4" Silent Seal Easy Service Internal Exhaust Flappers
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At last an answer to eliminating the annoying clanking and banging caused by stainless steel anit-burn flappers. It seems the many complaints of knocking engine noises and fears caused by the sound have finally created such a huge demand that Hardin Marine has once again stepped up with a solution to cure this problem. And cure the problem is exactly what the all new "Silent Seal" exhaust flap does. By using a high temperature burn resistant rubber compound in combination with a stainless steel cage design to provide the perfect support system this new flapper provides a superior seal and quiet operation. These flappers you can easily retrofit your earlier style 4" exhaust tips with just minor welding to your exhaust tip
Installed View |
Part
No. |
Description |
TBD |
4" Silent Seal Internal Exhaust Flapper Assembly (each) |
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Hardin Marine
Stainless Steel External Exhaust Flappers
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If you're like us and can't stand the ugly sight of those black rubber Salisbury style flappers then feast your eyes on this piece. Hardin Marine has handcrafted these beautifully polished stainless steel exhaust flappers to eliminate that eyesore. The flappers feature and O-ring seal to eliminate the possibility of any noise from the flapper during normal operation. This new flapper represents the ultimate finishing touch to your boats exhaust system. Available in 4", 4-1/2" or 5" sizes.
Part
No. |
Description |
410-280175 |
4" Stainless Steel Exhaust Flappers (pair) |
410-280176 |
4-1/2" Stainless Steel Exhaust Flappers (pair) |
410-280177 |
5" Stainless Steel Exhaust Flappers (pair) |
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Extreme Duty External Exhaust Flap
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These are excellent American-made flaps that will not curl like cheap import copies. These are a must for boats with a very close distance between exhaust ports and the water line. Clamp is included. Sold each.
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Hardin Marine
4" Stainless Steel Anti-Burn Replacement Flap
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At last an answer to burned out or deteriorating rubber flaps. These simple to retro-fit anti-burn flaps are designed to be used in a 4" exhaust tip. These could quite possibly be the last flap you ever change.
Part
No. |
Description |
410-280174 |
4" Anti-burn Replacement Flap (each) |
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Hardin Marine
Replacement Rubber Trumpet Flaps
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These are the most common replacement flaps found in trumpet style exhaust tips. Each flap includes new mounting hardware.
Part
No. |
Description |
610-1031R |
3-1/4" OD Rubber Flap (each) |
610-1056R |
3-5/8" OD Rubber Flap (each) |
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Hardin Marine
Internal Butterfly Style Rubber Replacement Flap
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These original equipment style rubber flaps are designed to replace missing or burnt out flaps. They can also easily be retro-fitted to tips that weren't originally equipped with flaps. Note: Flaps are recommended in all wet exhaust systems.
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