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| Model & Serial # | Mercruiser Carb. # | Mfg. Carb. # | Carb. Code & Model | Carb. Kit(1) | Float |
| MCM 80 ALL | 1346-2770 | RBS-4394S | C1/RBS | 18-7080 | |
| MCM90 | |||||
| 3225967 & BELOW | 1351-4263A1 | 7040082 | R2/2GC | 18-7746 | 18-7200 |
| 3225968 & ABOVE | 1351-4263A2 | 7041369 | R2/2GC | 18-7746 | 18-7200 |
| MCM110ALL | 1336-2076 | 7036543 | R2/2GC | 18-7070 | 18-7200 |
| MCM 120/2.5L | |||||
| 2520424 & BELOW | 1336-2076 | 7036543 | R2/2GC | 18-7746 | 18-7200 |
| 2520425-3377340 | 1336-3594A1 | 7036543 | R2/2GC | 18-7746 | 18-7200 |
| 3377341-3770649 | 1351-4263A3 | 7041369 | R2/2GC | 18-7746 | 18-7200 |
| 3770650-4469865 | 1351-5202A1 | 7043182 | R2/2GC | 18-7746 | 18-7200 |
| 4469866-5192047 | 1351-6065A2 | 7044182 | R2/2GC | 18-7746 | 18-7200 |
| 5192048-6229717 | 1351-7354A1 | 17059054 | R2/2GC | 18-7746 | 18-7200 |
| 6229718 & ABOVE | 1351-8480A2 | 17081060 | R2/2GC | 18-7746 | 18-7200 |
| 6229718 & ABOVE | 1389-8490A2 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| 6229718 & ABOVE | 1389-9350A2 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| 6229718 & ABOVE | 1389-9562A1 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| MCM 140 /3.0L/3.0LX(4 cyl.) | |||||
| 2816416 & BELOW | 1351-3635A1 | 7036646 | R2/2GC | 18-7746 | 18-7200 |
| 2816417-3332137 | 1351-4032A1 | 7040080 | R2/2GC | 18-7746 | 18-7200 |
| 3332138-3771644 | 1351-4293A1 | 7040084 | R2/2GC | 18-7746 | 18-7200 |
| 3771645-5157668 | 1351-5203A1 | 7043184 | R2/2GC | 18-7746 | 18-7200 |
| 5157669-6229717 | 1351-7355A1 | 17059052 | R2/2GC | 18-7746 | 18-7200 |
| 6229718-C856558 | 1351-8480A2 | 17081060 | R2/2GC | 18-7746 | 18-7200 |
| 6229718-C856558 | 1389-8490A2 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| 6229718-C856558 | 1389-9350A2 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| 6229718-C856558 | 1389-9562A1 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| C856559 & ABOVE | 1389-815396A2 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| C856559 & ABOVE | 1389-815397A2 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| MCM 140 (6 cyl) | |||||
| ALL (BC) | 1338-2161 | 7025638 | R1/BC | 18-7071 | |
| ALL (B) | 1338-2166 | 7025662 | R1/B | 18-7071 | |
| MCM 150 | |||||
| 1823489 & BELOW | 1338-2428 | 7024180 | R1/BC | 18-7071 | |
| 1823489 & BELOW | 1338-2431 | 7024181 | R1/B | 18-7071 | |
| 1823490-1830151 | 1338-2608 | 7025183 | R1/BC | 18-7071 | |
| 1823490-1830151 | 1338-2609 | 7025184 | R1/B | 18-7071 | |
| 1830152 & ABOVE | 1338-2633 | 7025188 | R2/2GC | 18-7070 | 18-7200 |
