HomeEmission Control > Crankcase Ventilation SystemStandard Ignition V304 PCV Valve
Part #: V304

Standard Ignition V304 PCV Valve

8 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Honda, Civic
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Overview of Standard Ignition PCV Valve V304 for Honda Civic

The Standard Ignition PCV Valve V304 is designed specifically for Honda Civic models, ensuring proper crankcase ventilation and emission control. This snap-fit valve features a durable plastic construction with a black and white finish, engineered to maintain optimal engine performance.

  • Attachment Method: Snap fit for easy installation
  • Color/Finish: Black and white plastic
  • Connector: One female round connector
  • Hose Connector Quantity: 1 with 1-inch hose size
  • Inlet Diameter: 0.22 inches (5.588 mm)
  • Outlet Diameter: 0.15 inches (3.81 mm)
  • Nipple Orientation: Straight
  • Complete assembly without cap or gaskets included

Detailed Product Description

The Standard Ignition PCV Valve V304 is a critical component in the crankcase ventilation system of Honda Civic vehicles. Its snap-fit attachment method allows for straightforward replacement without the need for additional mounting brackets or gaskets. The valve’s female round connector and single hose connector accommodate a 1-inch hose, facilitating proper airflow and pressure regulation within the engine. Constructed from durable plastic, this valve withstands typical engine bay conditions while maintaining emission control standards. The straight nipple orientation supports direct hose connections, simplifying installation and maintenance.

Function and Common Issues Addressed

This PCV valve is essential for controlling crankcase gases and reducing harmful emissions in Honda Civic engines. It helps prevent several engine problems, including:

  • Excessive oil consumption due to crankcase pressure buildup
  • Engine rough idling caused by improper ventilation
  • Increased emissions leading to failed emissions tests
  • Oil leaks resulting from pressure imbalances
  • Potential engine sludge formation from trapped moisture and gases

Installation Notes and Tips

Installation of the Standard Ignition PCV Valve V304 is designed to be straightforward for Honda Civic owners and technicians. The snap-fit design eliminates the need for additional mounting hardware. Ensure the hose size matches the 1-inch connector for a secure fit. Inspect the valve and surrounding components for wear or damage during replacement. No cap or gaskets are included, so reuse existing seals if applicable or replace as needed to maintain a proper seal.

Quality Assurance and Warranty

Standard Ignition manufactures the V304 PCV valve to meet OEM specifications for Honda Civic vehicles. The plastic construction and precise dimensions ensure reliable performance in emission control systems. While no specific warranty details are provided here, Standard Ignition products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.

BrandStandard Ignition
Part NumberV304
Attachment MethodSnap Fit
Connector GenderFemale
Connector ShapeRound
Hose Size - Inches1
Hose Size - mmRefer to Inches
Nipple OrientationStraight
NotesComplete Assembly

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1995HondaCivic1.5LL4N/AStraight
1995HondaCivic1.6LL4N/AStraight
1994HondaCivic1.5LL4N/AStraight
1994HondaCivic1.6LL4N/AStraight
1993HondaCivic1.5LL4N/AStraight
1993HondaCivic1.6LL4N/AStraight
1992HondaCivic1.5LL4N/AStraight
1992HondaCivic1.6LL4N/AStraight

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

045-029517130P07A01191124262-937928-0133281016P11309864FV344PCA1212PCV196PCV242PCV379PV1057

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.