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Cross-Ram Small Block Chevy LS3 Black Intake Manifold
$1,709.95
Edelbrock Black Cross- Ram LS3 Rect Ports Intake Manifold GM LS Engines
In stock
SKU
71413
The Edelbrock LS3 Cross-Ram #71413 intake manifold is designed for Gen IV engines with LS3, L92 and L76 rectangular port cylinder heads. The Cross-Ram LS3 is ideal for anybody looking to combine great looks and outstanding performance between 1,500 - 7,000 rpm. The unique dual-plenum design features 13" long runners with flanges that will accept two, 90mm GM LS3 throttle bodies. The unique cross-ram dual-plenum design is ideal for twin turbo applications. When matched with high flowing air filters and inlet tubes, the dual-plenum system gives neck-snapping performance with plenty of options for engine builders and tuners. Dyno testing resulted with gains of 27 horsepower and 28 ft-lbs. of torque over a popular aftermarket manifold. The Edelbrock LS3 Cross-Ram #71413 also features a durable black powder coated finish for long lasting protection and a distinctive look.
Installation Note:
• Uses LS3/L76 style individual port O-ring seals GM PN19256623 or Edelbrock #7395.
• Plenum gaskets use Edelbrock #7271
• Fuel Rail Recommendations: Use Edelbrock fuel rail kit #3654.
• Manifold height: A-9.35", B-8.01", C-17.50", D-2.65" E-0-degree vertical x 5-degree inward
• Port exit dimensions: 1.19” x 2.48”
• Use RTV sealant to properly seal end seals, such as Edelbrock High Temp Silicone sealant #1076, DO NOT USE END SEALS GASKETS.
• Hardened washers must be used with intake bolts to ensure proper torque and prevent galling of the aluminum.
Installation Note:
• Uses LS3/L76 style individual port O-ring seals GM PN19256623 or Edelbrock #7395.
• Plenum gaskets use Edelbrock #7271
• Fuel Rail Recommendations: Use Edelbrock fuel rail kit #3654.
• Manifold height: A-9.35", B-8.01", C-17.50", D-2.65" E-0-degree vertical x 5-degree inward
• Port exit dimensions: 1.19” x 2.48”
• Use RTV sealant to properly seal end seals, such as Edelbrock High Temp Silicone sealant #1076, DO NOT USE END SEALS GASKETS.
• Hardened washers must be used with intake bolts to ensure proper torque and prevent galling of the aluminum.
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov. 
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