Parts for MerCruiser 140 GM 181 I / L4 1968-1972 Cylinder Head & Oil Pan

Revise Search: All Models > 140 GM 181 I / L4 1968-1972 > 2508261 - 3332137 > Cylinder Head & Oil Pan

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Each product listed is an OEM or aftermarket equivalent part. [ Example ]

Engine section

Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

#	37-55539	DECAL, ROCKER COVER - "140 H.P." (1 required per assembly) SERIAL 02816417-09999999
		37-55539 - DECAL,NLA [ More info ] Unavailable
#	27-34460	GASKET, OIL PUMP COVER (1 required per assembly)
		27-34460 - Oil Pump Gasket [ More info ] Unavailable
#	10-35366	SCREW, OIL PUMP SCREEN SUPPORT CLAMPING (1 required per assembly)
		10-35366 - Screw - Priced Individually [ More info ] $18.88 10+ In Stock.
		10-8M0040582 - Dipstick Tube MT Screw - Priced Individually [ More info ] $15.10 Available to Order: Usually ships within 10 days.
#	37-36347	DECAL, ROCKER COVER - "140 H.P." (1 required per assembly) SERIAL 00000000-02816416
		37-36347 - DECAL [ More info ] Unavailable
#	34541	SUPPORT, OIL PUMP (1 required per assembly)
		34541 - SUPPORT [ More info ] Unavailable
		60717 - Bracket, NLA [ More info ] Unavailable
#1	46421A 2	COVER ASSEMBLY, ROCKER (1 required per assembly) SERIAL 00000000-02816416
		46421A 2 - Cover [ More info ] Unavailable
		55429A 3 - Cover Assembly [ More info ] Unavailable
		58758A 3 - Cover [ More info ] Unavailable
		62234A 2 - Rocker Cover Assembly, NLA [ More info ] $34.99 5 In Stock.
#1	55429A 3	COVER ASSEMBLY, ROCKER (1 required per assembly) SERIAL 02816417-02959983
#1	58758A 3	COVER ASSEMBLY, ROCKER (1 required per assembly) SERIAL 02959984-09999999
#2	37-32852	DECAL, ROCKER COVER (1 required per assembly) SERIAL 00000000-02816416
		37-32852 - DECAL,NLA [ More info ] Unavailable
		37-64707 - DECAL,NLA [ More info ] Unavailable
#2	37-55541	DECAL, ROCKER COVER (1 required per assembly) SERIAL 02816417-09999999
		37-55541 - DECAL,NLA [ More info ] Unavailable
#3	10-35585	SCREW, ROCKER COVER TO CYLINDER HEAD (3/4") (5 required per assembly)
		10-35585 - Screw - Priced Individually [ More info ] Unavailable
		10-98510 - Screw [ More info ] $0.73 10 In Stock.
		10-65746 - Screw w/ Lw - Priced Individually [ More info ] $1.10 Available to Order: Usually ships within 10 days.
#4	45369	CHIMNEY, BREATHER (1 required per assembly)
		45369 - Chimney, NLA [ More info ] $7.00 6 In Stock.
#5	16-45969	STUD, BREATHER CHIMNEY TO ROCKER COVER (3 5/16") (1 required per assembly)
		16-45969 - Stud, NLA [ More info ] $1.25 1 In Stock.
#6	54-35861	CLIP, ROCKER COVER CHIMNEY STUD (1 required per assembly)
		54-35861 - Clip, NLA [ More info ] $2.00 2 In Stock.
#7	12-29245	WASHER, ROCKER COVER CHIMNEY STUD (1 required per assembly)
		12-29245 - Washer [ More info ] $0.89 10+ In Stock.
		12-8M0204649 - WASHER Note: Priced Individually [ More info ] $1.20 Available to Order: Usually ships within 10 days.
#8	11-20586	NUT, ROCKER COVER CHIMNEY STUD (1 required per assembly)
		11-20586 - Nut, (.250-28) [ More info ] $0.46 10+ In Stock.
		11-35045 - Nut (1/4-28) [ More info ] Unavailable
		11-826709109 - Nut, (.250-28) Stainless Steel [ More info ] $3.50 10+ In Stock.
#9	58655	BAFFLE, ROCKER COVER (1 required per assembly) SERIAL 02959984-09999999
		58655 - Baffle, NLA [ More info ] $2.50 2 In Stock.
#10	10-38792	SCREW, BAFFLE TO ROCKER COVER (4 required per assembly) SERIAL 02959984-09999999
		10-38792 - Screw, NLA [ More info ] $1.50 10+ In Stock.
