Allstar Performance 1/2" Phenolic Carburetor Spacer - Open 919299 Proprietary new adjustable tether system

Proprietary new adjustable tether system

This 'Zero' version is constructed from high tensile autoclaved carbon fibre for exceptional strength and ultra-light weight (it is the lightest FIA approved helmet available)

or a magnet retainer to secure the bottle to a steel object such as a brake drum or rotor during bleeding

The Simpson Hybrid Sport offers the same features as the Simpson Hybrid Pro in a value priced composite version

Communications are easy to install with EPS channels in helmet

Allstar Performance 1/2" Phenolic Carburetor Spacer - Open 919299 Proprietary new adjustable tether systemSpecially designed for drag race applications to isolate carburetor from manifold, spacers prevent horsepower robbing heat transfer and increase the distance from the bottom of the carburetor to the manifold plenum for better air flow. Spacers are CNC machined in the U. S. from a polymer compound able to withstand temperatures up to 400F. Available in open or four hole versions for 4150 and 4500 series Holley and Holley style carburetors in 1 2", 1",