Feature

●Replaces Part #s: 70981A3, 18-2762, 89070
●The exhaust hose/tube are designed to meet or exceed OEM specifications
●The bellow will be exactly as pictured. Installs on to 3 inch 15 degree center mounted risers with 4 inch elbow
●These bellows are designed for the following MerCruiser applications listed below


Description

These bellows are designed for the following MerCruiser applications: 165/170/3.7L/180/190/470/485/488 manifolds (1980 - 1989) Chevy 305/350/377 (1983 - up) Big block 454/502 (1981 - up) V6 229/262 (1983 - up)