Specifications

Quad-Rings and O-Rings for Fuel Pressure Gauge Schrader
Valve Adaptor Kit, P/N 91-803135.
The following is a list of replacement sealing components for this Adaptor Kit.
Qty. Snap-On P/N
Description
1 8-4814 Quad-Ring for GM style schrader valve adaptor.
1 8-4914 Quad-Ring for MC (Ford) style schrader valve
adaptor.
2 8-4614 O-Ring, 1 ea. for GM and MerCruiser (Ford) style
schrader valves.
Mercury Parts does not stock these replacement quad-rings or o-rings. Please
order them directly from your local Snap-On Tool supplier.