#11	22-52669	FITTING, ROCKER COVER (VENT HOSE) (1 required per assembly)
		22-52669 - Connector [ More info ] $5.00 1 In Stock.
#12	22-36221	ELBOW, ROCKER COVER FITTING (1 required per assembly)
		22-36221 - Connector,NLA [ More info ] Unavailable
#14	54-33361	CLIP, ROCKER COVER SCREW (1 required per assembly)
		54-33361 - Clip, NLA [ More info ] Unavailable
#14	54-49542	CLAMP, INLET HOSE - ROCKER COVER SCREW (1 required per assembly)
		54-49542 - Clamp [ More info ] $1.00 10+ In Stock.
#15	32721	OIL FILLER CAP ASSEMBLY, ROCKER COVER (1 required per assembly)
		32721 - Oil Filter Cap, NLA [ More info ] $14.06 7 In Stock.
#16	27-52145	GASKET, ROCKER COVER TO CYLINDER HEAD (1 required per assembly)
		27-52145 - Rocker Cover To Cylinder Head Gasket [ More info ] Unavailable
		27-806452 - Valve Cover Gasket [ More info ] Unavailable
		27-851040 - Rocker Cover Gasket [ More info ] $40.36 2 In Stock.
		18-0347 - Gasket 27-806452 [ More info ] $16.99 $16.63 10+ In Stock.
#17	28-34514	KEY, VALVE STEM (2 PER VALVE) (8 required per assembly)
		28-34514 - KEY - Priced Individually [ More info ] $0.35 2 In Stock.
		28-54797 - Key - Priced Individually [ More info ] $1.00 1 In Stock.
		28-54797 1 - Key - Priced Individually [ More info ] $16.40 10+ In Stock.
#18	34515	CAP, VALVE STEM (8 required per assembly)
		34515 - CAP [ More info ] $1.47 4 In Stock.
		FI1100604 - Cap [ More info ] $20.08 Available to Order: Usually ships within 10 days.
#19	26-34217	SEAL, VALVE SPRING CAP (8 required per assembly)
		26-34217 - Seal - Priced Individually [ More info ] $6.00 $2.64 10+ In Stock.
		18-0518 - Seal, 26-34217 [ More info ] $4.99 Available to Order: Usually ships within 10 days.
#20	34518	SHIELD, VALVE SPRING CAP (8 required per assembly)
		34518 - Shield [ More info ] Unavailable
		34518001 - SHIELD NLA [ More info ] Unavailable
#21	24-35214	SPRING, VALVE (8 required per assembly)
		24-35214 - Spring, Value [ More info ] Unavailable
#22	11-34516	NUT, ROCKER VALVE ARM STUD (8 required per assembly)
		11-34516 - Nut - Priced Individually [ More info ] $19.90 $16.92 5 In Stock.
#23	34517	BALL UNIT, ROCKER VALVE ARM STUD (8 required per assembly)
		34517 - Rocker Arm Ball [ More info ] $0.80 10+ In Stock.
		59340 - Ball [ More info ] $3.80 10+ In Stock.
#24	34519	ARM, ROCKER VALVE (8 required per assembly)
		34519 - Rocker Valve Arm [ More info ] $63.50 Available to Order: Usually ships within 10 days.
#25	936-3815	CYLINDER HEAD ASSEMBLY(SEE NOTE BELOW) (1 required per assembly)
		936-3815 - Cylinder Head [ More info ] Unavailable
		936-5325 - Cylinder Head [ More info ] Unavailable
		936-5544 - Cylinder Head [ More info ] Unavailable
#26	16-34521	STUD, VALVE ROCKER ARM (.013 O.S.) (AR required per assembly)
		16-34521 - Stud [ More info ] Unavailable
#26	16-34522	STUD, VALVE ROCKER ARM (.003 O.S.) (AR required per assembly)
		16-34522 - Stud [ More info ] $14.50 2 In Stock.
#27	19-34272	PLUG, EXPANSION - CYLINDER HEAD (15/16"DIA.) (2 required per assembly)
		19-34272 - Plug [ More info ] $6.66 10+ In Stock.
#28	10-34510	BOLT, CYLINDER HEAD TO CYLINDER BLOCK (10 required per assembly)
		10-34510 - Bolt [ More info ] $19.30 Available to Order: Usually ships within 10 days.
#29	27-52364	GASKET, CYLINDER HEAD TO CYLINDER BLOCK (1 required per assembly)
		27-52364 - Cylinder Head Gasket [ More info ] $84.67 In Stock
		18-2946 - Gasket, 3853336, 27-52364 [ More info ] $37.99 $33.99 10+ In Stock.
