OMC 912377 0912377 Cobra Exhaust Y-Tube Pipe 5.0L 305 5.7L 350 V8 1986-88 Boat Cleats "GDE" models used cylinder head

"GDE" models used cylinder head 0986385 / 986385 (The one in the listing)

3L V6 & GM 5

70's 80's 90's 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990

We do not have the casting number of the block these came off of but the last 3 digits of the casting would have been 10237297 based on our research (96-03 Gen VI / 6-Bolt Timing Cover / 1-Piece Rear Main Seal / Roller Cam Engine with 10114156 cylinder heads)

OMC 912377 0912377 Cobra Exhaust Y-Tube Pipe 5.0L 305 5.7L 350 V8 1986-88 Boat Cleats "GDE" models used cylinder headPart Number(s) Included OMC 912377 0912377 Exhaust Y Pipe (stamped) General Application Compatibility OMC GM 5. 0L 305 GM 5. 7L 350 V8 Models 1986 1988 using this particlar style of exhaust flange that was specific to 1986 1988 Models. There is another Exhaust pipe for V8 models in 1986 that is "longer" than this one. This particular one would have utilized the extra set of exhaust boots and pipe between itself and the exhaust manifolds (you only see