Parts for Mercury Marine 55 HP (3 Cylinder) Crankshaft, Pistons & Connecting Rods

Revise Search: All Models > 55 HP (3 Cylinder) > 9973100 - 0P016999 (Belgium) > Crankshaft, Pistons & Connecting Rods

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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	2411-827954A 2	CRANKSHAFT ASSEMBLY (1 required per assembly)
		2411-827954A 2 - 2411-827954A 2 - CRANKSHAFT ASSEMB O [ More info ] Unavailable Replaced by 2411-827954T 2
		2411-827954T 2 - CrankShaft [ More info ] $739.21 Available to order: Usually ships within 8 days.
#2	43-43019A 2	GEAR ASSEMBLY (1 required per assembly)
		43-43019A 2 - Driver Gear Kit [ More info ] $43.83 1 in stock.
#3	30-63742	BEARING, Ball (1 required per assembly)
		30-63742 - Ball Bearing [ More info ] $20.00 1 in stock.
		30-63742T - Ball Bearing [ More info ] $29.00 $24.84 Available to order: Usually ships within 8 days.
		18-1154 - Bearing, 30-63742, 377139 [ More info ] $25.99 $20.28 2 in stock.
#4	53-812877	RING, Retaining (1 required per assembly)
		53-812877 - Ring - Retaining [ More info ] $2.00 Available to order: Usually ships within 8 days.
#5	28-91800	KEY, Woodruff (2 required per assembly)
		28-91800 - Key - Priced Individually [ More info ] $1.65 10+ in stock.
#6	31-818889A 1	BEARING ASSEMBLY, Roller (1 required per assembly) (TOP)
		31-818889A 1 - Bearing Kit [ More info ] $64.90 $55.57 Available to order: Usually ships within 8 days.
#7	26-817397 1	SEAL, Oil (1 required per assembly)
		26-817397 1 - Seal [ More info ] $7.00 2 in stock.
#8	827955A 2	BEARING ASSEMBLY (2 required per assembly)
		827955A 2 - Main Bearing Kit [ More info ] $80.00 Available to order: Usually ships within 8 days.
#9	NSS	NOT SOLD SEPARATE, Roller (56 required per assembly)
		NSS - NOT SOLD SEPARATE O [ More info ] Unavailable
#11	705-850026A 1	PISTON ASSEMBLY (3 required per assembly) (STANDARD)
		705-850026A 1 - 705-850026A 1 - PISTON ASSEMBLY O [ More info ] Unavailable Replaced by 705-850026T 1
		705-850026T 1 - Piston Assembly - Std [ More info ] $143.33 Available to order: Usually ships within 8 days.
#11	705-850026A 2	PISTON ASSEMBLY (3 required per assembly) (.015 O.S.)
		705-850026A 2 - 705-850026A 2 - PISTON ASSEMBLY O [ More info ] Unavailable Replaced by 705-850026T 2
		705-850026T 2 - Piston Assembly -.015 [ More info ] $160.00 Available to order: Usually ships within 8 days.
#12	40-52035	RING, Lock (6 required per assembly)
		40-52035 - Lock Ring - Priced Individually [ More info ] $1.25 10+ in stock.
		53-857196 - Lock Ring - Priced Individually [ More info ] $2.40 $1.62 10+ in stock.
		18-4294-9 - Clips, PK2 [ More info ] $4.98 $2.73 2 in stock.
#13	39-831255A 6	RING SET, Piston (3 required per assembly) (STANDARD)
		39-831255A 6 - Rings - Standard [ More info ] $120.00 Available to order: Usually ships within 8 days.
#13	39-821695A 6	RING SET, Piston (3 required per assembly) (.015 O.S.)
		39-821695A 6 - Rings - .015 Oversize [ More info ] $58.67 Available to order: Usually ships within 8 days.
#15	640-9612A 6	CONNECTING ROD ASSEMBLY (3 required per assembly)
		640-9612A 6 - Connecting Rod Assembly [ More info ] $325.75 Available to order: Usually ships within 8 days.
#16	12-812876	WASHER (6 required per assembly)
		12-812876 - Thrust Washer [ More info ] $2.22 5 in stock.
		12-8M0012298 - Thrust Washer [ More info ] $3.80 4 in stock.
#17	29-47270	BEARING (87 required per assembly)
		29-47270 - Needle Bearing - Priced Individually [ More info ] $0.22 $0.15 10+ in stock.
		18-4036-9 - Bearing, 29-47270, 200PK [ More info ] $38.00 $31.55 3 in stock.
#18	10-91012	SCREW, (.250-28 Special) (6 required per assembly)
		10-91012 - Screw -spec - Priced Individually [ More info ] $5.70 $3.42 10+ in stock.
#19	31-17514A 1	BEARING KIT (3 required per assembly)
		31-17514A 1 - 31-17514A 1 - BEARING KIT O [ More info ] Unavailable Replaced by 31-8M0045428
		31-8M0045428 - Bearing Kit [ More info ] $55.50 $47.53 10+ in stock.
		18-4039 - Needle Bearings, Without Cage [ More info ] $43.73 $26.62 2 in stock.
		18-1194 - Rod Bearing w/ Cage [ More info ] $57.62 $47.84 8 in stock.
#-	852071A97	POWERHEAD ASSEMBLY (1 required per assembly)
		852071A97 - 852071A97 - POWERHEAD ASSEMBL O [ More info ] Unavailable Replaced by -852071T97
		852071T97 - Powerhead 60 3 Cylinder [ More info ] $2,957.14 Available to order: Usually ships within 8 days.