Parts for Mariner 55 HP Crankcase & Cylinder Head

Revise Search: All Models > 55 HP > 663-02730 & Below (M) > Crankcase & Cylinder Head

NEED PARTS OR KITS?
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 ]

#0-1	870-6830M	CRANKCASE ASS"Y (1 required per assembly)
		629-6830M - Connecting Rod [ More info ] Unavailable
		629-8813M - Connecting Rod, NLA [ More info ] Unavailable
#1	21-80727M	CHECK VAVLE ASS'Y (1 required per assembly)
		21-80727M - Check Valve, NLA [ More info ] $25.54 $21.64 10+ In Stock.
#2	22-82975M	ELBOW, CHECK VALVE (1 required per assembly)
		22-82975M - Elbow, NLA [ More info ] Unavailable
#3	21-80107M	VALVE, CHECK (1 required per assembly)
		21-80107M - Check Valve, NLA [ More info ] Unavailable
#4	22-80122M	FITTING,CRANKCASE DRAIN (1 required per assembly)
		22-80122M - Fitting - Priced Individually, NLA [ More info ] $1.50 $1.28 6 In Stock.
#6	17-82368M	PIN, DOWEL CRANKCASE (1 required per assembly)
		17-82368M - Pin -Dowel, NLA [ More info ] $1.50 $1.28 6 In Stock.
#7	10-82405M	BOLT, CRANKCASE ATTACHING (8 required per assembly)
		10-82405M - Screw, NLA [ More info ] $10.86 $9.19 10+ In Stock.
#8	12-81792M	WASHER, CRANKCASE BOLT (8 required per assembly)
		12-81792M - Washer, Crankcase Bolt, NLA [ More info ] $2.00 $1.69 5 In Stock.
#9	54-82033M	CLAMP, WIRE (1 required per assembly)
		54-82033M - Clamp [ More info ] $5.00 $4.24 10+ In Stock.
#10	10-82410M	BOLT, CRANKCASE ATTACHING (4 required per assembly)
		10-82410M - BOLT,NLA [ More info ] Unavailable
#11	12-81807M	WASHER, CRANKCASE BOLT (6 required per assembly)
		12-81807M - Washer, Crankcase Bolt, NLA [ More info ] $2.09 $1.77 10+ In Stock.
#12	11-82387M	NUT, CRANKCASE STUD (2 required per assembly)
		11-82387M - NUT,NLA [ More info ] Unavailable
#13	16-81735M	STUD, INTAKE MANIFOLD ATTACHING (8 required per assembly)
		16-81735M - STUD [ More info ] Unavailable
#14	32-81995M	HOSE, DRAIN (1 required per assembly)
		32-81995M - Hose [ More info ] Unavailable
		32-811045M - Hose, NLA [ More info ] Unavailable
#15	54-82046M	CLAMP, DRAIN HOSE (2 required per assembly)
		54-82046M - Clip, NLA [ More info ] $1.25 $1.06 10+ In Stock.
#16	17-81258M	LOCK, BEARING (2 required per assembly)
		17-81258M - Pin -Dowel, NLA [ More info ] $1.25 $1.06 1 In Stock.
#17	16-81743M	STUD, CRANKCASE ATTACHING (2 required per assembly)
		16-81743M - Stud, NLA [ More info ] Unavailable
#18	16-81740M	STUD, DRIVESHAFT HOUSING ATTACHING (8 required per assembly) SERIAL 00000000-00002147
		16-81740M - STUD,NLA [ More info ] Unavailable
#19	81255M	ANODE (1 required per assembly)
		81255M - Anode, NLA [ More info ] $7.99 $6.76 10 In Stock.
#20	10-82527M	SCREW, ANODE ATTACHING (2 required per assembly)
		10-82527M - Screw [ More info ] $0.20 2 In Stock.
		10-82532M - Screw - Priced Individually [ More info ] $1.11 $0.94 3 In Stock.
#21	968-6824M	HEAD, CYLINDER (1 required per assembly)
		968-6824M - Cylinder Head [ More info ] Unavailable
		968-7974M - Cylinder Head, NLA [ More info ] $86.24 6 In Stock.
#22	27-81252M	GASKET, CYLINDER HEAD (1 required per assembly)
		27-81252M - Cylinder Head Gasket [ More info ] Unavailable
		27-19140M - Cylinder Head Gasket [ More info ] Unavailable
		27-19140 - Gasket [ More info ] $33.29 Available to Order: Shipping delay up to 10 days.
#23	10-82409M	BOLT, CYLINDER HEAD ATTACHING (10 required per assembly)
		10-82409M - Bolt, NLA [ More info ] Unavailable
#24	12-80564M	WASHER, CYLINDER HEAD BOLT (10 required per assembly)
		12-80564M - Washer, Cylinder Head Bolt, NLA [ More info ] $1.50 $1.28 4 In Stock.
#25	81253M	COVER, CYLINDER HEAD (1 required per assembly)
		81253M - Cover, NLA [ More info ] Unavailable
#26	27-81254M	GASKET< CYLINFER HEAD COVER (1 required per assembly)
		27-81254M - Cylinder Head Cover Gasket [ More info ] $6.59 10+ In Stock.
#27	10-82424M	BOLT (21 required per assembly)
		10-82424M - BOLT Note: Priced Individually [ More info ] Unavailable
		10-83539M - 10-83539M - BOLT (M6 x 20) [ More info ] Unavailable Replaced by 10-84058M
