Lister SL3, SR3, *ST2 & *ST3 Oil Relief Valve Assy 570-11071
Genuine Lister lubricating oil relief valve assembly, suitable for Lister SL3, SR3, *ST2 & *ST3 (See Notes Regarding: ST2 & ST3). Lister part number 570-11071, supersedes 570-11070 & 203-12541.
The 570-11071 oil relief valve assembly replaces the earlier 570-11070 part number, please see image 2, as you will see there is only a slight difference to the external machining between the early and later version.
*Notes Regarding ST2 & ST3: The oil relief valve is only used on earlier ST2 & ST3 engines made before November 1978, later engines used a Self-Regulating Oil Pump which did not require this valve.
The oil relief valve assembly includes the following parts:
- 1 x Valve Body 203-12541, supersedes 203-12540.
- 1 x Retaining Pin - Cap 027-04538, supersedes 027-00121
- 1 x Valve 203-12550, supersedes 203-12551
- 1 x Spring 203-12560, supersedes 203-12561
- 1 x Cap - Valve Spring 203-12572, supersedes 201-12570
*These are genuine New Old Stock parts, packaging may be missing or show signs of long-term storage. Image is for reference only, actual product packaging may differ.