Toggle user data 0 Login Log in Username: Password: Remember me Fill username password Forgot password 18-1902 Manifolds-OMC OMC SIERRA OMC log style Starboard manifold. Fits OMC applications up to 1993. For use with 18-1903 (port manifold) and 18-1921 (elbow). Quantity: In stock $574.50 $517.05 Buy now Add to cart Description Tags 305 350 5.0 5.7 912441 OMC Related products HGE 0082 NA0614 18-7875 18-6275 18-7824-2 HGE 3394 18-9420-3 18-9420-2 18-5913 18-7879-1 HGE 3785 R7220X 18-1903 12550460 18-3599-1 ×