Parts for MerCruiser 3.0L GM 181 I / L4 Thermostat & Hoses (S / N: 0l340999 & Below)

Revise Search: All Models > 3.0L GM 181 I / L4 > 0L097000 - 0W301999 > Thermostat & Hoses (S / N: 0l340999 & Below)

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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	861493A 3	HOUSING ASSEMBLY, Thermostat (1 required per assembly)
		861493A 3 - 861493A 3 - HOUSING ASSEMBLY O [ More info ] Unavailable Replaced by -861493A07
		861493A07 - Thermostat Housing [ More info ] $130.67 In stock
		18-1993 - Thermostat Housing - End Rise - Special Order - No Returns [ More info ] $264.99 $206.36 In stock - special order item.
		18-1910 - Thermostat Housing Kit, 861493A3 [ More info ] $114.99 $95.99 Available to order: Usually ships within 8 days.
		MC-29-60372 - Thermostat Housing [ More info ] $36.00 $28.12 4 in stock.
		MC-29-47587 - Thermostat Housing [ More info ] $40.00 $31.24 4 in stock.
#2	22-32803	PLUG, Pipe (.375-18) Brass (1 required per assembly)
		22-32803 - Plug [ More info ] $4.80 Available to order: Usually ships within 8 days.
		18-4264 - Pipe Plug, 3/8-18 NPT Pi [ More info ] $3.99 $3.41 9 in stock.
#3	22-32802 2	PLUG, Pipe (.125-27) Brass (1 required per assembly)
		22-32802 2 - Plug - (brass) - Priced Individually [ More info ] $5.60 Available to order: Usually ships within 8 days.
		18-4263 - Pipe Plug, 1/8-27 NPT Pi [ More info ] $4.49 $3.24 10+ in stock.
#4	27-814680 1	GASKET (1 required per assembly)
		27-814680 1 - Thermostat Housing Gasket [ More info ] $2.40 10+ in stock.
#5	10-90059	SCREW, (.375-16 x .875) (2 required per assembly) (Without Power Steering)
		10-90059 - Screw [ More info ] $2.00 5 in stock.
#5	10-90187	SCREW, (.375-16 x 1.250) (1 required per assembly) (With Power Steering)
		10-90187 - Screw [ More info ] $5.40 Available to order: Usually ships within 8 days.
#6	22-807705	ELBOW (90 Degree) (1 required per assembly)
		22-807705 - Elbow [ More info ] $17.90 $15.33 Available to order: Usually ships within 8 days.
#7	59078	THERMOSTAT (1 required per assembly)
		59078 - Thermostat -140 [ More info ] $20.58 Available to order: Usually ships within 8 days.
		18-3550 - Thermostat 59078 [ More info ] $19.99 $16.32 10 in stock.
		59078Q 3 - Thermostat - Priced Individually [ More info ] $18.93 Available to order: Usually ships within 8 days.
#8	27-47590 1	GASKET (1 required per assembly)
		27-47590 1 - Gasket - Priced Individually [ More info ] $3.10 10+ in stock.
		27-47590Q01 - Gasket [ More info ] $2.50 Available to order: Usually ships within 8 days.
#10	10-79654	SCREW, (.312-18 x 2.380) (2 required per assembly)
		10-79654 - Screw [ More info ] $2.20 Available to order: Usually ships within 8 days.
#11	54-805628T	LIFTING EYE (1 required per assembly)
		54-805628T - Lifting Eye - Priced Individually, NLA [ More info ] $6.00 2 in stock.
#12	32-806993	HOSE, Housing Cover To Manifold (1 required per assembly)
		32-806993 - Hose [ More info ] $18.90 $16.18 Available to order: Usually ships within 8 days.
#13	54-815504220	CLAMP, Worm Gear (2 required per assembly)
		54-815504220 - Clamp [ More info ] $5.60 Available to order: Usually ships within 8 days.
#14	32-96879	HOSE, Housing To Water Pump (1 required per assembly)
		32-96879 - 32-96879 - HOSE O [ More info ] Unavailable Replaced by 32-8M0071007
		32-8M0071007 - Hose [ More info ] $37.90 $32.46 5 in stock.
		18-70931 - Hose, 32-96879, 311075 [ More info ] $28.99 $23.32 2 in stock.
#15	54-815504232	CLAMP, Worm Gear (2.50 Diameter) (2 required per assembly)
		54-815504232 - Clamp [ More info ] $6.40 $3.58 10+ in stock.
#16	32-42850 69	HOSE, (44.00 Inches Bulk), Transom Plate To Housing (1 required per assembly) (Without Power Steering)
		32-42850 69 - 32-42850 69 - HOSE (44.00 Inche O [ More info ] Unavailable Replaced by 32-8M0062634
		32-8M0062634 - Transom TO Thermostat Housing Hose -44I [ More info ] $34.30 $29.37 Available to order: Usually ships within 8 days.
#17	54-815504412	CLAMP, Worm Gear (2 required per assembly) (With Out Power Steering)
		54-815504412 - Clamp [ More info ] $4.80 $2.69 8 in stock.
#18	32-815413	HOSE, Transom Plate To Power Steering Cooler (1 required per assembly) (With Power Steering)
		32-815413 - Hose [ More info ] $26.50 Available to order: Usually ships within 8 days.
#19	32-806433	HOSE, Power Steering Cooler To Housing (1 required per assembly) (With Power Steering)
		32-806433 - Hose [ More info ] $42.25 Available to order: Usually ships within 8 days.
#21	32-99356A 1	COOLER ASSEMBLY, Oil (1 required per assembly) (With Power Steering)
		99356A 1 - Oil Cooler Assembly [ More info ] $330.75 $222.27 2 in stock.
#22	805546A 2	BRACKET, Oil Cooler (1 required per assembly)
		805546A 2 - Bracket - OilCooler [ More info ] $69.33 1 in stock.
#23	10-816585	SCREW, (.375-18 x .875) (1 required per assembly) (With Power Steering)
		10-816585 - Screw [ More info ] $2.50 Available to order: Usually ships within 8 days.
#NS	19-807992 3	COVER, Hose Clamp End (AR required per assembly)
		19-807992 3 - Cover-.375 - Priced Individually [ More info ] $0.53 10+ in stock.
		19-8M6500037 - 19-8M6500037 - COVER O [ More info ] Unavailable Replaced by 19-8M0074364
		198M0074364 - Cover-Clamp - Priced Individually [ More info ] $2.20 10+ in stock.
#-	27-810846A90	GASKET SET, Overhaul (1 required per assembly)
		27-810846A90 - 27-810846A90 - GASKET SET O [ More info ] Unavailable Replaced by 27-810846A05
		27-810846A05 - Gasket Set [ More info ] $424.00 Available to order: Usually ships within 8 days.
#-	863814A 1	LONGBLOCK ASSEMBLY (1 required per assembly)
		863814A 1 - 863814A 1 - LONGBLOCK ASSEMBL O [ More info ] Unavailable Replaced by -864626A01
		864626A01 - Lb 3.0L [ More info ] $4,114.29 Available to order: Usually ships within 8 days.
#-	861481A 2	POWER STEERING KIT (1 required per assembly)
		861481A 2 - Power Steering Kit [ More info ] $648.07 Available to order: Usually ships within 8 days.