Hardin Polished Stainless Thermostat Kit For Chev Ski Race Boat engineparts this cap features a cylinder

this cap features a cylinder lock for added protection

but removable finish

ready for emergency situations

8mm dia thread/hole x 35mm length of thread

our kit is what you are looking for

Hardin Polished Stainless Thermostat Kit For Chev Ski Race Boat engineparts this cap features a cylinderFits most BBC, SBC applications Made from Polished 316L Stainless Steel! Designed for use on cold water source cooling systems. Keeps engine temperature between 140 & 160 degrees. Not recommended for supercharged or turbocharged engines, or sandy conditions. Includes thermostat housing, 2 Tee fittings, a 160 degree thermostat, valve, seat, & spring. Housing is 4 inches long x 3 1 8" wide x 3" tall. Housing has four 1 2" NPT ports. Tee fittings are 1