Availability: In Stock
Estimated Shipping Date: Monday
Part No. CAL-4470
Brand: Cal Custom

Genuine Cal Custom brand new Chevy Small Block Stainless Steel Block Hugger Headers


These highly polished stainless steel units are designed as a short length header which allows for additional clearance whilst still producing excellent flow. Block hugger headers are a great alternative to custom made extractors as they will fit a wide number of applications including engine conversions. Being stainless steel, they are designed for longevity and performance.


  • Fits Small Block Chevy 1955 up 265, 283, 305, 307, 327, 350, 400 engines
  • Fits regular (OE style) cylinder heads; do not fit slant plug heads
  • Laser cut flanges
  • Headers fit automatic and most manual transmission cars
  • 16 gauge tubing
  • Flanges are 3/8” thick, tubes are 1-5/8”, collector outlet is 2-1/2”
  • The header set includes 2 exhaust manifold gaskets, 2 collector gaskets, 1 collector bolt kit


Note: These are not for use on pollution controlled vehicles

Minor modifications may be required for fitment on certain models

Professional installation recommended! No instructions included!


If your vehicle is using aftermarket components, parts from other applications or custom-altered parts, then it is the installer’s responsibility to verify fitment.


Not recommended for trucks