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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
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Description
Holley Adjustable Fuel Injection Regulator # HO512-505Holley Adjustable Fuel Injection Regulator # HO512 505 Fuel Pressure Regulator, Aluminum, 20 75 psi, Universal, Each These adjustable Holley fuel injection regulators are capable of providing all of the fuel pressure that your high performance, fuel injected vehicle will require. They utilize a special wave spring to maintain constant fuel pressure. Pressure Range (psi): 20 75 Regulator Style: Return Regulator Location: Inline Boost Vacuum Reference
Holley Adjustable Fuel Injection Regulator # HO512-505Fuel Pressure Regulator, Aluminum, 20-75 psi, Universal, Each
These adjustable Holley fuel injection regulators are capable of providing all of the fuel pressure that your high performance, fuel injected vehicle will require. They utilize a special wave spring to maintain constant fuel pressure.
Pressure Range (psi):20-75
Regulator Style:Return
Regulator Location:Inline
Boost/Vacuum Reference Port:Yes
Boost/Vacuum Rise Ratio:1:1
Gauge Port:No
Mounting Bracket Included:Yes
Fittings Included:Yes
Rebuildable:No
Inlet Quantity:One
Inlet Attachment:Female threads
Inlet Size:-6 AN
Outlet Quantity:One
Outlet Attachment:Female threads
Outlet Size:-6 AN
Return Attachment:Female threads
Return Fitting Size:-6 AN
Regulator Material:Aluminum
Regulator Finish:Natural
Quantity:Sold individually.
Notes:Fuel/boost ratio can be changed up to 4:1, depending on which included disc is used.
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
4.0 ★★★★★
Based on 11 reviews
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Product Reviews
★★★★★ 5
Great Quality
Love these bracelets! Great value. They’re super durable and high quality at such a reasonable price point. They also fit nicely perfectly.
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Reviewed in the United States on April 12, 2026
★★★★★ 5
Every detail is perfect
Color: Gold+White, Color: Gold+White
I’m absolutely obsessed with this set! It’s honestly one of the most beautiful things I’ve ever bought on Amazon. The quality is stunning, it looks and feels like a high-end designer brand. Every detail is perfect, and it shines so beautifully. I’m beyond impressed and would recommend it a thousand times!
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Reviewed in the United States on October 21, 2025
★★★★★ 3
Quality
I returned it because I didn't want it to come out broken again within a few weeks and the solid bracelet was to small
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Reviewed in the United States on January 1, 2026
★★★★★ 5
Perfect for tall outfits
My daughter love this braclet and the color is black which goes on every one and the combination black and gold always my favorite.and it look elegant on every wear.it is perfect and the size and the bangle is also very nice you can wear both the together and you can wear individual also.the quality is also very nice.
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Reviewed in the United States on September 23, 2025
★★★★★ 5
Custom Initial Necklace
It is beautiful and I love it!
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Reviewed in the United States on May 9, 2026