Direct replacement part for MerCruiser part #44187. Fits Chevrolet 6-cylinder (inline) 250 and 292 cu.in. with 14"" flywheel.Chevrolet V6 200, 201, 229 and 262 cu.in. with 14"" flywheel. Chevrolet V8 small block 265, 283, 305, 307, 327 and 350 cu.in. with 14"" flywheel. Chevrolet V8 big block 348, 396, 409, 427 and 454 C.I.D. with 14" flywheel. 26 spline applications.