Sweet Splined Coupler - 3/4"- 36 Spline x 3/4" Smooth - Chevy Manual Spline 10000012 The smaller nozzle design helps

The smaller nozzle design helps accelerate airflow into the helmet

10 AN female O-Ring Inlet / Outlet

They feature a wear resistant tool steel axle

Mopar 426 Hemi / RB-Series

Sweet Splined Coupler - 3/4"- 36 Spline x 3/4" Smooth - Chevy Manual Spline 10000012 The smaller nozzle design helpsStraight Steering Couplers are 2" long, splined on one end and 3 4" smooth on the other. Available in several different sizes and spline configurations. Sweet Manufacturing was founded in 1978 on the concept of providing racers with steering components designed to give a real competitive advantage. Today, Sweet offers a full range of engine, suspension, and steering parts for circle track racing. Product Description: Steering Shaft Coupler 3 4 in 36