Black LS - 180° / Straight, Water neck / Thermostat housing kit includes - gasket / seal                      bolts x 2

Fits : GMC LS, Chevrolete LS, Lumina LS, Pontiac LS LS2-6.0L,  LS3-6.2L,  LS7-7.0L Water neck size : 9.3x7.1x6.2cm / 3.66 "x2.80" x2.44 "(L * W*H) Hole size :8x7mm / 0.31 "x0.28" (L * W) Thread size :M6