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SeaStar Detwiler Teleflex

SEASTAR (formerly Detwiler) HD JACKPLATES

The SeaStar HD Jackplates utilize high strength materials to be able to handle some of the strongest engines on the water. The heavy duty frames are capable of handling four stroke engines rated to 350 HP. Designed with speed and durability in mind the HD Jackplate can adjust the engine height by 5.8” in just 8.5 seconds, even while the boat is moving at full power.


  • HD Jackplate is using high strength materials and is easily capable of handling 350 horse power four stroke engines.
  • Rapid hydraulic response in 8.5 seconds.
  • Complete rigid engine support at full thrust
  • Easily moves engine at full thrust
  • Comes in 4” (JP4040HD) and 6” (JP4060HD) setbacks
  • JP4060HD compatible with Power Pole® and Talon®
NOTE: JP4060HD requires an adapter kit DK4600 for anchoring system. Power Pole® and Talon® anchor systems compatible on JP4060HD only.

Capt. Philip Van Horn Weems

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