Air and Fuel› Intake Manifolds and Components
Holley
BASE IM & FUEL RAILS, LS1 LO-RAM, BLACK
SKU: H00E 300-600BK
Moderate — 2–4 hours
Description
Part #: 300-600BK
The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifold and rail kits will work with OE (Original Equipment) or aftermarket cylinder heads.
Features:
- Base manifold and rail kit for Low-Ram 300-620BK allows you to select your components individually as you build your intake system
- Designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads
- Low height to aid the use of a plenum mounted air-to-water intercooler in a top-feed configuration
- Designed for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm depending on the application
- High volume fuel rails and mounting hardware included with ┬╛"-16 o-ring ports (8 AN)
Black Finish with Single Injector manifold and fuel rails
Fitment
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Specifications
| Brand | Holley |
| Part Number | H00E 300-600BK |
| Weight | 17.6 lb |
Videos
HOW TO INSTALL HOLLEY ULTRA LO-RAM MANIFOLD KIT LT1 CORVETTE C7
How to Install a Burst Panel on a Holley Lo-Ram Intake Manifold
How To Install A HOLLEY Hi Ram & Lo Ram
NEW* Holley Lo-Ram - Quick video to show height
Holley EFI Cast Intake Manifold Buyer’s Guide for GM LS and LT Engines
7700-RPM JUNKYARD 5.3L LS INTAKE TEST. HI RAM VS LOW RAM-WHICH HOLLEY LS INTAKE MAKES THE MOST HP?
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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