Description
HGE 4354 MerCruiser Center-Riser Mounting Kit – 4354MK
HGE 4354 MerCruiser Center-Riser Mounting Kit – 4354MK is a fitment-specific HGE Marine Engine Products exhaust mounting kit. HGE 4354 MerCruiser center riser Use only with the matching HGE exhaust component and verify gasket style for raw-water vs closed-cooling configuration. Match the original OEM/casting number and verify engine model, serial range and cooling configuration before installation.
Features
- Application-matched gaskets and hardware
- Reduces the need to source individual fasteners and sealing parts
- Hardware sizes follow HGE catalog specification
- Designed for the named HGE manifold or riser
- Replace exhaust gaskets whenever the joint is disturbed
Specifications
- Manufacturer: HGE Marine Engine Products
- Manufacturer Part Number: 4354MK
- Store SKU: HGE-4354MK
- Product Type: Exhaust mounting kit
- Kit application: HGE 4354 MerCruiser center riser
Application / Fitment
HGE 4354 MerCruiser center riser
What’s Included / Mounting Kit
HGE 41811 closed riser gasket x1; HGE 41813 restrictor riser gasket x1; 3/8-16 x 5-7/8 in. bolts x4; lock washers x4; 3/4 in. NPT steel plug x1.
Fitment note: Marine engine exhaust parts can vary by engine serial number, cooling system, riser height and prior supersessions. Compare the original part/casting number and physical configuration before installation.

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