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A.A Propeller Exhaust Seal Ring Replacement for Mercury Trophy Plus & Powertech TRO4-878421

4.7 (1) Write Review
Free shipping on orders over $29.99

$22.99

$ 9 .99 $9.99

In Stock
  • Replaces Part #’s: 878421
  • Includes: 1x Prop Exhaust Seal Ring
  • For Use on Mercury Trophy Plus and Powertech TRO4 propellers on V6 and V8 gearcases
  • Prevents "blowout" and reduces ventilation by filling in the gap between the prop and the gearcase
  • Converts 4-1/4" Trophy prop to fit 4-3/4" gearcase


Propeller Exhaust Seal Ring Replacement For Mercury Trophy Plus & Powertech TRO4 - 878421


Bruce H.
Reviewed in the United States on November 22, 2024
It fit my application
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