Trick Flow R-Series 4150 Efi Intake Manifolds For GM Ls3

R-Series 4150 EFI Intake Manifolds for GM LS3. The R-Series intake manifolds by Trick Flow are computer-engineered to deliver carbureted-style aspiration to GM’s LS3 engine. Important features include A319 aluminum construction, a one-piece spider-type design, high-flow individual runners combined with a raised plenum floor, custom machining for fuel injection nozzles, and extra material for custom porting. These manifolds are intended for heavily modified engines that operate in the 3,500-7,500 plus RPM powerband and will accept standard Bosch and Siemens type fuel injectors. Overall height to the mounting pads is 6.285 in.
Specs: Part Number: TFS-32600112
Cylinder Head Configuration: Rectangular Port LS3/L76/L92/L99
Fuel Injection Style: Throttle body
Basic Operating RPM Range: 3,500-7,500
Intake Section Included: Complete
Engine Block Deck Height: Standard deck
Injectors Included: No
Multi-Port Fuel Rails Included: No
EGR: No
Aftermarket Fuel Rail Required: Yes
Throttle Body Included: No
Supplemental Bosses Cast-In: Yes
Supplemental Bosses Machined: Yes
Supplemental Boss Quantity: Eight
Runners Included: Yes
Runners Removable: No
Base Material: Aluminum
Base Color: Natural
Notes: Accepts standard Bosch and Siemens-type fuel injectors.