Free Ground Shipping to Continental US on
Piranha Propellers,
Propulsion & Performance Kits!

Cart 0
Voltage Regulator | Sierra 18-5740

Voltage Regulator | Sierra 18-5740

Sierra

Only 0 left!

Mercruiser replacement voltage regulator is designed to provide a steady, constant voltage level from marine alternators.

Voltage Regulator | Sierra 18-5740

  • Alternator mounted voltage regulator
  • Replaces Mercruiser 42785
  • Replaces Arco VR785

We Also Recommend

Ignition Relay | Volvo 3861376

Ignition Relay | Volvo 3861376

Save $7
Exhaust Elbow Temperature Switch | Crusader R020047

Exhaust Elbow Temperature Switch | Crusader R020047
Ignition Relay | Crusader 98175

Ignition Relay | Crusader 98175
Water Temperature Alarm Switch | Crusader R020014A

Water Temperature Alarm Switch | Crusader R020014A
Oil Pressure Switch | Crusader R020015A

Oil Pressure Switch | Crusader R020015A

Notify Me When Available

Fill in the required details to get notified when the product is again in stock!