| MCM 160 | |||||
| 2492035 & BELOW | 1338-2991 | 7026088 | R2/2GC | 18-7746 | 18-7200 |
| 2492036 & ABOVE | 1351-3635A1 | 7036646 | R2/2GC | 18-7746 | 18-7200 |
| MCM 165 (6 cyl) | |||||
| 3354701 & BELOW | 1351-4282A1 | 7040083 | R2/2GC | 18-7746 | 18-7200 |
| 3354702-3774864 | 1351 -4871A1 | 7042183 | R2/2GC | 18-7746 | 18-7200 |
| 3774865-5178958 | 1351-5204A1 | 7043183 | R2/2GC | 18-7746 | 18-7200 |
| 51789598, ABOVE | 1351-7356A1 | 17059050 | R2/2GC | 18-7746 | 18-7200 |
| MCM165/170/3.7L(4cyl) | |||||
| 6218037-6916778 | 1389-8489A5 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| 6916779 & ABOVE | 1389-9564A1 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| MCM175/4.3L/185(V-6) | 3304-9565A1 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| (229 CID) ALL | |||||
| A221455-D714106 | 3300-8886A2 | 17083515 | R4/4MV | 18-7095 | 18-7201 |
| 185 (262 CID) | |||||
| A221455-B527954 | 3304-9353A2 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| MCM 205 (262 CID) | 3304-9354A2 | | R4/4MV | 18-7095 | 18-7201 |
| A331455-D714369 | 3304-9565A1 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| MCM/MIE 470 ALL | 1376-5990A1 | 17057132 | R2/2GC | 18-7076 | 18-7202 |
| MCM 485 ALL | 1376-5990A1 | 17057132 | R2/2GC | 18-7076 | 18-7202 |
| MCM 488 ALL | 1347-8460A3 | 17081299 | R4/4ME | 18-7077 | 18-7201 |
| MCM 888 | |||||
| ALL HOLLEY | 1356-4642 | D1JJ-9510-8 | H2/2300 | 18-7081 | 18-7206 |
| ALL ROCHESTER | 1376-5659A1 | 7044185 | R2/2GC | 18-7075 | 18-7202 |
| MCM 180/190/3.7LX | |||||
| (4 cyl) | 1347-9142 A2 | 17083522 | R4/4MV | 18-7095 | 18-7201 |
| MIE 198/200/5.0L | |||||
| 6021383 & BELOW | 1376-6491 A1 | 17057139 | R2/2GV | 18-7075 | 18-7202 |
| 6021384 & ABOVE | 1376-8295A3 | 17080350 | R2/2GV | 18-7075 | 18-7202 |
| MCM 200 (6 cyl) | |||||
| 2494935 & BELOW | 1347-3237 A2 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| 2494936 & ABOVE | 1347-3237A4 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| MCM 898/200/5.0L | |||||
| 6218462 & ABOVE | 1389-8488A2 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| 6218462 & ABOVE | 1389-9563A1 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| 6218462 & ABOVE | 1389-9670A2 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| MCM 205/4.3LX (V-6 262 CID) | |||||
| A331455-D714369 | 3304-9354A2 | 17084516 | R4/4MV | 18-7095 | 18-7201 |
| MCM/MIE 215 ALL | 1356-4066 | C9FF-9510-E | H4/4160 | 18-7096 | 18-7206 |
| MCM/MIE 225 (FORD) | |||||
| ALL | 1356-5155 | D2JL-9510-C | H4/4160 | 18-7096 | 18-7206 |
