OEM Parts | Boats.net

Locating MerCruiser Serial Number Tags

Engine Serial Number: The serial number tag is located near the starter, by the flywheel housing; or, on the rocker arm or flame arrestor cover.

Transom plates: The serial number tag is located on the inner transom plate inside the boat; or, on the upper swivel pin.

Sterndrive Serial Number (separate from engine): The serial number tag is located on the upper drive shaft housing (starboard side or on the back of the housing).

MerCruiser Inboard/Outdrive Model Identification

Sea Ray
MODEL NO	MERCR NO.	S/N	YEAR
3.0L 4.3L2 4.3L4 5.7L SRX5.7L SRX7.4L SRX7.4L-H	3.0L 4.3L 4.3LX 5.7L 350 Mag 454 Mag Alpha 454 Mag Bravo	B787205-B917529 B785483-B921276 B785981-B922330 B784799-B917017 B785241-B919012 B785149-B924857 B721206-B919343 88	88 88 88 88 88 88 88

Stern Drive
MODEL NO	MERCR NO.	S/N	YEAR
SRX7.4L SRX7.4L-H	Alpha Bravo	B803866-C348032 B803872-B999972	88 88

Inboard Engines
MODEL NO	MERCR NO.	S/N	YEAR
5.7L 7.4L	5.7L 7.4L	B788204-B919356 B788179-B913769	88 88

Renault 4 Cylinder (Stern Drive)
60 80 90	1887079-2049044 2049045-2851423 2851424-3226957	65-68 66-69 70-72

GM 4 Cylinder (Stern Drive)
MODEL	S/N	YEAR
110 120 120 120 120 120 120 120 120/2.5L 140 140/3.0L 3.0L/LX	1537370-2044033 1666601-3377340 3377341-3770649 3770650-4952700 4952701-5192048 5192049-6229717 6229718-6853913 6853914-B531853 B531854-C853255 2508261-6229717 6229718-C856558 C856559-UP	63-66 64-72 72-73 74-77 78' 79-82 83-84 85-86 87-89 68-82 82-89 90- UP

Mercury Marine 4 Cylinder (Stern Drive)
MODEL	S/N	YEAR
470 (2bbl.) 470 (2bbl.) 470 (2bbl.) 170 (2bbl.) 165/3.7L (2bbl.) 485 (2bbl.) 488 (4bbl.) 190 (4bbl.) 180/3.7LX (4bbl.)	4208730-5520114 5520115-6218036 6218037-6916778 6916779-UP 6916779-UP 5685394-6218036 6170297-6916778 6916779-UP 6916779-UP	76-79 80-82 83-84 85-86 87-89 80-82 83-84 85-86 87-89

GM Inline 6 Cylinder (Stern Drive)
MODEL	S/N	YEAR
140 150 160 165 165 200	1538930-1725960 1666495-2048046 2048022-2770031 2770032-5178958 5178959-5813433 2453769-2712072	63 64-66 67-69 70-78 79-81 69

GM V6 (Stern Drive)
MODEL	S/N	YEAR
185 (4bbl.) 185 (2bbl.) 175/4.3L (2bbl.) 4.3L (GEN II)(2bbl.) 4.3L (GEN II)(2bbl.) 4.3L (GEN II)(2bbl.) 4.3LX (GEN+)(2bbl.) 4.3L (GEN+)(2bbl.) 4.3L EFI (GEN+)(TBI)	6330183-6919655 A331455-B527954 B527955-D714106 D714107-F000877 F000878-F601126 F601127-F000878 F803000-K999999 L010044-UP L012009-UP	83-84 85-87 87-92 92-93 93-95 96 96-97 98- UP 98- UP

MCM 4, 5, 6 & V8 Cylinder Diesel Stern Drive Engines
MODEL	HP	S/N	YEAR
Rover 530 D-TA 636 D-TA D183 D219 D254 D3.0L D3.6L D4.2L D7.3L	60 150 180 140 170 200 140 170 200 238	31400000F-UP B993000-B993492 B993500-C696047 B993493-D725149 C696048-D850124 C849484-D554729 D725150-UP D850125-UP D554730-UP F060000-UP	65-67 89 89 90-93 90-93 90-93 94-UP 94-UP 94-UP 94-UP

Mercury Marine MIE 4 Cylinder (Inboard)
MODEL	S/N	YEAR
470	5520115-6218036	80-81

Ford MIE V8 (Inboard)
MODEL	S/N	YEAR
215 225 233 255	2781153-3563181 3385721-4176999 4173000-4775784 3258728-4178299	70-72 70-72 75-76 73-74

