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Fuel Tank Sending Unit w/Brass Float (5 hole sending unit)
Fits 46-66 CJ-2A, 3A, 3B, M38, M38A1

Part # 640771

New Fuel Tank Sending Unit

Comes complete with brass floart and mounting gasket. Float sits inside tank to give accurate reading to gauge.

For 6 or 12 volt systems. Proper arm length guaranteed for a sure reading.

This sending unit is attached to the top of the fuel tank with five screws (B0305).

46-49 CJ-2A
49-53 CJ-3A
53-56 CJ-3B (with individual gagues)
50-52 M38 (12 volt)
52-66 M38A1 (12 volt)

Part # Price





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is this a 0 to 90 ohm sending unit?

Willys Jeep Parts Tech:
8-1/2 - 10-1/2" FULL 70-80 EMPTY like original. Your fuel gauge is adjustable as well.

What is the difference between this unit and #640694? Is that just the brass vs plastic float? Are both compatible with Gauge #640763-12?

Willys Jeep Parts Tech:
That is correct. One is plastic float and the other is brass. And yes, both work with 640763-12V

What’s ohm out empty and full

Willys Jeep Parts Tech:
8-1/2 - 10-1/2" FULL 70-80 EMPTY
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