Parts for Mercury Marine 25 HP (2 Cylinder) Cylinder Block & Covers

Revise Search: All Models > 25 HP (2 Cylinder) > 0P325500 & Up (Belgium) > Cylinder Block & Covers

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• View diagram and parts list below.
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 ]

#1	872-9533T40	CYLINDER BLOCK (1 required per assembly)
		872-9533T40 - Cylinder Block [ More info ] $1,288.93 Available to order: Usually ships within 8 days.
#2	22-15133	FITTING (45 Degree) (2 required per assembly)
		22-15133 - Fitting [ More info ] $19.00 $16.28 2 in stock.
#3	17-85171	PIN, Dowel (1 required per assembly)
		17-85171 - Pin -Dowel [ More info ] $3.60 Available to order: Usually ships within 8 days.
#4	10-40001209	SCREW, (M10 x 60) (5 required per assembly)
		10-40001209 - Screw [ More info ] $2.90 Available to order: Usually ships within 8 days.
#5	16-42917 3	STUD (2 required per assembly)
		16-42917 3 - Stud [ More info ] $8.50 1 in stock.
#6	NSS	NOT SOLD SEPARATE, Decal-Serialization (1 required per assembly)
		NSS - NOT SOLD SEPARATE O [ More info ] Unavailable
#7	10-40019111	SCREW, (M5 x 35) (1 required per assembly)
		10-40019111 - Screw [ More info ] $0.80 10+ in stock.
#8	11-40021 1	NUT, (M5) Stainless Steel (1 required per assembly)
		11-40021 1 - Nut [ More info ] $2.70 8 in stock.
#9	27-41417 2	GASKET (1 required per assembly)
		27-41417 2 - Gasket [ More info ] $5.00 Available to order: Usually ships within 8 days.
#10	14112T	REED BLOCK (1 required per assembly)
		14112T - Reed Block [ More info ] $112.25 Available to order: Usually ships within 8 days.
#11	27-41418 1	GASKET (1 required per assembly)
		27-41418 1 - Gasket [ More info ] $3.90 4 in stock.
#12	41420A 3	PLATE ASSEMBLY, Carb Adaptor (1 required per assembly)
		41420A 3 - Carburetor Adapter Plate [ More info ] $45.08 Available to order: Usually ships within 8 days.
#13	21-889781	CHECK VALVE (2 required per assembly)
		21-889781 - Check Valve [ More info ] $16.30 $13.96 Available to order: Usually ships within 8 days.
#14	10-40011108	SCREW, (M5 x 20) Stainless Steel (3 required per assembly)
		10-40011108 - Screw [ More info ] $1.40 Available to order: Usually ships within 8 days.
#15	32-892024122	TUBING, (240.00 Inches Bulk) (Cut to 13.25 Inch Length) (2 required per assembly)
		32-892024122 - Tubing - 20 Feet [ More info ] $44.40 $38.02 5 in stock.
#16	25-822370	O-RING, (2.362 x .103) (2 required per assembly)
		25-822370 - O-Ring - Priced Individually [ More info ] $3.20 10+ in stock.
#17	14408	COVER (2 required per assembly)
		14408 - Cover [ More info ] $19.25 Available to order: Usually ships within 8 days.
#19	54-55098	J CLIP (1 required per assembly) (Quanity of 2 on Remote Control)
		54-55098 - J Clip - Priced Individually [ More info ] $3.80 10+ in stock.
#21	14406	COVER (2 required per assembly)
		14406 - Cover [ More info ] $15.67 2 in stock.
#22	25-86391	O-RING (2 required per assembly)
		25-86391 - O-Ring - Priced Individually [ More info ] $5.10 3 in stock.
#23	27-86389 5	GASKET (1 required per assembly)
		27-86389 5 - Gasket [ More info ] $6.30 Available to order: Usually ships within 8 days.
		18-2736 - Gasket 27-86389 5 [ More info ] $5.49 $3.78 5 in stock.
#24	1028-8282A 1	COVER ASSEMBLY (1 required per assembly)
		1028-8282A 1 - Cover [ More info ] $100.00 Available to order: Usually ships within 8 days.
#26	22-39072 1	PLUG, Pipe (.125-27) Brass (1 required per assembly) (Electric RC)
		22-39072 1 - Plug - Priced Individually [ More info ] $6.90 1 in stock.
