Parts for Mercury Marine 4 / 5 HP (1 Cylinder Product of Japan) Cylinder Block / Crankshaft / Piston

Revise Search: All Models > 4 / 5 HP (1 Cylinder Product of Japan) > 0A809601 - 0A855096 (USA) > Cylinder Block / Crankshaft / Piston

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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 ]

#	19252	POWERHEAD ASSEMBLY, COMPLETE (1 required per assembly) (4 H.P.) SN# USA-A838180/Belgium-9542670 & Below
		19252 - Powerhead [ More info ] Unavailable
		815040 - Powerhead [ More info ] Unavailable
		815040 1 - Powerhead [ More info ] Unavailable
		815040T 1 - Powerhead [ More info ] Unavailable
		815040T03 - P/H 4/5 HP 2S [ More info ] Unavailable
		815040T04 - PH 4/5 2S [ More info ] Unavailable
		815040T05 - Powerhead 4 2S [ More info ] Unavailable
		8M0145944 - SHORT BLOCK [ More info ] Unavailable
#	19253	POWERHEAD ASSEMBLY, COMPLETE (1 required per assembly) (5 H.P.) SN# USA-A838180/Belgium-9542670 & Below
		19253 - SHORT BLOCK-TH,NLA [ More info ] Unavailable
#	813024	POWERHEAD ASSEMBLY, COMPLETE (1 required per assembly) (4 H.P.) SN# USA-A838181/Belgium-9542671 & Up
		813024 - SHORT BLOCK-TH,NLA [ More info ] Unavailable
#	813025	POWERHEAD ASSEMBLY, COMPLETE (1 required per assembly) (5 H.P.) SN# USA-A838181/Belgium-9542671 & Up
		813025 - Short Block Powerhead, NLA [ More info ] Unavailable
#1	878-9629	CYLINDER BLOCK (1 required per assembly) SN# USA-A838180/Belgium-9542670 & Below
		878-9629 - Cylinder Block-T,NLA [ More info ] Unavailable
#1	878-812938	CYLINDER BLOCK (1 required per assembly) SN# USA-A838181/Belgium-9542671 & Up
		878-812938 - Cylinder Block-TH,NLA [ More info ] Unavailable
#2	17-95218	PIN, Dowel (2 required per assembly)
		17-95218 - PIN-DOWEL,NLA [ More info ] Unavailable
#3	10-16695	BOLT, CYLINDER BLOCK (4 required per assembly)
		10-16695 - Bolt [ More info ] $3.70 $3.14 4 In Stock.
#4	10-16696	BOLT, CYLINDER BLOCK (2 required per assembly)
		10-16696 - Bolt [ More info ] $2.50 Available to Order: Usually ships within 10 days.
#5	13-16818	LOCKWASHER, CYLINDER BLOCK BOLTS (6 required per assembly)
		13-16818 - LockWasher [ More info ] $1.40 Available to Order: Usually ships within 10 days.
#6	979-9630	CYLINDER HEAD (1 required per assembly)
		979-9630 - Cylinder Head-TH [ More info ] Unavailable
		979-9630 1 - Cylinder Head [ More info ] $74.67 Available to Order: Usually ships within 10 days.
#7	27-16697	GASKET, CYLINDER HEAD (1 required per assembly) SN# USA-A838180/Belgium-9542670 & Below
		27-16697 - Cylinder Head Gasket [ More info ] Unavailable
		27-812939 - Cylinder Head Gasket [ More info ] Unavailable
		27-812939015 - Gasket [ More info ] $55.33 Available to Order: Usually ships within 10 days.
#7	27-812939	GASKET, CYLINDER HEAD (1 required per assembly) SN# USA-A838181/Belgium-9542671 & Up
#8	10-16698	BOLT, CYLINDER HEAD (5 required per assembly)
		10-16698 - Bolt [ More info ] Unavailable
		10-16126 - Bolt [ More info ] $9.30 Available to Order: Usually ships within 10 days.
#9	12-16699	WASHER, CYLINDER HEAD BOLT (5 required per assembly)
		12-16699 - Washer, Cylinder Head Bolt [ More info ] Unavailable
		12-40022 17 - Washer, Carburetor Stud [ More info ] $1.40 Available to Order: Usually ships within 10 days.
#10	33-97184	SPARK PLUG, (NGK#BP7HS-10) (1 required per assembly)
		33-97184 - NGK Spark Plug BP7HS-10 - Priced Individually [ More info ] Unavailable
		338M0114744 - S Plug BP7HS - Priced Individually [ More info ] $6.30 Available to Order: Usually ships within 10 days.
		BP7HS-10 - NGK Spark Plug, 7829 [ More info ] $3.84 10+ In Stock.
		L82YC - Champion Spark Plug ( #328) [ More info ] $3.76 10+ In Stock.
#11	21-16700	CHECK VALVE (1 required per assembly)
		21-16700 - Check Valve -TH [ More info ] $3.30 1 In Stock.
#12	24-16701	SPRING, CHECK VALVE (1 required per assembly)
		24-16701 - SPRING,NLA [ More info ] Unavailable
#13	34-16706	REED VALVE (1 required per assembly)
		34-16706 - Reed [ More info ] $16.67 Available to Order: Usually ships within 10 days.
#14	34-16707	STOP, REED VALVE (1 required per assembly) (4 H.P.)
		34-16707 - Reed Stop [ More info ] $6.40 Available to Order: Usually ships within 10 days.
#14	34-17666	STOP, REED VALVE (1 required per assembly) (5 H.P.)
		34-17666 - Reed Stop [ More info ] $9.10 Available to Order: Usually ships within 10 days.
#15	10-16820	SCREW, REED STOP (2 required per assembly)
		10-16820 - Screw [ More info ] $3.10 Available to Order: Usually ships within 10 days.
#16	16702	HEAD, CYLINDER BLOCK (1 required per assembly)
