The LS3/L92 Lo-Ram manifolds base intake manifold is designed with a low height to aid the packaging of a plenum mounted air-to-water intercooler for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm. 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:

  • Designed for GM LS Gen III and IV engines equipped with GM LS3/L92 cylinder heads
  • Provides best performance for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm, depending on the application
  • Dual-injector, separate-passage, high-volume fuel rails with mounting hardware, dual-fuel capable, 8 AN o-ring ports
  • Low height to aid the packaging of a plenum mounted air-to-water intercooler in a top-feed configuration
  • Available with both as-cast satin and black power-coat finishes
  • 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)

Specs

Basic Operating RPM Range 3500-8000 RPM
Brand Holley EFI
Category Engine
Color Silver
Construction Cast
EGR Port No
Emission Code 3
Engine GM LS3/L92
Finish Silver
Fuel Injectors Included No
Fuel Rail(s) Included Yes
Fuel System Type EFI
Gasket Or Seal Included Yes
Grade Type Performance
Injector Quantity Dual
Inlet Location Top
Intake Port Gasket(s) Included No
Manifold Type Lo-Ram
Material Aluminum
Nitrous Bung(s) Included No
Part Type Engine Intake Manifold
Plenum Finish Natural
Product Type Intake Manifold Base
Recommended Use Forced Induction
Removable Runners No
RPM Power Band 3500-8000 RPM
Single Or Dual Plane Type Single Plane
Sub Category Cylinder Block Components
Throttle Body Bore Diameter 105 MM
Throttle Body Included No
Warranty Manufacturer's Limited 90 Day Warranty
UPC 090127100950
Part Number 300-683
SKU 300-683
Barcode # 90127100950
Brand Holley EFI
Shipping Weight 15.9200kg
Shipping Width 0.390m
Shipping Height 0.400m
Shipping Length 0.640m

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