Always the correct part
We know our products
Genuine Stant SO-74 (10074) Oil Filler Breather Cap (New Old Stock)
Restore your vintage engine detail with this genuine Stant SO-74 (SO74) oil filler cap. This is a Twist-On (Cam-Lock) style cap, often used on "Closed" or "California" emission systems that require a sealed or specific breather setup.
Manufactured in the USA, this New Old Stock (NOS) cap features a zinc-plated finish and is the correct replacement for Stant 10074 and Gates 31074.
Key Features:
Part Number: Stant SO-74 (Interchanges with Stant 10074)
Style: Twist-On / Cam-Lock (Non-Threaded)
Finish: Zinc Plated / Silver
Condition: New Old Stock (NOS) - Made in USA
Verified Vehicle Fitment:
Chevrolet / GMC Trucks (1964-1968):
C10, C20, C30, K10, K20, Suburban (Often listed for California Emission models)
Dodge (1964-1969):
Charger, Coronet, Dart, Polara, Monaco (V8 Models)
D100, D200, D300 Pickups, A100/A108 Vans
Plymouth (1964-1969):
Barracuda, Belvedere, Fury, Road Runner, Satellite, Valiant (V8 Models)
Mercury:
1964-1967 Colony Park, Commuter, Marauder, Montclair, Park Lane
Other:
1966-1967 Chrysler 300, New Yorker, Newport
Note: This is a TWIST-ON cap. It will not fit valve covers that require a push-in rubber plug.