SBC/BBC 15 Degree Swivel Alum Water Neck & 180 Deg Thermostat

Thermostat Housing This 15 degree swivel water neck fits SBC & BBC V8 engines. This water neck includes 2 stainless steel bolts and o-ring gasket. SBC & BBC V8. 15 degree swivel. Includes 2 bolts & o-ring gasket. Thermostat Speedway takes a quality Robertshaw 330-180 high flow 180° thermostat, then modifies it to function properly in high RPM, high flow applications. They feature a balanced sleeve design and are strongly recommended for any performance application. Fits most domestic applications. 2-1/8" diameter. High flow 180° thermostat. Balanced sleeve design. Recommended for any performance application. Fits most domestic applications. Learn more about the importance of the thermostat with cooling systems and how they work by reading our tech article, Cooling System Principles.