| MCM/MIE 225 (GM) | 1337-2103 | 7025564 | R4/4GC | 18-7078 | |
| 1536920-2694014 | 1337-2604 | 7025756 | R4/4GC | 18-7078 | |
| 1347-3353 | 7037082 | R4/4MV | 18-7072 | 18-7201 | |
| 1347-3237A3 | 7037082 | R4/4MV | 18-7072 | 18-7201 | |
| MCM 228 | |||||
| 5069430 & BELOW | 1347-6427A1 | 17057282 | R4/4MV | 18-7072 | 18-7201 |
| MCM 228TR/MIE 228 | |||||
| 5069430 & BELOW | 1347-6438A1 | 17057283 | R4/4MV | 18-7072 | 18-7201 |
| MCM 228/230/5.0L | |||||
| 5069431-6021783 | 1347-7361A1 | 17059292 | R4/4MV | 18-7095 | |
| 6021784-6218461 | 1347-8296A4 | 17080565 | R4/4MV | 18-7095 | 18-7201 |
| 6218462 & ABOVE | 1347-9661 A3 | | R4/4MV | 18-7095 | 18-7201 |
| MIE 228 | |||||
| 5067431-6040745 | 1347-7364A1 | 17059291 | R4/4MV | 18-7095 | 18-7201 |
| 6040746 & ABOVE | 1347-8290A1 | 17080564 | R4/4MV | 18-7095 | 18-7201 |
| MIE 230/5.0L ALL | 1347-8290A1 | 17080564 | R4/4MV | 18-7095 | 18-7201 |
| 230/5.0LX | 1347-9661 A3 | | R4/4MV | 18-7095 | 18-7201 |
| MCM/MIE 233 | |||||
| 4465029 & BELOW | 1376-5744A1 | 7044187 | R2/2GC | 18-7075 | 18-7202 |
| 4465030 & ABOVE | 1376-6152A1 | 17056197 | R2/2GC | 18-7075 | 18-7202 |
| MCM/MIE 250 AUTO. CHOKE | |||||
| 4767999 & BELOW | 1347-3353 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| MCM/MIE 250 (EL. CHOKE) | |||||
| 4767999 & BELOW | 1347-3237A3 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| MCM 250 | |||||
| 4768000 & ABOVE | 1347-6492A1 | 17057298 | R4/4MV | 18-7072 | 18-7201 |
| MCM/MIE 255 (GM) | |||||
| 4924564 & BELOW | 1347-5732A1 | 7044291 | R4/4MV | 18-7072 | 18-7201 |
| 4924565-5195908 | 1347-7062A1 | 17057295 | R4/4MV | 18-7072 | 18-7201 |
| 5195909-5907067 | 1347-7365A1 | 17059289 | R4/4MV | 18-7095 | 18-7201 |
| 5907068 & ABOVE | 1347-8289A1 | 17080562 | R4/4MV | 18-7095 | 18-7201 |
| MCM/MIE 255 (FORD) | |||||
| ALL | 1356-5169 | D2JL-9510E | H4/4160 | 18-7096 | 18-7206 |
| MCM/MIE 470 ALL | 1376-5990A1 | 17057132 | R2/2GC | 18-7076 | 18-7202 |
| MCM 485 ALL | 1376-5990A1 | 17057132 | R2/2GC | 18-7076 | 18-7202 |
| MCM 488 ALL | 1347-8460A3 | 17081299 | R4/4ME | 18-7077 | 18-7201 |
| MCM 888 | |||||
| ALL HOLLEY | 1356-4642 | D1JJ-9510-8 | H2/2300 | 18-7081 | 18-7206 |
| ALL ROCHESTER | 1376-5659A1 | 7044185 | R2/2GC | 18-7075 | 18-7202 |
| MCM 180/190/3.7LX | |||||
| (4 cyl) | 1347-9142 A2 | 17083522 | R4/4MV | 18-7095 | 18-7201 |
| MIE 198/200/5.0L | |||||
| 6021383 & BELOW | 1376-6491 A1 | 17057139 | R2/2GV | 18-7075 | 18-7202 |
| 6021384 & ABOVE | 1376-8295A3 | 17080350 | R2/2GV | 18-7075 | 18-7202 |
| MCM 200 (6 cyl) | |||||
