DLE 61 User Manual
Page 11

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4. Place the propeller on
the crankshaft at the 1
o’clock position.
5. Mark the location of one
of the outer holes while
the propeller is in the
top of the compression
stroke position. Use a
Dead Center Hole Locator
(GPMR8130) to center
and start the hole.
6. Remove the propeller
from the engine and drill
the outer hole on the
drill press using a #35
drill bit as a pilot hole.
Next use a #5 (.2055” / 5.21mm) drill bit to fi nish the hole. In order
to achieve a clean opening on both sides of the propeller, drill only
half way through the propeller with the fi nishing drill bit. Then fl ip
the propeller over and drill completely through the hole.
7. Use one of the 5x40mm SHCS with 5mm lock washers and 5mm
fl at washers to align the propeller washer on the propeller and use
the Dead Center Hole Locator to mark position of the remaining holes.