PRW Power 1-1/2" ID Hose Water Neck and Thermostat 180 Degree Thermostat Replacement Aluminum - Polished 21411406 Open plenum aluminum carb spacers

Open plenum aluminum carb spacers increase plenum volume for high RPM power

greatly improving traction on today's dry

Eliminates Rocker To Stud Interference

62 in Rectangle Port

12 AN Male Petcock Drain

PRW Power 1-1/2" ID Hose Water Neck and Thermostat 180 Degree Thermostat Replacement Aluminum - Polished 21411406 Open plenum aluminum carb spacersProduct Description: Water Neck and Thermostat 1 1 2 in ID Hose 180 Degree Thermostat Replacement Aluminum Polished GM LS Series Sold Individually PRW Industries produces engine components for racing applications such as rocker arms, valve covers and main caps to name a few. These products offer performance gains at a value price.