SKU: 37666558341

FUEL RAIL, TOP FEED CONVERSION, MAZDA 13B-REW SECONDARY

Sale price$135.90 Regular price$151.00
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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

FUEL RAIL, TOP FEED CONVERSION, MAZDA 13B-REW SECONDARYThis Radium Engineering secondary fuel rail is for the Mazda 13B REW rotary engine. With the use of the provided 2AN ORB plugs, this adaptable design permits both the OEM 2 port intake manifold and aftermarket 4 port intake manifolds. The aluminum fuel rail is anodized black for compatibility with all popular fuel types including E85. Manufactured with a large internal bore, the fuel rail can support all necessary engine power requirements. The three

This Radium Engineering secondary fuel rail is for the Mazda 13B-REW rotary engine.

With the use of the provided 2AN ORB plugs, this adaptable design permits both the OEM 2-port intake manifold and aftermarket 4-port intake manifolds.

The aluminum fuel rail is anodized black for compatibility with all popular fuel types including E85. Manufactured with a large internal bore, the fuel rail can support all necessary engine power requirements. The three 8AN ORB ports are compatible with these fittings. The extra center port allows additional fuel system accessories such as the OEM fuel temperature sensor, a pressure transducer, Radium fuel pulse damper, etc.

Insulating spacers and washers are included with stainless steel hardware to prevent thermal energy from conducting heat into the fuel. The two M8 extension mounts are made from stainless steel for superior strength and corrosion resistance.

For the OEM 2-port intake manifold, the included 20mm insulating spacers, billet injector seats, and 2AN ORB plugs will be used. Also, for the required space, an air control valve delete for the OEM 13B-REW intake manifold (sold separately) is required. See Radium 20-0449 HERE.

The included 14mm lower injector seats were designed specifically to be compatible with or without the OEM diffusers in place. They feature FKM O-rings making them suitable for boosted applications. NOTE: if using an Elite Rotary Shop 4-port intake manifold.

With this fuel rail, all lower intake manifolds variations are compatible with the fuel injectors listed below. For the Xcessive Manufacturing 4-port intake manifold, the included 11mm insulating spacers will be used.

Shipping Notes
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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
SKU: 37666558341

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4.6 ★★★★★
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Veronica
Cuba, US
★★★★★ 5
Best Toddler Sneakers
Started using them when my toddler was 1.5 years old (she wore the size 18-24). Since Robeez doesn’t have bigger sizes of this shoe in their website and they also don’t deliver to my country, I looked in Amazon and to my surprise I found them. So I now have the next size. My toddler loves them, they’re comfortable, easy to put on/take off and beautiful. I highly recommend all Robeez shoes (if they deliver to your country!)
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Reviewed in the United States on March 30, 2023
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DataGeek
Birmingham, US
★★★★★ 5
Great water shoe
Great shoe for toddlers to walk around in a pool. Provides necessary support and stability.
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Reviewed in the United States on December 1, 2025
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Angie
Birmingham, US
★★★★★ 4
Double check sizing
Too big for my toddler, recommend sizing down. Quality is good if the fit is good.
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Reviewed in the United States on June 20, 2025
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Verified Purchase
Jessica W
San Leandro, US
★★★★★ 3
Sizing
These were cute unfortunately way too big. The sizing thing is really off.
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Reviewed in the United States on January 25, 2026
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Tara R
Birmingham, US
★★★★★ 5
Cute
Cute shoes. A little faded, but adorable
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Reviewed in the United States on February 9, 2025

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