mmmm It could be something in the pumb itself....try calling carter and see what they say, I'm not sure what kind of pump it is, but we use diaphragm type pumps at work and sometimes when they wear out or when part of the diaphragm goes bad this can happen.

-1986 TOYOTA
22R
ZUK coil rear
Torqued T-Bars
Marlin HD clutch

Newly rebuilt!! Runnin' like a champ!

AZTTORA #492
TLCA member

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