• Thermostat housing with oil cooler return; includes mounting base O-ring
• O-ring seal sold separately; compatible with new thermostats
• Ideal for ensuring proper engine temperature management

This thermostat housing with oil cooler return is essential for maintaining optimal engine performance and temperature management. It comes complete with the mounting base O-ring seal, although the O-ring itself is not included; it can be purchased alongside new thermostats or separately.

For your convenience, compatible part numbers are provided: the thermostat including the seal is 025-121-113/F, and the O-ring seal is N90-136-802. 

Engine fitment codes:
DG 1.9 waterboxer 08/85-07/92
SP 1.9 waterboxer 09/86-07/89