#30	34532	ROD, PUSH - VALVE (8 required per assembly) SERIAL 00000000-02911134
		34532 - Push Rod [ More info ] Unavailable
#30	58284	ROD, PUSH - VALVE (8 required per assembly) SERIAL 02911135-09999999
		58284 - Push Rod [ More info ] $6.67 2 In Stock.
#31	52365	VALVE, INLET (STANDARD STEM) (4 required per assembly)
		52365 - Valve [ More info ] $20.00 1 In Stock.
		97661 - Valve [ More info ] Unavailable
#31	52366	VALVE, INLET (.015 O.S. STEM) (AR required per assembly)
		52366 - Valve, NLA [ More info ] Unavailable
		97662 - Valve, NLA [ More info ] Unavailable
#32	52367	VALVE, EXHAUST (STANDARD STEM) (4 required per assembly)
		52367 - Valve [ More info ] Unavailable
#32	52368	VALVE, EXHAUST (.015 O.S. STEM) (AR required per assembly)
		52368 - Valve, NLA [ More info ] $30.00 3 In Stock.
#33	839-3814	CYLINDER BLOCK ASSEMBLY (SEE PAGE 15 FOR BREAKDOWN) (1 required per assembly)
		839-3814 - CYL. BLOCK,NLA [ More info ] Unavailable
#34	45490	GAUGE ASSEMBLY, OIL LEVEL (DIP STICK) (1 required per assembly)
		45490 - Oil Lever Gauge [ More info ] Unavailable
		861942T 1 - Oil Level Gauge [ More info ] $38.58 $32.79 3 In Stock.
#35	32-45489	TUBE, OIL LEVEL GAUGE (1 required per assembly)
		32-45489 - Tube [ More info ] Unavailable
		32-37291 - Tube [ More info ] Unavailable
		87717A 1 - TUBE ASSY [ More info ] Unavailable
		87717A 2 - Tube Assembly [ More info ] $73.83 Available to Order: Usually ships within 10 days.
#36	39332A 1	COVER ASSEMBLY, PUSH ROD (1 required per assembly)
		39332A 1 - Cover Assembly, NLA [ More info ] Unavailable
#37	10-39783	SCREW, PUSH ROD TO CYLINDER BLOCK (4 required per assembly)
		10-39783 - Screw - Priced Individually [ More info ] Unavailable
		10-35765A 1 - Screw Kit [ More info ] $1.50 Available to Order: Usually ships within 10 days.
#38	27-34208	GASKET, PUSH ROD COVER (1 required per assembly)
		27-34208 - Push Rod Cover Gasket [ More info ] $9.99 1 In Stock.
		18-0328-9 - Gasket 27-34208 2-Pack [ More info ] $31.99 $29.05 Available to Order: Usually ships within 10 days.
#39	54-22875	CLIP, WIRING HARNESS TO PUSH ROD COVER (1 required per assembly) SERIAL 00000000-02816416
		54-22875 - Clip - Priced Individually [ More info ] $4.90 2 In Stock.
#39	54-53883	CLIP, WIRING HARNESS TO PUSH ROD COVER (1 required per assembly) SERIAL 02816417-09999999
		54-53883 - CLIP,NLA [ More info ] Unavailable
#40	10-30663	SCREW, WIRING HARNESS CLIP ATTACHING (1 required per assembly)
		10-30663 - Screw Note: Priced Individually [ More info ] Unavailable
		10-62568 - Screw - Priced Individually [ More info ] $1.10 10+ In Stock.
#41	22789	"D" WASHER, HARNESS CLIP SCREW (1 required per assembly) SERIAL 00000000-02816416
		22789 - C Washer - Priced Individually [ More info ] Unavailable
		69205 - C Washer [ More info ] Unavailable
		8M0084613 - Washer [ More info ] $1.10 Available to Order: Usually ships within 10 days.
#41	12-20583	WASHER, HARNESS CLIP SCREW (1 required per assembly) SERIAL 02816417-09999999
		12-20583 - Washer - Priced Individually [ More info ] $1.40 10+ In Stock.
#42	36405	OIL PUMP ASSEMBLY (1 required per assembly)
		36405 - Oil Pump Assembly [ More info ] $91.92 Available to Order: Usually ships within 10 days.
#43	10-35339	SCREW, OIL PUMP TO CYLINDER BLOCK (3/4") (2 required per assembly)
		10-35339 - Screw [ More info ] $1.90 6 In Stock.
