Availability: 14 In Stock
Estimated Shipping Date: Monday
Part No. CAL-5307
Brand: Cal Custom
  • Fits Small Block Chevy with angle/slant plug heads
  • Tight fit/block hugger design
  • Stainless Steel
  • TIG welded
  • Laser cut flanges
  • The header set includes 2 exhaust manifold gaskets, 2 collector gaskets, 1 bolt kit


  • 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.


  • Flanges: 3/8” thick
  • Primaries: 1-5/8”
  • Collector outlet: 2-1/2”

Part Number: CAL-5307