water hose
02-23-2019 | 07:42 PM
#2
Registered
Joined: Aug 2013
Posts: 397
Likes: 134
From: Kemah, Tx
It’s to circulate water in the engine block, heads, and intake before the thermostat opens. It helps keep the temperature in the engine even during warm-up.
The direction of flow is from the intake into the circulation pump
The direction of flow is from the intake into the circulation pump