		10-845942 - Screw [ More info ] Unavailable
		10-8M0043993 - Screw [ More info ] $1.60 Available to Order: Usually ships within 10 days.
#44	52146	SCREEN ASSEBMBLY, OIL PUMP (1 required per assembly)
		52146 - Oil Pump Screen [ More info ] $139.75 Available to Order: Usually ships within 10 days.
#45	32720	CONNECTOR, OIL FILTER TO CYLINDER BLOCK (1 required per assembly)
		32720 - Connector [ More info ] $6.67 8 In Stock.
		22-805632 - Connector [ More info ] $33.11 2 In Stock.
#46	54111	OIL FILTER ASSEMBLY (1 required per assembly)
		54111 - Oil Filter [ More info ] Unavailable
		14957 - Oil Filter [ More info ] Unavailable
		35-802885Q - FILTER-OIL [ More info ] Unavailable
		35-866340Q02 - FILTER-OIL [ More info ] Unavailable
		35-866340Q03 - Oil Filter - Priced Individually [ More info ] $13.70 8 In Stock.
		35-866340K01 - Oil Filter [ More info ] $13.70 10+ In Stock.
		18-7876-1 - Oil Filter - GM/Chevy Long [ More info ] $10.99 $9.69 10+ In Stock.
		35-57811 - Oil Filter, Long [ More info ] $11.99 10+ In Stock.
		35-57801 - Oil Filter, Standard Length Canister [ More info ] $10.69 10+ In Stock.
#47	49951	COVER ASSEMBLY, CRANKCASE (1 required per assembly)
		49951 - 59341A1 [ More info ] Unavailable
		59341 - COVER [ More info ] Unavailable
		59341A 1 - Timing Cover [ More info ] Unavailable
		8M0137024 - Cover [ More info ] Unavailable
		18-1213 - Timing Cover Seal, 26-97335, 3853341 [ More info ] $35.99 $32.87 2 In Stock.
#48	26-49952	OIL SEAL, CRANKCASE COVER (1 required per assembly)
		26-49952 - Oil Seal - Priced Individually [ More info ] Unavailable
		26-34218 - Oil Seal - Priced Individually [ More info ] $6.00 10 In Stock.
		26-79223 - Oil Seal - Priced Individually [ More info ] Unavailable
		26-97335 - Seal [ More info ] $44.55 10+ In Stock.
#49	27-49953	GASKET, CRANKCASE COVER (1 required per assembly)
		27-49953 - Crankcase Cover Gasket [ More info ] $4.10 2 In Stock.
		18-0887 - Gasket, 27-49953 [ More info ] $6.10 $5.13 Available to Order: Usually ships within 10 days.
#50	10-34277	SCREW, CRANKCASE COVER TO CYLINDER BLOCK (7/16") (8 required per assembly)
		10-34277 - Screw - Priced Individually [ More info ] Unavailable
#51	52583	OIL PAN ASSEMBLY (1 required per assembly)
		52583 - OIL PAN [ More info ] Unavailable
		52583A 1 - PAN ASSY-OIL,NLA [ More info ] Unavailable
#52	27-52144	GASKET SET, OIL PAN (1 required per assembly)
		27-52144 - Oil Pan Gasket Set [ More info ] Unavailable
		27-14901 - Gasket [ More info ] Unavailable
		27-14901A 1 - Oil Pan Gasket Set [ More info ] Unavailable
#53	10-49950	SCREW, OIL PAN TO CYLINDER BLKOCK (1/4") (14 required per assembly)
		10-49950 - Screw , Priced Individually [ More info ] $0.61 6 In Stock.
		10-72607 - Screw [ More info ] $2.70 Available to Order: Usually ships within 10 days.
#54	10-34500	SCREW, OIL PAN TO CYLINDER BLOCK (5/16") (4 required per assembly)
		10-34500 - Screw - Priced Individually [ More info ] $17.00 $3.41 10+ In Stock.
#55	10-49956	SCREW, DRAIN - OIL PAN (1 required per assembly)
		10-49956 - Screw [ More info ] $22.69 6 In Stock.
#56	27-49955	GASKET, OIL PAN DRAIN SCREW (1 required per assembly)
		27-49955 - Oil Pump Drain Gasket [ More info ] Unavailable
		278M0077608 - Gasket [ More info ] $15.20 Available to Order: Usually ships within 10 days.
		18-0905-9 - Oil Pan Drain Gasket, 2 Pack, 27-49955 [ More info ] $5.99 $4.91 3 In Stock.