Hooker weld–up kits work great for racers who need to build custom headers when a specific fit tuned Super Competition header is not available. Kits come with mandrel bent one piece primaries, two 5/16 inch flanges and precision formed collectors incorporating unique long transition to provide better flow. Polished stainless steel NHRA contingency header I.D. tags, gaskets and mounting bolts are also included. Our newest zoomie weld–up kits for funny cars and dragsters are NHRA and IHRA legal and feature 2 1/2 inch primaries with double tube design. Popular fuel and alcohol engine header flanges are available separately.
- Mandrel Bent 1 pc. Primaries
- Two 0.3125 in. Flanges
- Precision Formed Collectors
- Long Transition/Better Flow
- SS NHRA Contingency ID Header Tags
- Gaskets And Mounting Bolts
Additional Attributes:
- GTIN: 00700414009124
- Application: Automotive
- Coated Finish: Natural
- Collector Diameter: 4.000 in.
- Collector Tube Size: 4.000 in.
- Engine Make/Size: Chevy Big Block (396-502)
- Finish: Natural
- Head Style: Long-Tube
- Material: Mild Steel
- Port Shape: Same As Port/Can Be Matched
- Primary Tube Diameter: 1.125 in.
- Tube Diameter: 2.125 in.
- Tube Direction: Down Swept
- Tube Material: Mild Steel
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov
Extened Information:
- Emissions : Emission verification to be determined in ACES, vehicle application data.
- Life Cycle Status: Available To Order
Packaging:
- Quantity of Each:
- Package UOM:
- Dimension: 44.0000 x 15.0000 x 21.0000 inches
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