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Holley | Holley EFI Lo-Ram Intake Manifold
300-620
Holley | Lo-Ram EFI Intake Manifold 300-620 | Satin, top-feed plenum, 105mm TB, forced induction, 7000-8000 RPM | GM LS1/LS2/LS6 Cathedral Port
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CAD $1,542.29
CAD $1,814.46
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Holley – Lo-Ram EFI Intake Manifold
Description
The Holley 300-620 Lo-Ram EFI intake manifold is designed for GM LS Gen III and IV engines with LS1/LS2/LS6 (cathedral port) cylinder heads. It includes a 105mm Hi-Ram plenum top in a top-feed configuration, allowing installation of a plenum-mounted air-to-water intercooler with a reduced overall height. Its modular design accommodates custom front-feed configurations. High volume fuel rails with brackets for both long and short injectors are included. Intended for forced induction (supercharged/turbocharged) engines with peak power at 7000–8000 RPM. 3/4 in.-16 O-ring 8AN ports included.
Specifications
- Brand: Holley
- Part Number: 300-620
- Compatible Engine: GM LS1/LS2/LS6 (Cathedral Port)
- Type: Lo-Ram EFI, upper position
- Configuration: Top-feed plenum, 105mm throttle body
- Application: Forced induction (supercharged/turbocharged)
- Optimal RPM Range: 7,000 to 8,000 RPM
- High volume fuel rails: Included
- O-ring ports: 3/4 in.-16 (8AN)
- Finish: Satin
- Compatibility: GM LS1/LS2/LS6 (universal application)
- Condition: New
- Sold and shipped by GBP Performance
Note:
- Livraison GRATUITE / FREE Delivery
Compatibility (Application)
| Make | Model | Years | Engine | Notes |
|---|---|---|---|---|
| Not Application Specific | Not Application Specific | Not Application Specific | GM LS1/LS2/LS6 Cathedral Port | Universal application – refer to manufacturer specifications |
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