SKU: 54730093715

Holley Single Plane EFI 4500 Split-Design Race Intake Manifold 300-294

Sale price$269.98 Regular price$299.98
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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18

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Description

Holley Single Plane EFI 4500 Split-Design Race Intake Manifold 300-294Overview: The new Holley Single Plane Race intake manifold is designed with maximum performance in mind. Featured is a two piece split design that provides access for all levels of porting and modification. With shoulder bolt locators and O ring seal, disassembly & reassembly is simple and precise. The manifold with AN 8 fuel rails fits GM LS Gen III engines with cathedral port heads and has a 4500 Dominator style carb flange for carburetors, EFI

Overview:

The new Holley Single-Plane Race intake manifold is designed with maximum performance in mind. Featured is a two-piece split design that provides access for all levels of porting and modification. With shoulder bolt locators and O-ring seal, disassembly & reassembly is simple and precise. The manifold with AN-8 fuel rails fits GM LS Gen III engines with cathedral port heads and has a 4500 Dominator style carb flange for carburetors, EFI throttle bodies, or EFI throttle body elbows, and is configured with a LS MAP sensor port along with other NPT plenum vacuum or air-temp sensor ports. The LS Race single-plane intake manifold is designed for hi-performance/racing engine applications, 5.3 to 6.2+ liter displacements, N/A or with power adders. The large volume 4500 plenum and optimized runners provide airflow potential for Hi-RPM engines with max power at 7500-8000+ RPM.

Features:

  • Maximum performance 4500 Dominator flange race design with hood clearance consideration
  • Lighter than other split race intakes
  • Split feature making porting efforts easy!
  • 33 to 50% the price of other split race intakes
  • Captured O-ring seals at head ports and plenum split
  • Vacuum Port options include (2) 1/8, (1) 1/4, and (1) 3/8, NPT ports at the carb flange
  • Two versions available: EFI type - Billet Fuel Rails and rail mounting hardware included, or Carbureted / Sniper EFI 4500 TBI style

Application:

Year Make Model Submodel Engine Size
Universal

Specs:

Barrels 4
Brand Holley
Color Silver
Construction Cast
Emission Code 3
Engine GM LS1/LS2/LS6
Finish Satin
Flange Style 4500
Front Height 7.32"
Fuel System Type EFI
Manifold Type Split Single Plane
Product Type Manifold
Rear Height 7.32"
RPM Power Band 2500-7000
Warranty Limited 90 Day
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: 54730093715

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Susan
Belleville, US
★★★★★ 5
Durable and fun!
Color: Michigan Wolverines
I’m impressed with this toy! My two puppies absolutely love it and it’s been a hit during playtime. What stands out the most is how durable it is. This toy has held up much longer than most of the others I’ve tried. Despite my puppies energetic play, it’s still in great shape! Plus, it’s the perfect size for them to carry around and chew on. Definitely a must-have for any Michigan fan with pups!
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Reviewed in the United States on November 25, 2024
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Sondra Baggett
Massapequa, US
★★★★★ 2
Okay
Color: Georgia Bulldogs
This toy is ment for a tiny dog so if you have a medium or large dog don't buy it.
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Reviewed in the United States on December 30, 2025
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Amazon Customer
Chelsea, US
★★★★★ 5
No extra Cleanup!
Best paper plates. The other plates don’t hold food, they break down and spill your food. Dixie does not. Little more expensive, but worth it. You save money on cleanup..
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Reviewed in the United States on October 24, 2025
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fLORIDAMAN2013
Chelsea, US
★★★★★ 5
Tough Plate
These are great dishes for the size! They fit perfectly in our small microwave, are highly grease-resistant, and hold up to several heating's without falling apart.
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Reviewed in the United States on February 7, 2026
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Sydney Lambert
Belleville, US
★★★★★ 5
Durable and Reliable
Some of the best plates! I love how durable they are!
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Reviewed in the United States on November 17, 2025

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