SH-oil thermostat
all R2V models
Regulates the temperature of the engine oil (starts to open at 90°C/194°F, fully open at 110°C/230°F). Engine reaches normal operating temperature faster.
Oil filter head, with connecting ports for oilcooler
for 2-valve...
Oilfilter-pipe long, for 2-valve boxer models with oilcooler
...