Pair Exhaust Flappers Water Shutters Mercruiser 4.3 5.0 5.7 7.4 305 350 454 502

Description

1st Class mail may be delayed. If arrival time is important please select your shipping choice before you click confirm and pay. FedEx to 50 States only and is reasonable and arrives in 2 business days in lower 48 States. More details below description.
1996-2000 V6 owners PLEASE READ AND LOOK AT PICTURE #4
For 1998 and newer V6 and V8 engines.
Note:
These will Not work on
V6 engines that came with the one piece manifolds (
use 807166A2  it has a flat tip
) ,
or early V8 with the round pin going through flapper.
Used on many Mercruiser stern drive V8 engines.
(
Some V6 that came with the two piece maniflold/elbow )
If you have ever overheated these tend to get damaged. Sometimes you will find pieces of them in the exhaust when you remove the drive for servicing. They help keep water from entering the engine through the exhaust.
Replaces:
Mercruiser 807166A1
This is for a set of 2 flappers
eBay shipping times may not be correct. Message me with your zip code if arrival is critical.
Can normally ship Fedex same day until 5CST
Lower 48 States arrival time for Fedex
Order time:
Friday 5PM to Monday 5PM arrives Wednesday.
Tuesday 5PM arrives Thursday.
Wednesday 5PM arrives Friday.
Thursday 5PM arrives Monday.
Friday 5PM arrives Tuesday.
USPS Express is not as affected by the delays. Arrives 1-2 Days
I ship USPS on Saturday until 11:40AM CST