Holley LS3/L92 Dual Plane Mid Rise Intake Manifold (HO300-129)

HO300-129 - LS3 INTAKE MANIFOLD 4B/CARB

Suit Single 4150/4160 Carburettors

Part Number: HO300-129

Got an LS engine to get running? Nothing is easier than bolting on a carburetor. Holley's dual plane carbureted intake for GM's LS engines will help you get on the streets quick!
Its dual plane design makes it perfect for low end torque, yet it still pulls all the way to 6,500 RPM! Our O–ring cylinder head mounting flange gaskets provide an OEM style seal and make installation a snap. Bolt one on today!
Features:
1500-6500 RPM power band
4150 square bore carb mounting flange
Optimized runner layout and constant cross sectional area provide a broad torque curve
Minimum carb flange height means it fits in vehicles with minimal or no hood modifications
Great for carbureted or throttle body EFI street applications
Cast aluminum construction and efficient casting design for light weight, consistent wall thicknesses and improved casting quality
Weighs 14.56 lbs.
Height (front) - 5.07" from front lifter valley cover to carb mounting flange
Height (rear) - 6.14" from rear lifter valley cover to carb mounting flange
Port size - 2.454" height x 1.09" wide
Mounting flange gasket type - O-ring
Includes Viton® O-rings - Viton® is a registered trademark of DuPont Performance Elastomers