SKU: 89562997828

Holley Lo-Ram Manifold Base and Fuel Rails Dual Fuel Injector-GM LS3/L92 300-683

Sale price$562.48 Regular price$624.98
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Description

Holley Lo-Ram Manifold Base and Fuel Rails Dual Fuel Injector-GM LS3/L92 300-683Dual Injector Manifold and Fuel Rails Satin Finish Features: Designed for GM LS Gen III and IV engines equipped with GM LS3 L92 cylinder heads Provides best performance for forced induction (supercharged or turbocharged) engine applications with peak power at 7000 8000 rpm, depending on the application Dual injector, separate passage, high volume fuel rails with mounting hardware, dual fuel capable, 8 AN o ring ports Low height to aid the packaging of

Dual Injector Manifold and Fuel Rails-Satin Finish


Features:

  • Designed for GM LS Gen III and IV engines equipped with GM LS3/L92 cylinder heads
  • Provides best performance for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm, depending on the application
  • Dual-injector, separate-passage, high-volume fuel rails with mounting hardware, dual-fuel capable, 8 AN o-ring ports
  • Low height to aid the packaging of a plenum mounted air-to-water intercooler in a top-feed configuration
  • Available with both as-cast satin and black power-coat finishes
  • High volume fuel rails for eight and sixteen injector configurations. Mounting hardware included with3/4-16 O-ring ports (8 AN)and mounting hardware included with 3/4-16 O-ring ports (8 AN)

Specs:

Basic Operating RPM Range 3500-8000 RPM
Brand Holley EFI
Category Filter Intake Manifolds
Clearance Category Intake Manifolds
Color Silver
Construction Cast
EGR Port No
Emission Code 3
Engine GM LS3/L92
Finish Silver
Fuel System Type EFI
Grade Type Performance
Injector Quantity Dual
Inlet Location Top
Intake Port Gasket(s) Included No
Manifold Type Lo-Ram
Material Aluminum
Nitrous Bung(s) Included No
Plenum Finish Natural
Product Type Intake Manifold Base
Recommended Use Forced Induction
Removable Runners No
RPM Power Band 3500-8000 RPM
Single Or Dual Plane Type Single Plane
Throttle Body Bore Diameter 105 MM
Throttle Body Included No
Warning California Proposition 65
Warranty Limited 90 Day

Application:

Year Make Model Submodel
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: 89562997828

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Dave
Belleville, US
★★★★★ 5
Quick response and refund.
Quick response and refund. Great customer service. Pleasantly surprised. Highly recommend if you are unsure of the quality of the item you are purchasing.
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Reviewed in the United States on January 11, 2026
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Servina Isbell
Alexandria, US
★★★★★ 5
Amazing customer support
I think all customer service should be like this. My footstool was ripping and I told them and they sent me a check. No questions asked and it came like within a week. I love them.
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Reviewed in the United States on April 27, 2025
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Daniel R. Robertson
Dallas, US
★★★★★ 5
prompt settlement for a broken chair
prompt settlement for a broken chair. I could not ask for a better protection plan.
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Reviewed in the United States on November 3, 2024
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Amazon Customer
Omaha, US
★★★★★ 5
Good, sturdy framework.
Assembly was not bad. Lay out all of your marked pieces, follow instructions and match up all supplied screws, etc.
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Reviewed in the United States on March 30, 2026
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Eve Smith
Port Orchard, US
★★★★★ 5
Great Resolution
Issued full refund for product within 10 business days
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Reviewed in the United States on June 1, 2026

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