		16702 - HEAD-TH [ More info ] Unavailable
		815016 - HEAD [ More info ] Unavailable
		815016 1 - Crankcase HEAD [ More info ] Unavailable
		815016 2 - Housing [ More info ] $60.83 Available to Order: Usually ships within 10 days.
		5040137 - Crankcase Head [ More info ] $55.58 Available to Order: Usually ships within 10 days.
#17	26-16703	SEAL, Oil, HEAD (1 required per assembly)
		26-16703 - Seal [ More info ] Unavailable
		26-8M0101649 - Seal [ More info ] $12.00 1 In Stock.
#18	27-16704	GASKET, HEAD (1 required per assembly)
		27-16704 - Housing Gasket [ More info ] Unavailable
		27-8M0152378 - GASKET Crankcase [ More info ] $5.10 Available to Order: Usually ships within 10 days.
#19	10-16705	BOLT, HEAD (2 required per assembly)
		10-16705 - Bolt [ More info ] $3.90 Available to Order: Usually ships within 10 days.
#20	13-16819	LOCKWASHER, HEAD BOLT (2 required per assembly)
		13-16819 - LockWasher [ More info ] $0.22 1 In Stock.
		13-40025 6 - LockWasher - Priced Individually [ More info ] $1.70 $0.96 10+ In Stock.
#21	53-16057	CLIP, PISTON PIN (2 required per assembly)
		53-16057 - Clip [ More info ] $2.40 Available to Order: Usually ships within 10 days.
#22	28-16053	KEY, CRANKSHAFT (1 required per assembly)
		28-16053 - Key [ More info ] $10.30 Available to Order: Usually ships within 10 days.
#23	30-16049	BEARING, Ball, CRANKSHAFT (2 required per assembly)
		30-16049 - Ball Bearing [ More info ] $38.58 Available to Order: Usually ships within 10 days.
#24	16050	THRUST PLATE (2 required per assembly)
		16050 - Thrust Plate CAPTIVE [ More info ] Unavailable
		8537122 - Thrust Plate [ More info ] $4.00 Available to Order: Usually ships within 10 days.
#25	26-16051	SEAL, Oil, CRANKSHAFT (2 required per assembly)
		26-16051 - Oil Seal [ More info ] $17.75 Available to Order: Usually ships within 10 days.
#26	31-16052	BEARING, Roller, CONNECTING ROD (1 required per assembly)
		31-16052 - Bearing - Roller - Connecting Rod [ More info ] $26.75 $22.74 2 In Stock.
#27	779-9615	PISTON (1 required per assembly) (STANDARD)
		779-9615 - Piston-TH [ More info ] Unavailable
		779-9615T - Ord 779-9615A01, NLA [ More info ] Unavailable
#27	779-9616	PISTON (AR required per assembly) (.5MM OVERSIZE)
		779-9616 - Piston-TH [ More info ] Unavailable
		779-9616T - ORD 779-9616A01 [ More info ] Unavailable
#28	39-16054	RING, Piston (2 required per assembly) (STANDARD)
		39-16054 - Piston Ring - Priced Individually [ More info ] Unavailable
		398M0080357 - Piston Rings [ More info ] $27.75 Available to Order: Usually ships within 10 days.
#28	39-16055	RING, Piston (AR required per assembly) (.5MM OVERSIZE)
		39-16055 - Piston Ring - Priced Individually [ More info ] Unavailable
		398M0080356 - Piston Ring Set [ More info ] $35.92 Available to Order: Usually ships within 10 days.
#29	41-16056	PIN, Piston (1 required per assembly)
		41-16056 - Piston Pin [ More info ] Unavailable
		41-898101918 - Piston Pin [ More info ] $17.58 Available to Order: Usually ships within 10 days.
#30	32-812940	HOSE, (160 mm) (1 required per assembly) SN# USA-A838181/Belgium-9542671 & Up
		32-812940 - Hose - 160 Mm [ More info ] Unavailable
		32-812940 4 - Hose [ More info ] Unavailable
		328M0057112 - Hose [ More info ] $21.67 Available to Order: Usually ships within 10 days.
#31	21-42657A 1	CHECK VALVE (1 required per assembly) SN# USA-A838181/Belgium-9542671 & Up
		21-42657A 1 - Check Valve Assembly [ More info ] $7.78 7 In Stock.
		21-42657A 3 - Check Valve Assembly [ More info ] $7.00 Available to Order: Usually ships within 10 days.
#32	54-95224	CLIP (2 required per assembly) SN# USA-A838181/Belgium-9542671 & Up
		54-95224 - Clip [ More info ] $3.50 Available to Order: Usually ships within 10 days.
#33	474-9614	CRANKSHAFT ASSEMBLY (1 required per assembly)
		474-9614 - Crankshaft [ More info ] Unavailable
		474-879147T15 - CrankShaft [ More info ] $383.42 Available to Order: Usually ships within 10 days.
#34	463-813044	CRANKSHAFT (1 required per assembly)
		463-813044 - Crankshaft,NLA [ More info ] Unavailable
#35	463-813045	CRANKSHAFT (1 required per assembly)
		463-813045 - Ord 474- 9614, NLA [ More info ] Unavailable
#36	813046	PIN, Crank (1 required per assembly)
		813046 - Crank Pin [ More info ] $18.92 Available to Order: Usually ships within 10 days.
#37	629-813047	CONNECTING ROD (1 required per assembly)
		629-813047 - Connecting Rod Assembly [ More info ] $85.25 Available to Order: Usually ships within 10 days.
#38	31-813048	BEARING (1 required per assembly)
		31-813048 - Bearing [ More info ] $22.58 $19.19 2 In Stock.