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2Pcs Exhaust Flapper Kit for MerCruiser Stern Drive Engines 4.3L 5.0L 5.7L 5.8L 6.3L 7.4L 8.2L 1998 & Newer Models Replace# 807166A1

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Product details

Management number 233745319 Release Date 2026/06/27 List Price $7.99 Model Number 233745319
Category
  • Fitment: This exhaust flapper kit serves as a direct replacement for original equipment manufacturer part number 807166A1. Designed specifically for use with for MerCruiser stern drive marine engines, these components maintain the factory specifications required for proper fitment and operation.
  • Scope of application: Engineered for compatibility with for MerCruiser V6 and V8 stern drive engines ranging from 4.3L to 8.2L displacement. Verified fitment includes models manufactured from 1998 through current production years. Specific applications include 4.3L, 5.0L, 5.7L, 5.8L, 6.3L, 7.4L, and 8.2L engine configurations. Always cross-reference your engine's serial number and manufacturer specifications before purchase to confirm compatibility with your marine propulsion system.
  • Materials: Manufactured using nitrile rubber compound (NBR) selected for its operational characteristics in marine environments. Its material composition maintains flexibility under temperature variations while exhibiting outstanding performance commonly required in exhaust applications.
  • Exhaust System Backflow Prevention: These exhaust flappers function as preventive components designed to help reduce the potential for water intrusion through the exhaust pathway. During operation, the shutters help minimize reverse water flow that could enter through the exhaust ports. This function assists in maintaining normal engine operation by helping to prevent water from entering the combustion chamber area through the exhaust system.
  • Installation Process & Support Coverage: Designed to match original equipment dimensions for straightforward installation without modification requirements. The replacement procedure typically involves removing the existing components and installing these flappers using conventional hand tools. EDIETH offers a 12-month warranty period for manufacturing-related issues. If any issues related to production quality arise during this period, we provide product replacement or refund services.
ASIN B0FNWD3LXM
Brand EDIETH
Model Exhaust Flapper Kit
Item Weight 7 ounces
Manufacturer EDIETH
OEM Part Number 0109-2E
Item model number 807166A1
Package Dimensions 7.8 x 6.42 x 1.14 inches
Manufacturer Part Number 807166A1

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