There is no resistance involved in an oil pressure activated oil gauge.

Just buy a repop 0-60 psi GMC gauge and don't worry about it.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.