Thermostat O-ring
Model: 121850-49550
Keypart Price
£3.59 inc VAT £2.99 ex VAT
List Price
£3.98 inc VAT
£3.32 ex VAT
 Special order item – expected 2-4 days
Shire Production Years Serial Number Range
06/65 2006 to 2009
09/70 2009 to 2011
11/70 2011 to 2012
12/70 2012 to 2014
14/70 2014 to 2015
15/70 2015 to 2018
Yanmar Production Years Serial Number Range
4LH-DTE
4LH-DTZ
4LH-HTE
4LH-HTZ
4LH-HTZAY
4LH-STE
4LH-TE
4LHA-DTE
4LHA-DTP
4LHA-DTZE
4LHA-DTZP
4LHA-HTE
4LHA-HTP
4LHA-HTZE
4LHA-HTZP
4LHA-STE
4LHA-STP
4LHA-STZE
4LHA-STZP
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