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One Pair of Water Shutter Kit Exhaust Flapper Kit Compatible with MerCruiser Stern Drive 4.3L 5.0L 5.7L 5.8L 6.3L 7.4L 8.2L Engines 1998-UP Replace# 807166A1
✅ In stock
F
Grade
🏷️ Price includes Coupon savings
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
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Price verified Oct 26, 2026 8:18 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
AUTO SOLUTION 2022
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【Replace Part Number】: The 2 pcs water shutter kit fit MerCruiser replace part number: 807166A1.
✓【Fitment】: One pair of exhaust flapper kit compatible with MerCruiser Stern Drive V6 V8 Engines,4.3L 5.0L 5.7L 5.8L 6.3L 7.4L 8.2L,1998-UP Models.
✓【Nitrile Rubber】:The water shutters are made from high-quality nitrile rubber, which exhibits excellent heat resistance, tear resistance, and good sealing properties, ensuring its superior performance and long lifespan during operation.
✓【Water Backflow Prevention】:Thisexhaust flappers are effective in preventing external water from reverse-flowing and entering the cylinder through the exhaust port.
✓【Easy Installation】:The exhaust flapper kits are designed according to the standard exhaust pipe diameter specifications, and can be replaced and installed directly without any modifications.
✓【Package Included】: 2 x Water Flapper Exhaust Shutters, 4 x Grommets
⚙️ Specifications
Brand
HIMARKLIF
Item Weight
6.7 ounces
Vehicle Service Type
Boat
Number of Packs
2
Manufacturer
HIMARKLIF
OEM Part Number
807166A1
Automotive Fit Type
Vehicle Specific Fit
Unit Count
2 Count
Number of Items
1
Brand Name
HIMARKLIF
Model Number
ASEWS66A1