Keep crankcase blow-by vapors moving along their intended path with the Standard Ignition PCV Valve V237. It drops in as a direct-fit replacement for the listed applications, including the 1986-1987 Ford Aerostar (L4-2.3L), 1987-1989 Ford Mustang (L4-2.3L), 1985-1988 Ford Ranger (L4-2.0L), 1985-1987 Ford Ranger (L4-2.3L), 1984-1985 Ford Tempo (L4-2.3L), 1985-1988 Ford Thunderbird (L4-2.3L), 1984-1986 Mercury Cougar (L4-2.3L), 1985 and 1988-1989 Mercury Topaz (L4-2.3L), and 1985-1989 Merkur XR4Ti (L4-2.3L).
- Manages crankcase ventilation: meters blow-by gases out of the crankcase and into the intake so they can be reburned through the PCV system.
- Straight nipple, two hose connectors: straight nipple orientation with two hose connections for routing the crankcase and intake lines.
- 3/8 in (10 mm) hose size: sized to work with 3/8-inch (10 mm) PCV hose.
- Emission-component build: produced by a global emission-parts maker that maintains quality control from componentry through finished product, with designs intended to address the original part's inherent failure points.
Signs the original may need replacing include rough idle, oil seepage at seals, or oil showing up in the PCV hoses — diagnose the cause first, and if a failed PCV valve is behind it, this V237 replaces it. The listed applications use one valve per engine, and this listing is for a single valve. Country of origin: Mexico. Manufacturer part number V237.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does the V237 PCV valve do?
It regulates the flow of crankcase blow-by vapors back into the intake to be reburned, as part of the engine's positive crankcase ventilation (PCV) system.
What vehicles does this PCV valve fit?
It's a direct-fit for listed Ford and Mercury applications such as the Aerostar, Mustang, Ranger, Tempo, Thunderbird, Cougar, Topaz and Merkur XR4Ti; see the Buyer's Guide tab for the full list with engine codes.
What are signs the PCV valve may need replacing?
Rough idle, whistling, oil leaks at seals or gaskets, or oil collecting in the hoses can be signs. These can have other causes, so diagnose the source before replacing the valve.
What hose size does it use?
It has a straight nipple with two hose connectors sized for 3/8-inch (10 mm) PCV hose.
How many valves do I need?
The listed applications use one valve per engine, and this listing is for a single valve.
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