Part Number:
HOL-300-255
Fits Chevy LS1 LS2 LS6, Single-Plane Race, Split Design, Square Bore, Aluminum, 2500-7000 RPM Range, Natural Finish
$499.95
⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals.
For more information, go to www.P65Warnings.ca.gov.
The new Holley Single-Plane Race intake manifold were designed with performance in mind. They feature a race bred, two piece split feature that was previously only found on the most expensive race intakes. The manifold will fit GM LS Gen III engines with cathedral port heads and are intended for 4150 style square bore flanged carburetors or throttle body EFI.
Maximum performance 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 split
Vacuum Port options include (2) 1/8, (1) 1/4, and (1) 3/8, NPT ports at the carb flange
Billet Fuel Rails and rail mounting hardware included.
Technical Data: A-B Height – 7.32" (0° carb flange angle), Port Size– 3.28" Height x 1.10" Wide, Throttle Body Flange – Standard 4150 for up to 1-3/4" diameter throttle bores, As-Cast Runner Cross-Sectional Area - 3.5 in² at the runner entry tapered to 2.9 in² at the flange exit
Note: EFI single plane split-design race intake manifold. Fits all GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads
| CNC Part Number | HOL-300-255 |
|---|---|
| Price | $499.95 |
| Sold As | Single |
| Manufacturer's Part Number | 300-255 |
| Brands | Holley |
| Part Types | Intake Manifold |
| Departments | Parts |
| Vehicle Make | Chevy LS |
| Intake Manifolds & Accessories | Intake Manifolds |
| Manifold Base | 4150 |
| Intake Finish | Natural |
| Manifold Type | EFI |
| Custom Notices | ⚠ PROP 65 WARNING |









