8″ Primary Tubes, 409 Stainless Steel Upright Headers- Natural FinishCNC Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increases the cylinder scavenging effect and improves engine breathingHeavy duty 16-gauge 409SS tubing for increased strength and durability1-5/8â? and 1-3/4â? tubing diameters available for increased exhaust flow increasing performance and improved throttle response3â? collector for maximum strength and exhaust flowExtra thick header flange for a leak-free seal and maximum strengthWelded-in collector merge spears to control exhaust gas re-entry into primary tubes

Air Injection Tubes:No

Application: Small Block Chevy

Bolt size:3/8-16 x 3/4 IN

Bolts Included: No

Catalytic Converter Quantity: 0

Collector Attachment: Weld-On

Collector Diameter: 3.00″

Collector Length: 12.00″

Collector Port Diameter: 3.00″

Collector Reducer Included:No

Collector Reducer Outlet Diameter:N/A

Color: Silver

Design: Upright

Drive: 2WD

Drive: 4WD

EGT Port: No

Engine: Chevrolet Small Block Gen I

Finish: Natural

Flange Thickness: 0.375″

Flange Thickness: 3/8″

Gasket Or Seal Included: No

Grade Type: Performance

Header Series:Flowtech

Header Style: Upright

Installed Height: 37.00″

Material: 304 Stainless Steel

Mounting Hardware Included: No

Oxygen Sensor Port: No

Port Shape: Square

Primary Tubing Diameter: 1.625 Inch

Primary Tubing Diameter:1 5/8 IN

Quantity: Sold as a Pair

Sheen Level: Semi-Gloss

Tube Wall Thickness: 16 GU