Fuel Pump Check ??

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Gauge needs to be glycerin filled to absorb/dampen the pulses going through the fuel system.

In this fitting assortment picture you will need the middle fitting(#4 MJIC X #4 MORB) straight to screw into the back of the filter housing.

Into that fitting you will screw on the swivel adapter second from the left(#4 MJIC X #4 FJIC 90 degree).

You can screw your 1/4 hose with #4 FJIC hose end onto the 90 degree fitting.

If you go to an industrial hose shop they will recognize the fitting descriptions above.

If you go to an auto parts store substitute AN for the JIC suffixes above. F = Female, M = Male.


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To connect your gauge.............assuming you have a 1/4" MNPT nipple on the back of the gauge.

Screw a 1/4" NPT coupling onto the nipple.

Screw a #4 MNPT X #4 MJIC straight adapter.

Screw your 1/4 hose with #4 FJIC hose end onto the straight adapter.

All NPT(National Pipe Thread) connections should be sealed with teflon tape or pipe dope.


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