#27	10-40003 31	SCREW, (M6 x 30) (5 required per assembly)
		10-40003 31 - Screw [ More info ] $2.80 10+ in stock.
#28	22-94848	FITTING (1 required per assembly)
		22-94848 - Fitting [ More info ] $3.50 Available to order: Usually ships within 8 days.
#29	32-830756109	HOSE, (57.00 Inches Bulk) (Cut to 8.00 Inch Length) (1 required per assembly)
		32-830756109 - 32-830756109 - HOSE (57.00 Inche O [ More info ] Unavailable Replaced by 32-8M0047428
		32-8M0047428 - 32-8M0047428 - HOSE (57.00 Inche [ More info ] Unavailable Replaced by 32-8M0108355
		32-8M0108355 - Hose, 57 Inch [ More info ] $47.10 $40.33 10+ in stock.
#30	22-99664 2	FITTING, Elbow 90 Degree (.125-27 x .250) Nylon (1 required per assembly)
		22-99664 2 - Elbow [ More info ] $1.90 6 in stock.
#32	14317 1	COVER (1 required per assembly)
		14317 1 - Cover [ More info ] $20.08 Available to order: Usually ships within 8 days.
#33	27-14318005	GASKET (1 required per assembly)
		27-14318005 - Thermostat Gasket [ More info ] $2.50 7 in stock.
		18-0323 - Gasket, 27-14318005 [ More info ] $3.15 $1.55 1 in stock.
#34	27-62386001	GASKET (1 required per assembly)
		27-62386001 - Gasket - Priced Individually [ More info ] $2.00 10+ in stock.
		18-0182-9 - Gasket 27-62386 2-Pack [ More info ] $3.98 $2.70 4 in stock.
#35	14586	THERMOSTAT (1 required per assembly)
		14586 - Thermostat, 120 Degrees [ More info ] $32.25 10+ in stock.
		18-3549 - Thermostat, 14586 [ More info ] $25.99 $21.17 Available to order: Usually ships within 8 days.
#37	14407 1	COVER (2 required per assembly) SN# 0P042112 & Up
		14407 1 - Cover [ More info ] $19.08 Available to order: Usually ships within 8 days.
#37	14407	COVER (2 required per assembly) SN# 0P042111 & Below
		14407 - Cover, NLA [ More info ] $15.00 1 in stock.
#38	54-825404	STRAP (1 required per assembly)
		54-825404 - Strap [ More info ] $1.80 Available to order: Usually ships within 8 days.
#39	10-40011107	SCREW, (M5 x 16) Stainless Steel (4 required per assembly)
		10-40011107 - Screw [ More info ] $1.40 9 in stock.
#40	27-892158	GASKET, Exhaust Manifold (1 required per assembly)
		27-892158 - Gasket [ More info ] $6.60 Available to order: Usually ships within 8 days.
		18-2717 - Gasket, 27-41475 8 [ More info ] $7.49 $4.23 4 in stock.
#41	92329F03	MANIFOLD, Exhaust (1 required per assembly)
		92329F03 - MANIFOLD Exhaust O NLA [ More info ] Unavailable
#42	27-892157	GASKET, Exhaust Manifold Cover (1 required per assembly)
		27-892157 - Gasket [ More info ] $7.30 Available to order: Usually ships within 8 days.
		18-2714 - Gasket [ More info ] $6.11 $4.35 Available to order: Usually ships within 8 days.
#43	92330 1	COVER (1 required per assembly)
		92330 1 - Cover [ More info ] $66.08 Available to order: Usually ships within 8 days.
#44	10-40003 33	SCREW, (M6 x 40) (9 required per assembly)
		10-40003 33 - Screw - Priced Individually [ More info ] $3.00 10+ in stock.
#45	16-816194 4	STUD, (M6 x 50) (3 required per assembly) (Seapro/Marathon)
		16-816194 4 - 16-816194 4 - STUD (M6 x 50) O [ More info ] Unavailable Replaced by 16-8M0034424
		16-8M0034424 - Stud [ More info ] $14.50 Available to order: Usually ships within 8 days.
#-	804946T02	POWERHEAD ASSEMBLY (1 required per assembly)
		804946T02 - POWERHEAD ASSEMBL O [ More info ] Unavailable
#-	27-41499A88	GASKET SET (1 required per assembly)
		27-41499A88 - Gasket Set [ More info ] $132.00 $113.02 Available to order: Usually ships within 8 days.
		18-4334 - Powerhead Gasket Set [ More info ] $109.49 $88.58 Available to order: Usually ships within 8 days.