| 2494935 & BELOW | 1347-3237 A2 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| 2494936 & ABOVE | 1347-3237A4 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| MCM 898/200/5.0L | |||||
| 6218462 & ABOVE | 1389-8488A2 | N/A | M2/Mercarb | 18-7097 | 18-7202 |
| 6218462 & ABOVE | 1389-9563A1 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| 6218462 & ABOVE | 1389-9670A2 | N/A | M2/Mercarb | 18-7098-1 | 18-7202 |
| MCM 205/4.3LX (V-6 262 CID) | |||||
| A331455-D714369 | 3304-9354A2 | 17084516 | R4/4MV | 18-7095 | 18-7201 |
| MCM/MIE 215 ALL | 1356-4066 | C9FF-9510-E | H4/4160 | 18-7096 | 18-7206 |
| MCM/MIE 225 (FORD) | |||||
| ALL | 1356-5155 | D2JL-9510-C | H4/4160 | 18-7096 | 18-7206 |
| MCM/MIE 225 (GM) | 1337-2103 | 7025564 | R4/4GC | 18-7078 | |
| 1536920-2694014 | 1337-2604 | 7025756 | R4/4GC | 18-7078 | |
| 1347-3353 | 7037082 | R4/4MV | 18-7072 | 18-7201 | |
| 1347-3237A3 | 7037082 | R4/4MV | 18-7072 | 18-7201 | |
| MCM 228 | |||||
| 5069430 & BELOW | 1347-6427A1 | 17057282 | R4/4MV | 18-7072 | 18-7201 |
| MCM 228TR/MIE 228 | |||||
| 5069430 & BELOW | 1347-6438A1 | 17057283 | R4/4MV | 18-7072 | 18-7201 |
| MCM 228/230/5.0L | |||||
| 5069431-6021783 | 1347-7361A1 | 17059292 | R4/4MV | 18-7095 | |
| 6021784-6218461 | 1347-8296A4 | 17080565 | R4/4MV | 18-7095 | 18-7201 |
| 6218462 & ABOVE | 1347-9661 A3 | | R4/4MV | 18-7095 | 18-7201 |
| MIE 228 | |||||
| 5067431-6040745 | 1347-7364A1 | 17059291 | R4/4MV | 18-7095 | 18-7201 |
| 6040746 & ABOVE | 1347-8290A1 | 17080564 | R4/4MV | 18-7095 | 18-7201 |
| MIE 230/5.0L ALL | 1347-8290A1 | 17080564 | R4/4MV | 18-7095 | 18-7201 |
| 230/5.0LX | 1347-9661 A3 | | R4/4MV | 18-7095 | 18-7201 |
| MCM/MIE 233 | |||||
| 4465029 & BELOW | 1376-5744A1 | 7044187 | R2/2GC | 18-7075 | 18-7202 |
| 4465030 & ABOVE | 1376-6152A1 | 17056197 | R2/2GC | 18-7075 | 18-7202 |
| MCM/MIE 250 AUTO. CHOKE | |||||
| 4767999 & BELOW | 1347-3353 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| MCM/MIE 250 (EL. CHOKE) | |||||
| 4767999 & BELOW | 1347-3237A3 | 7037082 | R4/4MV | 18-7072 | 18-7201 |
| MCM 250 | |||||
| 4768000 & ABOVE | 1347-6492A1 | 17057298 | R4/4MV | 18-7072 | 18-7201 |
| MCM/MIE 255 (GM) | |||||
| 4924564 & BELOW | 1347-5732A1 | 7044291 | R4/4MV | 18-7072 | 18-7201 |
| 4924565-5195908 | 1347-7062A1 | 17057295 | R4/4MV | 18-7072 | 18-7201 |
| 5195909-5907067 | 1347-7365A1 | 17059289 | R4/4MV | 18-7095 | 18-7201 |
| 5907068 & ABOVE | 1347-8289A1 | 17080562 | R4/4MV | 18-7095 | 18-7201 |
| MCM/MIE 255 (FORD) | |||||
| ALL | 1356-5169 | D2JL-9510E | H4/4160 | 18-7096 | 18-7206 |
| (1) Does not include metering rods | |||||