Parts for Mariner 25 HP, 25 HP Marathon, Super 15 (2 Cylinder) Cylinder Block & Covers

Revise Search: All Models > 25 HP, 25 HP Marathon, Super 15 (2 Cylinder) > 9507381 - 9807908 (Belgium) > Cylinder Block & Covers

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View diagram and parts list below. Tap to zoom. Scroll down to order.
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 ]

#	27-41499A87	GASKET SET (1 required per assembly)
		27-41499A87 - Engine Gasket Set [ More info ] Unavailable
		27-41499A88 - Engine Gasket Set [ More info ] $137.50 Available to Order: Usually ships within 10 days.
#	822261A92	POWERHEAD ASSEMBLY (1 required per assembly) SN# 0D116956 THRU 0D117955
		822261A92 - Powerhead MERCAS [ More info ] Unavailable
		90885A88 - Powerhead [ More info ] Unavailable
		90885A89 - Powerhead MARINE [ More info ] Unavailable
		90885T89 - Powerhead [ More info ] Unavailable
		879732T89 - PH 20/25,NLA [ More info ] Unavailable
#	90885A88	POWERHEAD ASSEMBLY (1 required per assembly)
#1	872-9533A 3	CYLINDER BLOCK/CRANKCASE ASSEMBLY (1 required per assembly)
		872-9533A 3 - Cylinder Block [ More info ] Unavailable
		872-9533A29 - Cylinder Block [ More info ] Unavailable
		872-9533T29 - Cylinder Block [ More info ] Unavailable
		872-9533T39 - Ord 872-9533T38, NLA [ More info ] Unavailable
#1	NSS	NOT SOLD SEPARATE, Cylinder Block (1 required per assembly) Order Complete Powerhead 822261A92) SN# 0D116956 THRU 0D117955
		NSS - NOT SOLD SEPARATE [ More info ] Unavailable
#2	17-85171	PIN, Dowel (3 required per assembly)
		17-85171 - Dowel Pin , Cylinder Block [ More info ] $4.30 Available to Order: Usually ships within 10 days.
#3	22-15133	FITTING (45 Degree) (2 required per assembly)
		22-15133 - Fitting [ More info ] $20.83 3 In Stock.
#4	32-13835 56	HOSE (Cut to 12.25 Inches) (2 required per assembly)
		32-13835 56 - Tubing [ More info ] Unavailable
		32-13835100 - Tubing-48 Inch [ More info ] Unavailable
		32-99130100 - Tubing - 48 Inch [ More info ] $14.43 10+ In Stock.
#5	16-42917	STUD (2 required per assembly)
		16-42917 - Stud [ More info ] $1.04 8 In Stock.
		16-42917 3 - Stud [ More info ] $11.00 Available to Order: Usually ships within 10 days.
#6	10-40001209	SCREW, (M10 x 60) (6 required per assembly)
		10-40001209 - Screw [ More info ] $3.20 $0.64 10 In Stock.
#7	27-41475 7	GASKET (1 required per assembly)
		27-41475 7 - GASKET [ More info ] Unavailable
		27-41475 6 - GASKET [ More info ] Unavailable
		27-41475 8 - Gasket [ More info ] Unavailable
		27-892158 - Exhaust Manifold Gasket [ More info ] $9.90 7 In Stock.
		18-2717 - Gasket, 27-41475 8 [ More info ] $7.26 10+ In Stock.
#8	92329 1	EXHAUST MANIFOLD (1 required per assembly)
		92329 1 - Exhaust Manifold [ More info ] Unavailable
		92329F03 - Exhaust Manifold Edp [ More info ] Unavailable
#9	27-41499 4	GASKET (1 required per assembly)
		27-41499 4 - Gasket [ More info ] Unavailable
		27-41499 3 - Gasket [ More info ] Unavailable
		27-41499 5 - Gasket [ More info ] Unavailable
		27-892157 - Exhaust Manifold Cover Gasket [ More info ] $11.60 8 In Stock.
		18-2714 - Gasket [ More info ] $6.99 $6.79 10+ In Stock.
#10	92330 1	COVER (1 required per assembly)
		92330 1 - Cover [ More info ] $84.25 Available to Order: Usually ships within 10 days.
#11	10-40003 33	SCREW, (M6 x 40) (9 required per assembly)
		10-40003 33 - Screw - Priced Individually [ More info ] $3.90 10+ In Stock.
#12	14407	COVER (2 required per assembly)
		14407 - Transfer Port Cover [ More info ] Unavailable
		14407 1 - Cover [ More info ] $23.50 Available to Order: Usually ships within 10 days.
#13	25-30503	O-RING (2 required per assembly)
		25-30503 - O-Ring, Transfer Port Cover [ More info ] Unavailable
		25-822370 - O-ring, (2.362 X .103) [ More info ] $4.00 10+ In Stock.
#14	10-40011107	SCREW, (M5 x 16) (4 required per assembly)
		10-40011107 - SCREW [ More info ] $1.70 10+ In Stock.
#15	1028-8282A 1	COVER ASSEMBLY (1 required per assembly)
		1028-8282A 1 - Cover [ More info ] Unavailable
#16	10-40003 31	SCREW, (M6 x 30) (5 required per assembly)
		10-40003 31 - Screw [ More info ] $3.70 1 In Stock.
