SKU: 89939565797

Holley LS1/LS2/LS6 Hi-Ram Intake Manifold - Black (HO300-227BK)

Sale price$985.50 Regular price$1095.00
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Description

Holley LS1/LS2/LS6 Hi-Ram Intake Manifold - Black (HO300-227BK)HO300 227BK EFI HI RAM BASE ONLY LS1 LS2 Manifold Base Only Suit EFI Application Part Number: HO300 227BK The Holley GM LS1 LS2 LS6 Modular Hi Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet metal for high performance applications where induction system height is not limited. Coupling this Hi Ram intake with the high flowing LS1 LS2 LS6 style cylinder heads has outstanding potential for N A and forced induction

HO300-227BK - EFI HI-RAM BASE ONLY LS1 LS2

Manifold Base Only Suit EFI Application

Part Number: HO300-227BK

The Holley GM LS1/LS2/LS6 Modular Hi-Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet-metal for high-performance applications where induction system height is not limited. Coupling this Hi-Ram intake with the high flowing LS1/LS2/LS6 style cylinder heads has outstanding potential for N/A and forced induction applications at a budget-minded cost. Aggressive, bold, race-bred styling will make bad intentions clear for drag race, muscle car, marine, off-road, sandrails, pulling trucks, track, street-rod applications and more!
The base is designed to be modular in configuration to accept a wide range of carbureted and EFI tops and to be attractive to builders and fabricators as the foundation for custom induction systems.
Runner length and the tapered cross-section designed to perform well for a wide range of engine configurations
EFI fuel rails are machined for -8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system and come standard with EFI Hi-Ram kits.
Cast aluminum construction.
Intended for use on N/A or forced induction engines in the 6.0 to 7.0+ liter range, max power at 7000-8000+RPM.
Features:
Port Size - 2.49" Height x 1.21" Wide
Mounting Flange Gasket Type - Standard LS3 Molded O-Ring
Plenum Top Gasket Type - 3/32" Round O-ring Cord
Runner Length - 6.58", As-Cast Runner Cross-Sectional Area - Tapered 4.25 in² to 2.53 in²
Black

Shipping Notes
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Exchange/Return Notes
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SKU: 89939565797

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allentda
Whiting, US
★★★★★ 4
amazing product, a little too pricey
it worked amazing while we were trying to swim in the ocean and snorkel in the ocean. The only downfall I have of this is the price is so much for such a little amount.
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Reviewed in the United States on July 15, 2025
S
Verified Purchase
Segev
Cuba, US
★★★★★ 5
Great clean sunscreen
Great sunscreen, made of minerals instead of chemicals, holds nice in water when surfacing
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Reviewed in the United States on September 6, 2025
R
Verified Purchase
Rachael
Boise, US
★★★★★ 5
My go to brand
My go to brand. Other brands I have to reapply constantly and still have sunburn. I love this brand and the stick is even better for applying sunscreen. Very reliable without any mess!
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Reviewed in the United States on February 3, 2025
N
Nicole Ward
Houston, US
★★★★★ 1
Not fur Surfing or other Water Sports
I got this in a swag bag from a surfing contest. The stick is very dry...that's the only way I can explain how it feels. It certainly doesn't glide on like other face sticks. After one wave and ducking my face in the water, the product smeared off and ran into my eyes. My vision got blurry from that, and it was really hard to see the waves coming in. I won't be using this product ever again. I also looked at the EWG website, and this product was given a 6. For those new to EWG, that's not a good rating. You want like a 1 or 2.
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Reviewed in the United States on January 10, 2026
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Verified Purchase
MJWalsh
Waukegan, US
★★★★★ 5
Perfect for travel
Nice size and easy to apply. And no burns!
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Reviewed in the United States on September 15, 2024

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