Dart SB Chevy 18 Degree Intake Spacers 9.025 to 9.325 56-1421 This helmet features the new

This helmet features the new Dual Density Air Integration Relief System

nickel chrome finish

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3/8 in Valve Stem

Turning the display board around when racing at tracks with the tower on opposite sides is no longer an issue

Dart SB Chevy 18 Degree Intake Spacers 9.025 to 9.325 56-1421 This helmet features the newProduct Description: Intake Manifold Spacer Aluminum 18 Degree Small Block Chevy Since 1981, Dart Machinery has become the acknowledged leader in producing race winning components. Dart Machinery aluminum and cast iron engine blocks are designed to meet the specialized needs of racers and performance enthusiasts. Dart components are developed in house, manufactured on Dartas own CNC machining centers, and tested on Dartas computer controlled engine