Bous-Performance Holeshot Vortec intake manifold, dual plane, idle to 5500RPM, small-block Chevrolet

Multiple options
Item number: E42421

Bous-Performance Holeshot Vortec dual plane, idle to 5500RPM, manifolds are perfect for your stock to mild-modified small-block Chevrolet engine. These manifolds come in a satin, black, polished or endura-shine finish to match your needs. Also they have a dual carb pattern, accepting spread bore carburetors like Quadrajets and includes adapter for use with square bore carburetors like Holley & Edelbrock.


  • Best for the ultimate in street high-performance
  • Designed for idle to 5500 RPM street-driven power
  • Produces incredible top-end horsepower
  • Retains good throttle response and acceleration
  • Dual distributor hold downs 
  • Square bore carb adapter