		10-84058M - Bolt [ More info ] $7.79 1 In Stock.
#28	13-82199M	WASHER (25 required per assembly)
		13-82199M - LockWasher - Priced Individually [ More info ] Unavailable
		12-82214M - Washer - Priced Individually [ More info ] $5.28 10+ In Stock.
#29	81267M	VALVE, PRESSURE CONTROL (1 required per assembly)
		81267M - Poppet, NLA [ More info ] $21.73 $18.40 10+ In Stock.
#30	24-82086M	SPRING, VALVE COMPRESSION (1 required per assembly)
		24-82086M - Spring, Compression,NLA [ More info ] $3.33 1 In Stock.
#31	25-82067M	GROMMET, CONTROL VALVE (1 required per assembly)
		25-82067M - Grommet, NLA [ More info ] $12.49 Available to Order: Shipping delay up to 10 days.
#32	81098M	THERMOSTAT (1 required per assembly)
		81098M - Thermostat [ More info ] Unavailable
		99080M - Thermostat [ More info ] $115.99 $111.20 2 In Stock.
#33	81265M	COVER, THERMOSTAT (1 required per assembly)
		81265M - Cover, NLA [ More info ] Unavailable
#34	27-81266M	GASKET, THERMOSTAT COVER (1 required per assembly)
		27-81266M - Thermostat Cover Gasket [ More info ] $6.79 Available to Order: Shipping delay up to 10 days.
#35	10-82426M	BOLT, THERMOSTAT COVER ATTACHING (4 required per assembly)
		10-82426M - BOLT [ More info ] Unavailable
		10-84237M - SCREW Note: Priced Individually [ More info ] Unavailable
		10-83285M - Screw - Priced Individually [ More info ] $5.19 10+ In Stock.
#36	81330M	COVER,EXHAUST-OUTER (1 required per assembly)
		81330M - Cover, NLA [ More info ] Unavailable
#37	27-81331M	GASKEET, EXHAUST COVER (1 required per assembly)
		27-81331M - Gasket, NLA [ More info ] Unavailable
#38	22-80756M	FITTING, EXHAUST COVER (1 required per assembly)
		22-80756M - CONNECTOR [ More info ] Unavailable
		22-94716M - Connector, NLA [ More info ] $3.00 $2.54 7 In Stock.
#39	32-81324M	HOSE, EXHAUST COVER (1 required per assembly)
		32-81324M - Hose, NLA [ More info ] Unavailable
#40	54-82047M	CLAMP< EXHAUST COVER HOSE (2 required per assembly)
		54-82047M - Clip - Priced Individually [ More info ] Unavailable
#41	22-81926M	PLUG, COVER (1 required per assembly)
		22-81926M - Plug, NLA [ More info ] Unavailable
#42	27-81990M	GASKET, COVER PLUG (1 required per assembly)
		27-81990M - Plug Gasket [ More info ] Unavailable
#43	33-82372M	PLUG,SPARKS B-8HS(NGK) (2 required per assembly)
		33-82372M - NGK B8HS - Priced Individually [ More info ] Unavailable
		338M0114741 - SP B8HS-68 - Priced Individually [ More info ] Unavailable
		338M0157387 - PLUG BR8HS - Priced Individually [ More info ] $7.99 Available to Order: Shipping delay up to 10 days.
		L78C - Champion Spark Plug (807M) [ More info ] $4.22 10+ In Stock.
#0-2	87-82985M	STOP SWITCH KIT (1 required per assembly)
		87-82985M - Switch,NLA [ More info ] Unavailable
#44	87-81526M	>STOP SWITCH (1 required per assembly)
		87-81526M - Switch,NLA [ More info ] Unavailable
#45	10-82417M	BOLT, STOP SWITCH BOLT (1 required per assembly)
		10-82417M - Bolt, NLA [ More info ] Unavailable
#47	25-82057M	GROMMET (1 required per assembly)
		25-82057M - Grommet, Terminal Strip Attaching,NLA [ More info ] Unavailable
#48	54-82042M	CLAMP (1 required per assembly)
		54-82042M - CLAMP,NLA [ More info ] Unavailable
#49	81251M	BRACKET LIFT (1 required per assembly)
		81251M - Bracket [ More info ] Unavailable
		41827M - Hanger, NLA [ More info ] $6.00 $5.08 10+ In Stock.
#50	10-82440M	BOLT, LIFT BRACKET ATTACHING (1 required per assembly)
		10-82440M - BOLT Note: Priced Individually [ More info ] Unavailable
		10-84342M - Bolt, NLA [ More info ] $4.13 $3.50 6 In Stock.
#51	12-82200M	LOCK WASHER, BRACKET BOLT (1 required per assembly)
		13-82200M - LOCKWASHER Note: Priced Individually [ More info ] Unavailable
		13-82215M - LockWasher - Priced Individually [ More info ] $0.40 10 In Stock.
#52	54-82041M	CALMP (1 required per assembly) SERIAL 00000000-00002005
		54-82041M - CLAMP,NLA [ More info ] Unavailable
#53	54-82037M	CLAMP (1 required per assembly) SERIAL 00000000-00002120
		54-82037M - Clamp [ More info ] $2.00 $1.69 10+ In Stock.