Torresen Marine

Parts Catalog: Westerbeke 20B TWO / 30B THREE
Engine System Group: 30B THREE - COOLING SYSTEM

Return to 20B TWO / 30B THREE catalog index: 20B TWO / 30B THREE Group Index

This information is found in Westerbeke catalog #37115
Order your print copy of this Westerbeke parts catalog #37115

->SELECT * FROM toadmarine_catalog.page WHERE page_ident = '37115-124-125' ORDER BY CEILING(place),place

Special note about this diagram:
The parts listed below are for the Westerbeke 30B Three Cooling System, if you are looking for the parts listing for the Westerbeke 20B Two Cooling System, please click on the listing for that engine in the table of contents.

click diagram to increase its size

Ref.	Part #	Description	Quantity Req'd	Price Each
	36123	CLAMP,EXCHANGER	2	97.60
	19321	Heat Exchanger End Cap O-Ring, 3/8" x 3/32"	1	0.60
	19321	Heat Exchanger End Cap O-Ring, 3/8" x 3/32"	1	0.60
1	37158	Sea Water Pump to Heat Exchanger Hose	1	43.20
2	11386	Hose Clamp 12	2	3.00
3	34712	NIPPLE 3/8 NPT x 7/8 HOSE	1	16.20
4	33636	SEA WATER PUMP Part number has changed to: Westerbeke 37431	1
5	36612	ELBOW 3/8 NPT x 1 HOSE	1	22.40
6	31824	Capscrew M 6X35 Din 933	1	0.60
7	34642	Cap Screw	1	0.70
8	31825	CAPSCREW M 6x12 DIN 933	4	0.60
8	31783	M6 Lockwasher	4	0.20
9	30386	PULLEY,FRESH WATER PUMP	1	39.80
10	30146	CAPSCREW M 6x55 DIN 931	2	1.20
11	18804	M6 x 20 DIN 933 capscrew	2	0.70
12	37015	Fresh water pump	1	297.50
13	36957	Fresh Water Pump Gasket	1	8.70
14	33351	Capscrew M 6X60 Din 931	1	0.80
15	18804	M6 x 20 DIN 933 capscrew	2	0.70
16	37057	Lower Thermostat Housing for Models 12CTwo, 20BTwo, 30BThree, 5.0 BCD, and 4.0 BCD	1	146.90
17	37016	GASKET,THERMOSTAT HOUSING	1	7.00
18	37493	Water Temperature Switch with Gasket	1	137.50
19	37162	Banjo Washer, M16	1	30.20
20	37043	Thermostat	1	75.90
21	36956	Thermostat Gasket	1	6.40
22	36937	O-RING 9 MM	2	3.00
23	36947	LINE,THERMOSTAT BY-PASS	1	15.60
24	36228	HOUSING,THERMOSTAT 12C,20B,30B	1	60.20
25	35109	Water Temperature Sender 1/8 NPT	1	69.60
25	19369	PLUG 1/8 NPT HEX HEAD BRASS	1	3.80
25	37453	Switches Bushing 1/4"NPT x 1/8"NPT	1	19.70
26	31784	Washer M 6 Din 125	2	0.20
27	31783	M6 Lockwasher	2	0.20
28	18804	M6 x 20 DIN 933 capscrew	2	0.70
29	11405	HOSE CLAMP 16	2	3.00
30	37383	Thermostat to Manifold Hose	1	9.90
31	30165	This is the part you were searching for: SPRING,HEATER VALVE	1	166.30
32	37152	Flow Control Housing	1	146.80
33	11386	Hose Clamp 12	2	3.00
34	36654	Flow Controller Return Bend Hose, 3/4"	1	14.70
35	11405	HOSE CLAMP 16	2	3.00
36	39885	Flow Control Hose	2	28.90
37	21878	Hose Clamp 20	2	2.70
38	24306	Pressure Cap, 15psi	1	10.80
39	24907	ELBOW 1/8 NPT x 5/16 HOSE	1	24.80
40	15830	STUD M 8x25 DIN 939	6	3.50
41	36955	Exhaust Manifold Gasket	1	15.70
42	31787	Washer M 8 Din 125	4	0.30
43	31786	M8 Lockwasher DIN 127	4	0.20
44	18242	NUT M 8 DIN 934	4	0.30
45	37312	Exhaust Manifold	1	659.90
46	11405	HOSE CLAMP 16	2	3.00
47	31825	CAPSCREW M 6x12 DIN 933	1	0.60
48	31783	M6 Lockwasher	1	0.20
48	31784	Washer M 6 Din 125	1	0.20
49	12292	CLAMP,CABLE RUBBERIZED	1	3.40
50	36691	Fresh Water Pump to Heat Exchanger Hose	1	98.80
51	31935	SCREW 8-32 X 1/4 SS OVAL	2	0.50
52	35411	NAMEPLATE,LOGO	1
53	15831	STUD M 8x32 DIN 939	1	7.20
53	15830	STUD M 8x25 DIN 939	1	3.50
54	37564	Heat Exchanger	1	1165.80
55	22851	Heat Exchanger End Gasket 3"	2	5.50
56	19321	Heat Exchanger End Cap O-Ring, 3/8" x 3/32"	2	0.60
57	22850	Heat Exchanger End Cover 3 inch	2	16.00
58	22852	Capscrew 3/8" NC x 3/4" Brass	2	4.30
59	31786	M8 Lockwasher DIN 127	2	0.20
60	18242	NUT M 8 DIN 934	2	0.30
62	31753	Flat Washer 1/4"	2	0.20
63	31752	1/4 Lockwasher	2	0.20
64	31506	CAPSCREW 1/4NCx1-1/4	2	0.50
65	19369	PLUG 1/8 NPT HEX HEAD BRASS	1	3.80
65	11471	Petcock	1	12.90
66	11885	Zinc 1/4	1	14.60
67	36614	ELBOW 3/4 NPT x 1 HOSE	1	27.30
68	11405	HOSE CLAMP 16	1	3.00
69	37154	Cooler to Transmission Hose	1	36.60
70	36541	CLAMP,EXHAUST ELBOW	1	51.30
71	36425	Exhaust Elbow Gasket	1	5.10
72	37401	90 Degree Water Injected Elbow	1	210.20
72	37402	Water Injected Elbow Kit 45	1	155.30
73	36849	PLUG 3/4 NPT SQ HEAD BRASS	1	21.90
73	35747	PLUG 1/2 NPT	1	12.90
74	36614	ELBOW 3/4 NPT x 1 HOSE	1	27.30
74	36616	ELBOW 1/2 NPT x 1 HOSE	1	29.60
75	24977	Coolant Recovery Expansion Tank Kit	1	68.60
76	24786	Tank Mount Strap	1	13.20
77	24704	Coolant Recovery Tank	1	28.10
78	24858	Polyethylene Cap 2"	1	0.50
79	24637	Polyurethane Tubing	30	0.40
80	24906	HOSE CLAMP 04 MINI	2	1.90

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* When a part is marked as not used it is generally not applicable to this engine. Please contact us for assistance.

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