Toggle user data 0 Login Log in Username: Password: Remember me Fill username password Forgot password 18-1921 Elbows-OMC OMC Risers-OMC SIERRA OMC log style elbow. Fits OMC applications up to 1993. For use with 18-1902 (starboard manifold) and 18-1903 (port manifold). Out of stock $288.97 $260.00 Add to cart Description Tags 18-1902 18-1903 305 350 5.0 5.7 909863 OMC Related products F6B-9 12552422 18-5913 HGE 7656 HGE0090 18-1970-1 18-7876-1 NA7282 NA7278 18-9400-2 HGE 4354 18-9420-2 18-1902 NA7284 18-7878-1 ×