I think you will find that most people will say that a new chain will have 1/2" of play where you have 3/4", so to me it's chain time!
While it's apart you can prove to yourself how many degrees the timing at the Dizzy may be retarded in relation to the Crank by taking of the cap and watching how the rotor sits still while you rock the Crank back and forth that 3/4".
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Wernher Von Braun warned before his retirement from NASA back in 1972, that the next world war would be against the ETs!
And he was not talking about 1/8 or 1/4 mile ETs!
1) 1940s 100% silver 4 cup tea server set.
Two dry rotted 14 x 10 Micky Thompson slicks.
1) un-mailed in gift coupon from a 1972 box of corn flakes.
Two pairs of brown leather flip flops, never seen more then 2 mph.
Education is what your left with once you forget things!
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