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(Push-In) The Spectre Oil Breather Cap 3/4in. (Push-In) stands as the essential valve cover accessory for classic and performance engines. It features a chrome-plated steel housing with an internal baffle that prevents oil splash while delivering superior crankcase ventilation that outperforms basic grommet caps or twist-on breathers by maintaining consistent airflow without leaks or oil misting during high-RPM operation.
Key Features
- SKU: 4300 | UPC: 089601430003 Spectre Oil Breather Cap 3/4in. (Push-In) The Spectre Oil Breather Cap 3/4in. (Push-In) stands as the essential valve cover accessory for classic and performance engines.
- Designed for universal fitment on valve covers with 3/4-inch to 1-1/4-inch breather holes, this push-in cap integrates seamlessly with stock or aftermarket setups to reduce pressure buildup and extend engine life.
- Crafted from durable triple-chrome plated steel for corrosion resistance and easy cleaning, it provides a polished look that complements show cars or hot rods better than plastic alternatives.
- It features a chrome-plated steel housing with an internal baffle that prevents oil splash while delivering superior crankcase ventilation that outperforms basic grommet caps or twist-on breathers by maintaining consistent airflow without leaks or oil misting during high-RPM operation.
Fitment
| Application Type | Universal or dimensional component |
|---|---|
| Required Verification | Exact dimensions, material, connection, mounting interface, and companion components |
Specifications
| Brand | Spectre |
|---|---|
| Manufacturer Part Number | 4300 |
| Product Type | Air Filters |
| Fitment Type | Universal or dimensional |
| Condition | New |
What's Included
One new Spectre air filters identified by manufacturer part number 4300. Hardware, clamps, hoses, filters, adapters, and service supplies are included only when stated for this exact product.
About Spectre
Spectre Performance develops air filters, intake systems, intake components, engine accessories, and related vehicle products for direct-fit and dimensional applications.
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Frequently Asked Questions
How do I confirm Spectre 4300 fits my setup?
Match the exact dimensions, material, connection size, mounting interface, and required companion components. Similar appearance alone does not confirm compatibility.
Is Spectre 4300 washable and reusable?
Serviceability depends on the exact filter media. Follow the current Spectre cleaning and oiling directions for this part number and never oil media specified as dry.
What should be checked after installing Spectre 4300?
Verify mounting, clamps, fasteners, seals, hoses, sensors, wiring, and surrounding clearance as applicable. Inspect for leaks or contact before normal operation.
Installation Instructions
Follow the current Spectre instructions for manufacturer part number 4300. Confirm fitment, clean mating surfaces, secure every connection, preserve sensor orientation, check surrounding clearance, and verify emissions requirements before operation.
Spectre
Shop Spectre air intake systems, replacement air filters, intake tubing, couplers, clamps, engine accessories, and service products by exact manufacturer part number and verified application.Choosing the Correct Spectre Product Match the complete Spectre manufacturer part number Confirm the listed year, make, model, engine, and emissions notes for direct-fit products Verify diameter, material, bend, connection, sensor, and mounting details for universal components Review included filters, clamps, adapters, hardware, and current installation instructions Vehicle FitmentVehicle-specific products use collapsed year ranges and canonical year, make, model, and only legitimate required submodel data for Convermax filtering. Engine displacement, engine configuration, fuel type, drivetrain, and chassis codes remain application details rather than vehicle models.Related Spectre Products All Spectre products Cold air intakes Air filters Air intake components Frequently Asked QuestionsHow do I...
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