SKU: 73785258765

FULL RACE 4 PORT MAC BOOST CONTROL SOLENOID

Sale price$58.49 Regular price$64.99
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Description

FULL RACE 4 PORT MAC BOOST CONTROL SOLENOIDFULL RACE 4 PORT MAC BOOST CONTROL SOLENOID Our 4 port MAC boost control solenoid valve is designed to target a clearly defined boost curve and improve boost responses, and in some cases with a soft WG springquicker spool. The 4 port design works equally well in low boost and high boost applications. The 4 port MAC differs from a traditional 3 port MAC BCSV (boost control soleniod valve) because it precisely directs pressure to the open and close

FULL-RACE 4 PORT MAC BOOST CONTROL SOLENOID

Our 4-port MAC boost control solenoid valve is designed to target a clearly defined boost curve and improve boost responses, and in some cases with a soft WG spring—quicker spool. The 4-port design works equally well in low boost and high boost applications. The 4 port MAC differs from a traditional 3 port MAC BCSV (boost control soleniod valve) because it precisely directs pressure to the open and close ports of your wastegate diaphragm. This allows for a much lower wastegate spring pressure for better low gear boost control and perfect high gear, high boost control. Low gear boost means more traction at launch and lower gears and higher boost at higher gears when traction is usally less of an issue. This is commonly refered to as "boost by gear"

  • MAC Part number – 46A-AA1-JDBA-1BA

FEATURES

  • Better spool-up time and mid-range power
  • Better duty cycle control to hit target boost and hold
  • The solenoid is normally closed so that on failure you will run off the waste-gate spring only – to prevent over-boosting.
  • 1/8th NPT fittings

COMPATIBILITY

  • Ideal for use in sealed Dual Port Internal WG applications, Internal or External
  • Hondata S300, K-Pro or Flashpro
  • Cobb Tuning AccessPort
  • All PWM modulated standalone and piggyback ECUs will support this 4 port BCSV!

Note: 4 Port MAC Boost Control Solenoid must be mounted upside down on B2 EFR frames. This allows the exhaust port to point towards the wastegate nipple. Use our mounting bracket. 

OPTIONAL UPGRADES

  • Full-Race Vacuum/Boost Block
  • BorgWarner EFR Wastegate Hose Kit
  • Fittings and Filter for 4 Port Boost Control Solenoid
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 73785258765

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Carmen Alicea
Charlottesville, US
★★★★★ 5
A Beta Worth Rooting For
Format: Kindle
In Spare, Violet Fox flips the omegaverse on its head, giving us a Beta heroine determined to make her mark. Joining the Beta Trials to support her sick father, she's thrown into a pack that doesn't want her, especially the possessive Alphas. But here's the twist: their sweet Omega turns out to be her scent match. Cue the angst, forbidden tension, and a slow-burn romance that will make your heart ache in the best way. Violet Fox delivers an emotional, refreshing take on the genre, proving Betas aren't "spares." They're stars.
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Reviewed in the United States on January 10, 2025
C
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C. Hunter
Louisville, US
★★★★★ 5
Beta, Alpha, Omega oh my!
Format: Kindle
Omegas are precious and given to Alphas & their packs... but the Betas want in too. To this end, the Beta government is rolling out its trial of assigning a Beta to each Alpha-Omega pack. But forcing a Beta into a pack where they are not wanted will not end well... Of course, no one expected the Omega to fall for the assigned Beta. Great read and cliffhanger
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Reviewed in the United States on February 15, 2025
B
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B. Stubby
West Palm Beach, US
★★★★★ 3
A familiar story, just with…..less.
Format: Kindle
So, as other reviewers make clear, this is very similar to Pack Darling and The Beta. It’s much closer aligned with The Beta, in plot and maybe more like Pack Darling with characters. That being said, I don’t hate this…..but it wasn’t great either. It’s both books mentioned but just….less. Less angst, less emotion, less feeling. The plot feels very half fleshed out, and the “bad guy” feels underwhelming. I didn’t really feel any real emotions from and of the male leads, except maybe Oliver. The others fell sorta flat for me. And Mika makes herself out to be this big bad ass straight outta training and then we never see it from here again with the one fitting room incident as the exception. SPOILER: The whole, “Oh, I’m actually probably an Omega, but I don’t wanna be but I do actually wanna be but no one can ever know my secret that I do nothing to hide “ thing fell so flat. She never commutes to believing she was secretly an omega, but also mentions her “secret” a lot. It just felt so manufactured. I’m intrigued enough to read part 2 and see how the author closes everything out, but this is not one I’ll recommend or ever come back to.
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Reviewed in the United States on February 13, 2024
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SR
Omaha, US
★★★★★ 5
Good start to a series
Format: Kindle
I delayed reading the series for reasons I don’t remember. But my TBR list is huge so I thought I’d take a shot of this and I was pleasantly surprised. I didn’t think the blurb about it was anything special. But it was a very good book. It took some interesting twists and turns. I am so glad the second book is already out. Because I would not have waited patiently. Very slow burn but good storyline. 🔥🔥/5
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Reviewed in the United States on January 3, 2025
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Jammie Clark
Boise, US
★★★★★ 4
A good read
Format: Kindle
Multiple points of view. 3 Alpha men and an Omega male. She is a Beta in training for a new program placing betas in Alpha/Omega packs. Mila is only doing the program for the money to take care of her dad. She wasn't expecting to fall for a pack but when she sees this packs Omega she is done for. There is just something about him. His Alphas are good looking as well. Too bad she is hiding a secret and their government is acting shady. I liked it and can't wait to see where their story goes.
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Reviewed in the United States on November 14, 2023

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