U.S. Navy wants fast fix for the F-35B’s sludge problem
The U.S. Naval Air Warfare Center Aircraft Division posted a sources sought notice on July 9 seeking companies capable of building a deployable cleaning system to remove what officials call “clutch…
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US Navy Seeks Fix for F-35B Sludge Issue
The US Naval Air Warfare Center is seeking a deployable cleaning system to remove 'clutch sludge' from the F-35B's lift fan clutch cooling s

U.S. Navy Seeks Field-Deployable Cleaning System to Remove F-35B Lift Fan ‘Clutch Sludge’
WASHINGTON — The U.S. Navy is seeking a field-deployable cleaning system to address a recurring maintenance issue affecting the U.S. Marine
My Own Little Business: Echo Foxtrot Aircraft Washing
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Biden-era enviro rule accused of strangling truckers, squeezing Americans lands on Trump chopping block
The EPA proposes eliminating DEF-related engine deratements that force heavy-duty trucks and farm equipment into limp mode at five miles per
Spring Cleaning
In a recent column for EAA Sport Aviation, contributor Robert N. Rossier discusses scraping the rust off your flying skills.
What Our Members Are Building/Restoring — Kansas Stinson V-77 Reliant
By Randy Shields, EAA Lifetime 847505 This piece originally ran in the May 2026 issue of EAA Sport Aviation magazine. I have lusted after a

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