Note: These CarBole chrome plated water necks feature an O-ring style seal to prevent water leaks. Precision die-cast for a great fit, they're first polished to a high luster, then beautifully chrome plated for lasting beauty. These water necks come complete with an O-ring and mounting bolts. Feature： CHROME STEEL BRAND NEW CHEVY WATER NECK FITS SB & BB CHEVY 265 283 305 327 350 383 396 400 427 454 472 502 ENGINES COMES COMPLETE AS PICTURED WITH CHROME STEEL THERMOSTAT HOUSING, CHROME BOLTS AND O RING FOR A PERFECT SEAL MADE FROM EXTREMELY HIGH QUALITY STEEL, THEN TRIPLE CHROME PLATED (COPPER-NICKEL-CHROME) TO A BEAUTIFUL SHINE WILL FIT ANY SB OR BB CHEVY ENGINES .
