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Technical help & advice
Lock Nut - Replacement
Lock Nut - Replacement
Model
:
18-3721
Keypart Price
£
3.05
inc VAT
£2.54
ex VAT
List Price
£
3.59
inc VAT
£2.99
ex VAT
In stock
Qty:
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In your cart
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Mercruiser
Production Years
Serial Number Range
120
1978 to 1982
04893635 to 06225576
120
1967 to 1969
02062141 to 02791956
120
1970 to 1977
02791957 to 04893634
140
1967 to 1969
02062141 to 02791956
140
1978 to 1982
04893635 to 06225576
140
1970 to 1977
02791957 to 04893634
470
1976 to 1977
04208730 to 04893934
470
1978 to 1982
04893635 to 06225576
485
1980 to 1982
04893835 to 06225576
ALPHA 1
1983 to 1990
06225577 to 0D469858
ALPHA 1 GEN II
1991 to 2022
0D469859 to 2A999999
BRAVO 1
0F730000 to 0M100000
BRAVO 1
0M100001 to 2A999999
BRAVO 1
0B664190 to 0F729999
BRAVO 1X
0M100001 to 2A999999
BRAVO 2
0M100001 to 2A999999
BRAVO 2
0B664190 to 0F729999
BRAVO 2
0F730000 to 0M100000
BRAVO 2X
0M100001 to 2A999999
BRAVO 3
0M100001 to 2A999999
BRAVO 3
0B664190 to 0F729999
BRAVO 3
0F730000 to 0M100000
BRAVO 3X
0M100001 to 2A999999
Replacement parts
You may need one of the following products
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Model
:
23909461
VDS-4.5 15W/40 Volvo Engine Oil 20-Litre - Genuine
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£
144.00
inc VAT
£
120.00
ex VAT
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Model
:
18-15100
Serpentine Belt - Replacement - Bravo With P/S & Std Cooling
In stock
£
113.57
inc VAT
£
94.64
ex VAT
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Model
:
18-15101
Serpentine Belt - Replacement - Alpha With P/S & Std Cooling
In stock
£
95.45
inc VAT
£
79.54
ex VAT
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Model
:
129470-55810
Fuel Filter - Genuine
In stock
£
19.42
inc VAT
£
16.18
ex VAT
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Model
:
RK-955
Ram Seal Kit for SX-A/DPS-A
In stock
£
72.00
inc VAT
£
60.00
ex VAT
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Model
:
3861985
Ignition Coil - Genuine.
Special order item – expected 2-4 days
£
254.88
inc VAT
£
212.40
ex VAT
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Model
:
3853930
Zinc Anode for Gimbal Housing - Cobra
Special order item – expected 2-4 days
£
34.68
inc VAT
£
28.90
ex VAT
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Model
:
3853855
Oil Line - Starboard Up - Replacement
In stock
£
99.58
inc VAT
£
82.98
ex VAT
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Model
:
3852604
Hose Clamp 64-114 mm - Replacement
Special order item – expected 2-4 days
£
13.82
inc VAT
£
11.52
ex VAT
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Model
:
948981-R
O-Ring - Replacement
In stock
£
7.68
inc VAT
£
6.40
ex VAT
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Model
:
855506-R
Timing Belt - DOHC - Replacement
In stock
£
43.56
inc VAT
£
36.30
ex VAT
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Model
:
807166A1-R
Exhaust Shutter - Replacement
In stock
£
79.12
inc VAT
£
65.93
ex VAT
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