Here we have  1959
650 preunit motor
parts...I'm  going
rebuild it
and  try to
make it fire off
a unit
construction  
exhaust
cam using an
electronic ignition ;I've
heard myths that its
been done; But have
never personally seen
it..
back
Take note below; The factory exhaust cam was pulled and a later model cam from a early 60s
650 unit construction engine was installed,..  With new bearings,cam bushings, wrist pins,rod
bearings and replaced sludge-trap; A early 60s unit construction crankshaft was also fit into its
proper place..
Now, Here it sits with the cams and
crank; And all its moving parts moving
nice and smooth ,..So, now it's time to
tear it all down and start some
machining work,..I found a machinist by
posting on one of the few web sites that I
frequently visit while I'm bench racing; I
came across Gary at Dutchman
Fabrication; The Man has patients,and
,.. He takes the time to measure
EVERYTHING !!
Parts list
Head: Stock E3924
Cases : Stock E-2892/3314
Crankshaft Stock E-6326
Main Bearings: 2)E-1591
Exhaust Cam: E-4848
Intake Cam: E-4818 and proper
breather discs and spring
Pictured below are the cases with the new timing cover sitting in place. I can't begin to
describe the work Gary put into this,. My plan was to cut out the points bucket on a unit
construction timing cover and simply weld in  place,..But we all know what happens when we
"plan" something.. Nothing goes as planned !! After unsuccessfully fitting the cut out points
bucket to the cover ,.. Gary wound up machining a new points bucket from a round billet of
aluminum to reduce the gap due to the contour of the cover ,...
Nothing goes as planned !!
Just scored this frame off the old Ebay Now to take it to Long Island Customs and aggravate
Ripper with making sure its straight and stripping all the bondo off it ...
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