GM MIE V8 427, 454, 482 & 502 CID (Inboard)
MODEL	S/N	YEAR
325 330 340/7.4L w/B/W MK4 7.4L w/Hurth (LH) MK4 7.4L (LH) 7.4L MPI (LH) 7.4L MPI (L29) Gen VI 7.4L TBI (LH) Gen VI 454 Mag. MPI Horizon 454 EFI (SKI) (Gen.V) 454 Mag. MPI (SKI)(Gen.VI) 350 390 8.2L w/ Hurth 8.2L (Gen.V) 8.2L MPI (LH) Gen VI 8.2L MPI (LH) Gen VI 8.2L MPI (LH) Gen VI	2278747-3780449 4623115-5889913 5889914-UP C391564-D715493 D715494-K999999 F563052-K999999 L002006-UP F874815-K999999 L002200-L086049 F215800-F820099 F820100-K999999 9780450-4623109 2781129-2825059 C878221-D857199 D857200-F819619 F819620-K999999 L002450-L0086012 L0086013-UP	68-74 77-80 81-92 89-92 92-97 95-97 98 96-97 98-99 95-96 96-97 74-76 69-70 90-92 93-96 96-97 98 99

MC 60, 80 & 90 Stern Drives & Transom Plates
MODEL	S/N	YEAR
60 (O) 80 90	1830753-2063740 2063741-2898029 2898020-3225967	65-66 66-69 70-72

MC I, II & III
MODEL	S/N	YEAR
I II (1.33:1)	1534570-1684187 1474909-2278488	63 62-67

GM V6 (Stern Drive) Cont.
MODEL	S/N	YEAR
205 (4bbl.) 205/4.3LX (4bbl.) 4.3LX (GEN II)(4bbl.) 4.3LX (GEN II)(4bbl.) 4.3LXH (GEN+)(4bbl.) 4.3LH(GEN+)(4bbl.) 262 Mag. (TBI)(GEN+)	A331455-B527954 B527955-D714369 D714370-F001219 F001220-F601126 F803114-UP L010044-UP F803800-K999999	85-87 87-91 92-93 93-95 96-97 98 96-97

Ford V8 (Stern Drive)
MODEL NO	S/N	YEAR
888 (2bbl.) 215 (4bbl.) 225 (4bbl.) 225-S (4bbl.) 233 255	3108723-4887829 2781153-3385720 3385721-4166999 3385721-4166999 4173000-4902304 3258728-4175499	71-77 70-72 73-74 73-74 75-77 71-74

GM V8 283, 327, 305 & 350 CID
MODEL NO	S/N	YEAR
190 898 (2bbl.) 898 (2bbl.) 200/5.0L (2bbl.) 5.0L (2bbl.) 5.0L EFI 228 (4bbl.) 228 (4bbl.) 228 (4bbl.) 230 (4bbl.) 230/5.0LX (4bbl.) 225 250 255 250 260/5.7L 260/5.7L 260/5.7L 5.7L (2bbl.) 5.7L EFI 5.7LX (4bbl.) 5.7LX EFI 5.7LX Bravo 350 Mag. Alpha 350 Mag. Alpha 350 Mag Alpha 350 Mag. Alpha 350 Mag. Alpha EFI 350 Mag. Bravo MPI 350 Mag. Bravo MPI (GEN +) 350 Mag. MPI (GEN+) 270 280TRS 300 Tempest 320 (EFI)	1564539-1730903 4762210-6218461 6218462-B525981 6218462-F600999 L015751-UP L012052-L340000 4765100-5170008 5170009-6218461 6218462-B525981 6218462-B525981 B525982-F600999 1539620-2694014 2314301-2639854 4175500-4767999 4768000-4908849 4908850-6218461 621462-B525981 B525982-F600999 F601000-UP F225560-UP F601000-K999999 F752400-K999999 F800300-K999999 A635178-B525981 B525982-F600999 F601000-K001526 K001527-K999999 F800300-K999999 F415189-K999999 F602000-K999999 L010019-UP 2851074-3385720 4176250-4770199 6668677-B430367 A543604-C622418	63-64 77-82 83-84 85-95 98- UP 98-99 77-78 79-82 82-84 85-86 87-95 63-69 68-69 75-76 77 78-82 82-86 87-95 96-98 95- UP 96-97 96-97 96-97 86-87 87-95 96 97 96-97 95-97 96-97 98- 69-72 75-76 85-86 87-89

