A metal plate with four holes for the gasket.

GP4 Graphite Exhaust Gasket for Perkins 4.108

This HDI Marine gasket fits Perkins 4.108

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P4B Exhaust Water Connector for Perkins 4.108

P4B Exhaust Water Connector for Perkins 4.108

This HDI Marine water connector fits Perkins 4.108

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