#17	27-86389 1	GASKET (1 required per assembly)
		27-86389 1 - Gasket [ More info ] Unavailable
		27-86389 3 - Gasket [ More info ] Unavailable
#18	22-99664	ELBOW (1 required per assembly)
		22-99664 - Elbow [ More info ] Unavailable
		22-99664 1 - Elbow [ More info ] Unavailable
		22-99664 2 - Elbow [ More info ] $2.60 5 In Stock.
#19	32-99127109	FUEL LINE, (57.00 Inches Bulk), TELL TALE (Cut to 8 Inches) (1 required per assembly)
		32-99127109 - TUBING-57 INCH [ More info ] Unavailable
		32-830756109 - Hose, 57 Inch [ More info ] Unavailable
		32-8M0047428 - Hose -57 Inch [ More info ] Unavailable
		32-8M0108355 - Hose, 57 Inch [ More info ] $50.33 In Stock
#20	22-94848	FITTING (1 required per assembly)
		22-94848 - Fitting [ More info ] $4.60 6 In Stock.
#21	14406	COVER (2 required per assembly)
		14406 - Cover [ More info ] $5.99 2 In Stock.
#22	25-86391	O-RING (2 required per assembly)
		25-86391 - O-ring,Transfer Port Cover [ More info ] $6.70 Available to Order: Usually ships within 10 days.
#24	14408	COVER (2 required per assembly)
		14408 - Cover [ More info ] $24.58 Available to Order: Usually ships within 10 days.
#25	25-822370	O-RING (2 required per assembly)
#27	14112	REED BLOCK (DESIGN II) (1 required per assembly)
		14112 - REED BLOCK [ More info ] Unavailable
		14112T - Reed Block [ More info ] $152.92 1 In Stock.
#27A	42471 2	REED BLOCK (DESIGN I) (1 required per assembly)
		42471 2 - REED BLOCK [ More info ] Unavailable
#28	85977 1	SEAL (DESIGN I REED BLOCK) (1 required per assembly)
		85977 1 - Seal [ More info ] Unavailable
		85977002 - Seal [ More info ] $13.00 5 In Stock.
#29	27-41417 2	GASKET (1 required per assembly)
		27-41417 2 - Gasket [ More info ] $6.50 Available to Order: Usually ships within 10 days.
#30	34-816806	REED, Design I Reed Block (2 required per assembly)
		34-816806 - Reed, NLA [ More info ] $66.66 10+ In Stock.
#31	34-89793 1	REED STOP, Design I Reed Block (2 required per assembly)
		34-89793 1 - Reed Stop, NLA [ More info ] $7.77 10+ In Stock.
#32	10-40057 85	SCREW, (M4 x 10) (Design I Reed Block (4 required per assembly)
		10-40057 85 - Screw - Priced Individually [ More info ] $1.00 Available to Order: Usually ships within 10 days.
#33	27-41418 1	GASKET (1 required per assembly)
		27-41418 1 - Gasket [ More info ] $5.00 5 In Stock.
		18-2712 - Gasket 27-41418 1 [ More info ] $5.99 $5.50 7 In Stock.
#34	41420A 2	PLATE (1 required per assembly)
		41420A 2 - Carburetor ADAP. PLATE [ More info ] Unavailable
		41420A 3 - Carburetor Adapter Plate [ More info ] $104.50 Available to Order: Usually ships within 10 days.
#35	22-56759	FITTING, Press-In (2 required per assembly)
		22-56759 - Fitting [ More info ] $11.20 Available to Order: Usually ships within 10 days.
#36	10-40019108	SCREW, (M5 x 20) (3 required per assembly)
		10-40019108 - Screw [ More info ] $2.21 2 In Stock.
#37	11-40021 3	NUT, (M8 - Stainless Steel) (2 required per assembly)
		11-40021 3 - Nut - Priced Individually [ More info ] $2.80 Available to Order: Usually ships within 10 days.
#38	14317 1	COVER (1 required per assembly)
		14317 1 - Cover [ More info ] $25.67 Available to Order: Usually ships within 10 days.
#39	27-14318 4	GASKET (1 required per assembly)
		27-14318 4 - GASKET [ More info ] Unavailable
		27-14318 3 - Thermostat Gasket [ More info ] Unavailable
		27-14318005 - Thermostat Gasket [ More info ] $3.40 10+ In Stock.
		18-0323 - Gasket, 27-14318005 [ More info ] $2.99 $2.48 3 In Stock.
#41	14586	THERMOSTAT (1 required per assembly)
		14586 - Thermostat, 120 Degrees [ More info ] $35.17 In Stock
		18-3549 - Thermostat, 120 Degrees, 14586 [ More info ] $27.69 $25.41 10+ In Stock.
#42	54-12627	STRAP (1 required per assembly)
		54-12627 - Strap [ More info ] $3.00 2 In Stock.
#43	27-62386	GASKET (1 required per assembly)
		27-62386 - Thermostat Gasket [ More info ] Unavailable
		27-62386001 - Thermostat Gasket [ More info ] $2.50 10+ In Stock.
		27-8M0204714 - Thermostat Gasket, Priced Individually [ More info ] $2.80 10+ In Stock.
		18-0182-9 - Gasket 27-62386 2-Pack [ More info ] $4.13 $3.19 Available to Order: Usually ships within 10 days.