Parts for MerCruiser 3.0L GM 181 I / L4 Electrical Components

Revise Search: All Models > 3.0L GM 181 I / L4 > 1A020544 & Up > Electrical Components

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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	806490T	SENDER, Water Temperature (1 required per assembly)
		806490T - Water Temperature Sender [ More info ] $28.75 2 in stock.
		18-5897 - Sender, 97257A1 [ More info ] $26.99 $20.86 4 in stock.
#1	49734	SENDER, Water Temperature (OPT required per assembly) (Dual)
		49734 - Sender Assembly [ More info ] $65.66 1 in stock.
#2	13-26996	LOCKWASHER, (#10) Stainless Steel (1 required per assembly)
		13-26996 - LockWasher - Priced Individually [ More info ] $0.90 10+ in stock.
#3	11-68219	NUT, (#10-32) Stainless Steel (1 required per assembly)
		11-68219 - Nut - Priced Individually [ More info ] $2.10 10+ in stock.
#4	87-815425T	SENDER ASSEMBLY, Oil Pressure (1 required per assembly)
		815425T - 815425T - SENDER ASSEMBLY O [ More info ] Unavailable Replaced by -8M0068784
		8M0068784 - Sender Assembly [ More info ] $64.84 1 in stock.
		18-5899 - Sender, 982650, 815425T [ More info ] $35.49 $28.26 2 in stock.
#4	37293T	SENDER ASSEMBLY, Oil Pressure (OPT required per assembly) (Dual)
		37293T - Oil Pressure Sender [ More info ] $216.75 2 in stock.
#7	22-52930	FITTING (1 required per assembly)
		22-52930 - Fitting [ More info ] $9.50 Available to order: Usually ships within 8 days.
#8	22-38992	FITTING (1 required per assembly)
		22-38992 - Nipple Fitting [ More info ] $32.66 4 in stock.
#9	87-865934	Pressure Switch, (SPDT) (1 required per assembly)
		87-865934 - Switch - Oil [ More info ] $52.58 Available to order: Usually ships within 8 days.
#10	84-865931T02	HARNESS ASSEMBLY, Engine (1 required per assembly)
		84-865931T02 - 84-865931T02 - HARNESS ASSEMBLY O [ More info ] Unavailable Replaced by 84-865931T03
		84-865931T03 - Harness [ More info ] $267.08 Available to order: Usually ships within 8 days.
#11	882751	RELAY (1 required per assembly)
		882751 - Relay - Trim [ More info ] $13.16 1 in stock.
#12	88-832969 15	FUSE, Mini - Blue - 15 Ampere (1 required per assembly)
		88-832969 15 - 88-832969 15 - FUSE Mini - Blue O [ More info ] Unavailable Replaced by 88-832969T15
		88-832969T15 - Fuse -Blue-15AMP [ More info ] $2.90 4 in stock.
#13	84-866727T01	HARNESS ASSEMBLY, Transom (1 required per assembly)
		84-866727T01 - Harness - Transom [ More info ] $46.16 Available to order: Usually ships within 8 days.
#14	87-866115	Temperature Switch, (Normally Open 130-110 degrees), Turn Key Start (2 required per assembly)
		87-866115 - Temperature Switch [ More info ] $47.83 Available to order: Usually ships within 8 days.
#15	899719T	BRACKET, Electrical Mounting (1 required per assembly)
		899719T - Bracket [ More info ] $60.66 Available to order: Usually ships within 8 days.
#16	48952	SWITCH ASSEMBLY (1 required per assembly)
		48952 - Temperature Switch Assembly [ More info ] $95.84 1 in stock.
#17	10-98794	SCREW, (.375-16 x 1.00) (3 required per assembly)
		10-98794 - Screw [ More info ] $3.20 Available to order: Usually ships within 8 days.
		18-3231 - Bolt, 10-98794 [ More info ] $2.99 $2.41 4 in stock.
#18	16-96112	STUD, (.250-28 x 2.00), Throttle Cable Anchor (1 required per assembly)
		16-96112 - STUD (.250-28 x 2 O [ More info ] Unavailable
#19	11-826708 9	NUT, (.250-28) (1 required per assembly)
		11-826708 9 - Nut - Priced Individually [ More info ] $1.00 3 in stock.
		18-3722-9 - Lock Nut, 121731, 11-35888 [ More info ] $14.95 $7.67 Available to order: Usually ships within 8 days.
#20	23-31866	SPACER, (.256 x .313 x .625) (1 required per assembly)
		23-31866 - Spacer - Priced Individually [ More info ] $4.20 10+ in stock.
#21	12-20533	WASHER (1 required per assembly)
		12-20533 - Washer - Priced Individually [ More info ] $1.10 10+ in stock.
#22	11-826713 9	NUT, (.250-28), Lock (1 required per assembly)
		11-826713 9 - Nut [ More info ] $1.80 4 in stock.
#23	10-830861	SCREW, (#8-32 x .625) (2 required per assembly)
		10-830861 - Screw - Priced Individually [ More info ] $1.40 Available to order: Usually ships within 8 days.
#24	88-865827T	BREAKER, Circuit - 50 Ampere (1 required per assembly)
		88-865827T - BREAKER Circuit - O NLA [ More info ] Unavailable
#25	11-826709106	NUT, (#10-32) Stainless Steel (2 required per assembly)
		11-826709106 - Nut [ More info ] $3.30 Available to order: Usually ships within 8 days.
#26	85-89919	BOOT, Insulator - Black (2 required per assembly)
		85-89919 - Insulator Boot [ More info ] $2.50 Available to order: Usually ships within 8 days.
#27	88-79023A90	FUSE ASSEMBLY, 90 Ampere (1 required per assembly)
		88-79023A90 - Fuse Assembly -90 AMP [ More info ] $26.00 1 in stock.
		88-79023T90 - Fuse Assembly -90 Amp [ More info ] $25.50 1 in stock.
#28	11-21825	NUT, (.250-28) (1 required per assembly)
		11-21825 - Nut - Priced Individually [ More info ] $1.20 10+ in stock.
#29	85-79695	BOOT, Insulator - Black (1 required per assembly)
		85-79695 - Boot (Black) [ More info ] $1.90 7 in stock.
		85-79695T - Insulator Boot [ More info ] $4.00 Available to order: Usually ships within 8 days.
#30	13-40024 7	LOCKWASHER, (M8) (1 required per assembly)
		13-40024 7 - LockWasher Note: - Priced Individually [ More info ] $1.40 3 in stock.