GM V8 427, 454, 502, 540 & 572 (Stern Drive)
MODEL	S/N	YEAR
325 330 330 7.4L Bravo 7.4L Bravo (Gen.V) 7.4L Bravo (Gen. VI) 7.4LX Bravo (MPI)(Gen.V) 7.4LX Bravo (MPI)(Gen.VI) 7.4L MPI (Gen. VI) 7.4LX Bravo (TBI)(Gen.VI) 454 Mag. Alpha 454 Mag. Bravo (Gen.V) 454 Mag. Bravo (Gen.V) 454 Mag. Bravo (Gen.VI) 454 EFI (Gen.V) 454 Mag. MPI (Gen.VI) 454 Mag. MPI (Gen.VI) 454 Mag. MPI (Gen.VI) 370 TRS 370 TRS 400 TRS 420 425 440 TRS 450 (Gen. V) 525 SC 525 SC (Gen.V) 525 SC (Gen.V) 525 SC (Gen.VI) 390 460 TRS 465 465 (Gen.V) 500 (Gen.V) 500 (Gen.VI) 502 Mag. Bravo 502 Mag. Bravo (Gen.V) 502 EFI (Gen.V) 502 Mag.MPI (Gen.VI) 500 EFI 502 Mag.MPI (Gen.VI) 600 SC 600 SC (Gen.V) 600 SC (Gen.VI) 500 Bulldog 500 Bulldog 575 800 SC (Gen.V)	2278747-3780449 4623115-6083144 6083145-B816450 B771113-D603117 D603118-F800699 F800700-K999999 F602010-F801999 F802000-K999999 L010003-UP F820000-K999999 A631894-UP D805069-F304999 F305000-F801699 F801700-K999999 F115700-F802349 F802350-K999999 L010029-L085399 L085400-UP 4179554-6721527 6721528-B714586 4179554-B457644 A398941-D937011 A398941-D937011 4179554-B485220 F347100-F347277 D456000-F348963 D456000-F348963 F615814-F745215 F745260-UP 2781129-3042731 4719554-6181046 C849992-F213244 C849992-F213244 F213293-F745159 F745195-L001772 C878221-D824588 D824589-F114528 D840650-F802599 F802600-K999999 L001477-UP L085433-UP D456489-F877642 D456489-F877642 K000227-UP C577254-F745405 K000248-UP A677429-D763716 D763836-UP	69-72 77-81 82-87 88-91 92-96 96-97 96 96-97 98 96-97 86-88 92-94 95-96 96-97 94-96 96-97 98 99-UP 78-85 85-87 80-86 87-89 90-93 83-86 95-96 91-92 92-95 96 96-97 69-70 83-86 90-92 92-94 94-96 97-98 90-92 92-93 93-96 96-97 99- UP 98 91-92 92-96 97 90-96 97 86-92 93-96

GM MIE V8 305,327,350 CID (Inboard)
MODEL	S/N	YEAR
198 228 228 230/5.0L (4bbl.) 225 250 255 260/5.7L 270 5.7L 5.7L (Gen+) 5.7L MPI 350 Mag. MPI (Gen+) 350 Mag. MPI (Gen+) 350 Horizon 5.7L Ski 5.7L Competition Ski 5.7L Competition Ski 5.7L Competition Ski 5.7L Competition Ski (Gen+) 350 Mag. Ski 350 Mag. EFI Ski 350 Mag. MPI Ski Black Scorpion Ski	4762210-6218461 4765100-5170008 5170009-5907057 5907058-B788151 2278647-2694014 2314301-2639854 4175500-5907057 5907058-F024999 2851074-3077735 F025000-K999999 L002003-UP K040300-K999999 L002008-L304499 L304500-UP L304700-UP A338533-B514626 B514627-F775199 F775200-K040003 K040004-K999999 L002005-U D505450-K999999 F215561-K999999 F350583-F799999 F800000-UP	77 77-78 79-80 81-87 68 68-69 75-80 81-93 69-72 94-97 98 97 98 99 99- UP 85-87 87-95 96 97 P 98- 91-97 94-97 95-98 96-98

MIE 5, 6 & V8 Cylinder Diesel Inboard Engines
MODEL	HP	S/N	YEAR
530 D-TA 636 D-TA D183 D219 D254 D3.0L D3.6L D4.2L D7.3L	150 180 150 180 210 150 180 210 262	B993002-C539258 B993750-C696011 C539259-D725149 C696012-D850124 C849461-D554729 D725150-UP D850125-UP D554730-UP F060000-UP	89 89 90-93 90-93 90-93 94-UP 94-UP 94-UP 94-UP