JEGS
Mid-Rise Single Plane Intake Manifold for GM LS1/LS2/LS6 with Cathedral Port Heads [Black]
555-513100
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Carbureted LS Intake Manifolds
JEGS 555-513100 GM LS Mid-Rise Single Plane Intake Manifold Features
- Designed for GM LS1, LS2 & LS3 applications using a 4-BBL carburetor or EFI throttle body
- Accepts a 4150/4160 square bore flange with up to a 1.750 in. diameter throttle bore
- Mid-Rise single-plane design provides optimum performance and fuel distribution for racing applications
- Port Dimensions: .919 in. W x 2.700 in. H
- Manifold Height:
- Front Height (A): 4.950 in. from front lifter valley cover to carb mounting flange
- Rear Height (B): 4.950 in. from rear lifter valley cover to carb mounting flange
- Carb Pad Height = 4.950 in.
- Click here to determine carburetor pad height.
- Intake port matching is recommended for optimum performance
- Carburetor Flange Angle: 0 degree
- Vacuum Port Thread: 3/8 in. NPT
- (8) Intake runner bosses cast in for nitrous or fuel injector ports
JEGS 555-513100 GM LS Mid-Rise Single Plane Intake Manifold Includes
- (6) Mounting Bolts: M6-1 x 88.91 UHL Zinc-plated with 10mm hex head
- (4) Mounting Bolts: M6-1 x 64.65 UHL Zinc-plated with 10mm hex head
- (10) Flat Washers: 6mm Zinc-plated
- (1) Pipe Plug: 3/8 in. NPT with 8mm hex/allen head (used to block the manifold vacuum port if necessary)
- (8) Viton O-ring cylinder head mounting flange gaskets
Additional Recommended Items to help you with your installation (Sold Separately)
- Carburetors
- Carburetor AN Fuel Inlet Lines & Fittings
- Carburetor AN Fuel Hose & Fittings
- Carburetor Spacers
- Fuel Filters
- Carburetor Linkage, Choke Kits & Components
- JEGS Bandit Series EFI Throttle Body System
| JEGS Carb Recommendations/Notes | ||||
| Carburetors | ||||
| 570 CFM | 670 CFM | 770 CFM | ||
| Up to 300 HP | 300 to 400 HP | 400 to 500 HP | ||
| Manual Choke | 510-0-81570 | 510-0-81670 | 510-0-81770 | |
| Electric Choke | 510-0-80570 | 510-0-80670 | 510-0-80770 | |
| Carburetor Studs | ||||
| 555-15840 | 1-1/2" Studs | Suggested for carb and gasket only | ||
| 555-15841 | 2" Studs | Suggested for carb and 1/2" spacer | ||
| 555-15842 | 2-1/2" Studs | Suggested for carb and 1" spacer | ||
| 555-15846 | 3-1/2" Studs | Suggested for carb and 2" spacer | ||
| Carburetor Base Gaskets | ||||
| 555-16100 | Open (Square Flange) | |||
| 555-16105 | 4-Hole (Square Flange) | |||
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Specifications:
Will this fit a lm7 5.7l yr 2004 want use engine in me jet boat.
Will this fit the 4.8 LS as well? I'm trying to set mine up for carb but also not spend 400 too 500 on a intake thank you in advance
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