Part # 300-683
$1,406.95
The Holley LS3 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS3/L92 cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Lo-Ram intake manifolds are designed for forced induction (supercharged or turbocharged) engine applications and the 105 mm throttle body part number 112-581 or similar models. The base intake manifold is designed with a low height to aid the packaging of a plenum-mounted air-to-water intercooler. Additional manifold designs include both single and dual injector options. Available with both as-cast satin and black power-coat finishes. High volume fuel rails for eight and sixteen injector configurations. Mounting hardware included with 3/4-16 O-ring ports (8 AN)
Features & Benefits
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)
Fits: Dual Injector Manifold and Fuel Rails-Satin Finish
In the box: Fuel Rail(s), Gasket Or Seal, Throttle Body Gasket
| Basic Operating RPM Range | 3500-8000 RPM |
| CNC Ported | No |
| Carburetor Flange | N/A |
| Carburetor Quantity | N/A |
| Color | Silver |
| Construction | Cast |
| Cylinder Head Port Shape | Rectangle |
| Deck Height | 9.24 IN |
| EGR Port | No |
| Engine | GM LS3/L92 |
| Flange Style | N/A |
| Fuel System Type | EFI |
| Injector Quantity | Dual |
| Inlet Location | Top |
| Manifold Type | Lo-Ram |
| Material | Aluminum |
| Plenum Finish | Natural |
| Recommended Use | Forced Induction |
| Removable Runners | No |
| Removable Top/Lid | Yes |
| Single Or Dual Plane Type | Single Plane |
| Throttle Body Bore Diameter | 105 MM |
| Vacuum Ports | Yes |
The EFI Brain
Chat is launching soon. In the meantime, reach us directly — email is fastest.
Email horsepowerconnection@gmail.com Text 928-706-6112 Call 928-706-6112 All support options ›