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1967-1974 Chevy GMC Truck Small Block Flowtech Ceramic Headers See Fitment Below

Item EK-61-880672-1
42 Reviews of Flowtech
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$422.95

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      Product Information

      Features, Description, Q&A

      Features

      • Performance and Value Combination Perfectly Engineered
      • Mandrel Bent Tubing for Optimal Exhaust Flow
      • Formed Collectors with 5/16 Flanges and Sealing Rings for Leak-Free Seal
      • Includes Mounting Hardware and Gaskets for Easy Installation
      • Ceramic Thermal Coating Increases Exhaust Velocity and Reduces Underhood Temperatures
      • Improves Fuel Economy from Engine
      • Leak-Tested for Maximum Performance
      • Resistant to Rust and Corrosion
      • Mandrel-Formed Power Plenum Construction
      • Leakproof O-Ringed Port Seals Included
      • Collector Attachment Features a 3-Bolt Flange
      • Collector Diameter Measures 2.50 Inches with Included Reducer to 2.25 Inches
      • Utilizes 3/8-16 x 3/4 Inch Bolts Included
      • Designed for 4WD Vehicles
      • Primary Tubing Diameter is 1 5/8 Inches
      • Tube Wall Thickness is 18 Gauge
      • Constructed from Mild Steel Materials
      • Sold as a Pair
      • Ceramic Coated Finish for Heat and Corrosion Resistance
      • Air Injection Tubes and Oxygen Sensor Ports Not Included
      • Emission Status: Legal for Racing Use Only Vehicles
      • Fits 1967 to 1974 Chevy/GMC 4WD Truck 1/2-3/4-1-Ton, and 4WD Blazer, Jimmy, Suburban with 283 to 400 Engines

      Description

      Performance Enhancement. The Flowtech HDR CRMC 67-74 CHEVY/GMC TRK long tube headers improve exhaust flow and increase engine efficiency, boosting overall horsepower and torque. Designed specifically for racing use only vehicles, these headers help reduce backpressure and improve fuel economy, making them a valuable upgrade for enthusiasts seeking enhanced engine performance.

      Construction and Appearance. Fabricated from durable mild steel, these headers feature mandrel bent tubing and formed collectors ensuring smooth flow and a precise fit. The ceramic thermal coating provides excellent heat resistance and corrosion protection while reducing underhood temperatures, contributing to longer component life and improved engine bay aesthetics.

      Installation. Installation is straightforward with included mounting hardware and gaskets, requiring no special modification or drilling. The leakproof o-ringed port seals ensure a tight fit for a hassle-free setup.

      Application. Specifically designed to fit 1967-1974 Chevrolet and GMC 4WD trucks, including 1/2-3/4-1 ton models, as well as Blazer, Jimmy, and Suburban equipped with engines ranging from 283 to 400 cubic inches. This product is not CARB compliant and is legal for use on racing vehicles only.

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      4.3

      Reviews of Flowtech Classic Exhaust Products (42)

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