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  1. K

    replace main landing gear bolts every 500 hr?

    My mechanic was going thru the Inspection Report in the service manual and tasked me with researching item G2: Replace main landing gear thru bolts and U-bolts at 500 hr intervals. I've been thru the logs, and in almost 2500 hr TT, I can't find any indication that this has ever been done. It...
  2. K

    cowling attachment hardware

    What hardware holds your cowlings on? The hardware on my '74 7ECA doesn't match the parts manual. I looked at several Citabrias at the NW EAA fest this summer and talked to some owners. No two set-ups were the same. The Bellanca parts manual (1979 rev) calls out AN-526-1032-8 + AN960-10L for...
  3. K

    adjusting wing wash for rebuilt wings

    I just got my 7ECA flying again after rebuilding the wings. In level, coordinated flight the right aileron is up about 1/4" at the trailing edge. It's like I'm applying a little bit of right aileron, though it flies like this hands-off. If I move the stick left to even up the ailerons, it...
  4. K

    Wing spar replacement options

    My 7ECA had its annual at the end of June, and we found two cracks in the starboard front spar. The larger crack is maybe 4" long. A .005" feeler gauge can be wedged in about 1/8". Both cracks are on the rear face of the spar between the fuel tank and the strut attachment. Both cracks run...
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