Thermostat Kit – Fits Mercury/Mariner 70-125 HP 2-Stroke (Replaces 803061T1) 3.3-5 2-Stroke Unbolt and carefully remove the

Unbolt and carefully remove the lower unit from the outboard's driveshaft housing

What is the difference between this mechanical pump and an electric one

including Volvo Penta 3853850

6J8-W0078-A1-00

Thermostat Kit – Fits Mercury/Mariner 70-125 HP 2-Stroke (Replaces 803061T1) 3.3-5 2-Stroke Unbolt and carefully remove theProduct Details This Thermostat Kit Fits Mercury Mariner 70 125 HP 2 Stroke (Replaces 803061T1) provides a reliable, direct fit replacement for maintaining the cooling system on inline 3 & 4 cylinder outboards from 1987 and newer. Engineered to regulate engine temperature, this kit ensures your motor operates within its optimal temperature range, preventing both overheating and overcooling. This component is a direct interchange for Sierra 18 3569,