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Description
Earls Oil Fill Cap w/ PCV Vent - 3434120ERLOverview: These late model valve cover fill caps screw into the valve cover like an ordinary cap. These caps feature a baffle & 10 ORB (7 8" 14 Straight Thread O Ring Style Port) for use w AN O Ring Fitting (or Port hose end) & AN hose to the catch tank or PCV. These caps eliminate the need to modify your valve covers when adding a catch tank to your racing engine (required by most sanctioning bodies in racing applications). Choose from two versions w
Overview:
These late model valve cover fill caps screw into the valve cover like an ordinary cap. These caps feature a baffle & -10 ORB (7/8"-14 Straight Thread O-Ring Style Port) for use w/ AN O-Ring Fitting (or Port hose end) & AN hose to the catch tank or PCV. These caps eliminate the need to modify your valve covers when adding a catch tank to your racing engine (required by most sanctioning bodies in racing applications). Choose from two versions w/ one that fits OEM valve covers (GM LS, GM Gen-V LT, & Ford Coyote), and the second version that fits Holley Cast Aluminum GM LS Valve Covers. Billet aluminum construction w/ black anodized finish. Use w/ ORB (O-Ring Port) hose end AT849010ERL, or O-ring Port to AN Flare Adapter AT985010ERL (straight), or AT949010ERL (90 Degree) & AN hose to the Catch Tank.Features:
- Easy Way to Add Catch Tank to Racing Engine w/o Modifying the Valve Cover
- Screws Into Valve Cover Like an Oil Fill Cap
- -10 ORB (7/8"-14 Straight Thread) O-Ring Boss Port for Use w/ AN Hose to Catch Tank or PCV
- Use w/ O-Ring Port Hose End AT849010ERL, or O-Ring Adapter AT985010ERL (straight) or At949010ERL (90 degree)
- Internal Baffle Inside Cap – Helps to Reduce Transfer of Oil to Catch Tank
- Billet Aluminum Construction w/ Black Anodized Finish
- Fits Holley Cast Aluminum LS Valve Covers
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| Universal |
Specs:
| Adapter AN Size ( A ) | 10 ORB Port |
|---|---|
| Adapter Type | Breather |
| Brand | Earls |
| Emission Code | 3 |
| Finish | Anodized Black |
| Material | Aluminum |
| Product Type | Valve Cover Accessories |
| Thread Size | 1-5/16"-12 |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 11 reviews
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Product Reviews
★★★★★ 5
Soft partial cotton t shirts
Color: Black, White, Dark Gray, Light Gray, Size: X-Large
Nice soft t shirts
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Reviewed in the United States on May 31, 2026
★★★★★ 1
Not for me
Color: Black, White, Dark Gray, Light Gray, Size: Medium
Quality is fair-returned
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Reviewed in the United States on May 10, 2026
★★★★★ 5
Simply beautiful!
Size: X-Large, Color: White
Really soft and looks exactly like the picture. Very comfortable and good quality. True to size and value for the money.
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Reviewed in the United States on April 12, 2026
★★★★★ 5
Fits
I got it for my son to wear for Eid. He loves it, and fits perfectly!!
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Reviewed in the United States on March 26, 2026
★★★★★ 5
Good
Size: X-Large, Color: Navy
Great
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Reviewed in the United States on April 4, 2026