A great choice for street and strip, boost or naturally aspirated carbureted LS swap vehicles, this is Holley's mid-rise carburetor intake for GM LS3/L92 motors. Please note, this is for square port cylinder heads and *will not fit* Cathedral port cylinder heads (such as LS1, LQ4). For cathedral port intakes, please see our other items.
This is a great choice for those using the GMP CNC ported (or unported) heads on their 6.0 and larger motors.
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2500-7000 RPM power band
4150 Square bore flange (accepts up to 1.75" diameter throttle bores)
Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM
Minimum carb flange height - fit in vehicles with minimum hood modifications
Cast aluminum construction - great manifold for centrifugal blower, turbocharged or NOS power adder applications