Standard Ignition Voltage Regulator P/N:VR-453
Standard Motor Products
Standard Ignition VR-121 voltage regulator for the 1976 International Scout II 4-cylinder 3.2L, 6-cylinder 3.2L, V8 5.0L or 5.6L and other vehicles regulates the voltage the charging system sends out. The regulator is part of the starting and charging system that keeps the battery charged while the engine runs.
A battery that keeps going flat, lights that dim or flicker, or a charging warning light can mean the voltage regulator is worn, though the battery or the alternator can be behind the same signs, so find the cause before replacing anything.
This regulator is listed for a wide range of International and Nissan models, including the 1974 Nissan B210 4-cylinder 1.3L and the 1971-1973 Nissan 1200 4-cylinder 1.2L. This listing is one regulator, and each of these takes one.
Fit and size
Build and materials
Product information is for general reference and may contain errors. See our Disclaimer.
Will the Standard Ignition VR-121 voltage regulator fit a 1976 International Scout II 4-cylinder 3.2L, 6-cylinder 3.2L, V8 5.0L or 5.6L?
Yes, the Standard Ignition VR-121 is listed for the 1976 International Scout II with each of those engines, and one regulator is used per vehicle. For any other car, look up your model in the "Vehicles it fits" section.
How many terminals does the Standard Ignition VR-121 voltage regulator connector have?
The Standard Ignition VR-121 has one rectangular connector with six male terminals. The connector itself is female.
What does the epoxy on this voltage regulator's circuit board do?
The electronic PC board is encapsulated in epoxy to protect it from vibration and from corrosion of electrical connections, two things that can lead to regulator failure.
Can dimming lights mean the VR-121 voltage regulator is failing?
Yes, dimming or flickering lights, a battery that keeps going flat or a charging warning light can mean the regulator is worn. A shop can test the charging system to confirm.
Where is this Standard Ignition voltage regulator made?
The country of origin is China.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.