| Diagram | Fig. 4 — Engine: Contact Breaker, Timing Cover, Oil Pump, Oil Pressure Relief Valve · ref 31 |
| Subsystem | engine bottom |
| Listed in parts books | 1975 |
Norton Washer, Relief Valve Union
Sealing washer for the oil pressure relief valve union on a Norton engine, PN 06-7542.
This is a washer that seats under the oil pressure relief valve union on a Norton engine, part number 06-7542. The catalog places it right in the timing-side cluster with the contact breaker, timing cover, and oil pump — it's a small sealing washer that keeps the relief valve body from weeping oil at the union joint.
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Our record on this one is brief: a single catalog listing tied to 1975. It's a straightforward wear item, the kind of thing worth replacing any time you pull the relief valve apart for a look or a clean.
If you're not sure whether this is the exact washer your relief valve setup needs, give the shop a call and we'll confirm before you order.
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