Weber 79160 Summit 420 Propane Manifold

What Problem This Part Solves
This manifold replaces worn, leaking, or malfunctioning gas control systems that can cause uneven flames, ignition issues, or unsafe gas flow. The manifold is critical because it regulates how propane reaches each burner—restoring it ensures even heat, proper ignition, and safe grill operation.

Key Features
Complete propane (LP) manifold assembly with integrated control valves
Distributes gas evenly to all burners for consistent heat output
Designed specifically for Summit 420 grills for exact fit
Includes valve system for precise flame control
OEM construction ensures safe and reliable operation

Compatibility / Fits Models
Fits Weber Summit 420 propane (LP) gas grills
Compatible with Summit E-420 and S-420 models (2007–2013)
Designed for LP (propane) configurations only
Fits most grills within this series—confirm model number before ordering

Installation / Use Instructions
Turn off and disconnect propane tank
Remove control panel and existing manifold assembly
Install new manifold and reconnect all valves and fittings
Perform a full leak test before use

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FAQ Section

Does this fit my grill?
This manifold fits Weber Summit 420 propane grills (E-420 and S-420). Confirm your model and year before ordering.

Is this for propane or natural gas?
This is a propane (LP) manifold only. A different part number is required for natural gas.

Does it include valves?
Yes, this is a complete manifold assembly with integrated control valves.

How long should this part last?
With proper use, manifolds can last many years, though heat and gas exposure may eventually cause wear.

How do I install it?
Remove the old manifold and install the new one, reconnecting all gas fittings. Professional installation is recommended if unsure.