Subject: 13b engine timing.
From: rotaryeng
Date: 8/11/2014, 3:19 PM
To: AA-1-Me



Hi

Very new to the rotary engine, busy assembling rotary with help from
dvd I purchased from atkinsrotary but no where do they show how to
time up the engine from scratch. Do you have information with
pictures how to time up the engine pulley marks etc. Then secondly
I'm changing the ignition distributor(single distributor) from normal
points to electronic how to time up the ignition distributor. And
done done how to set the timing on the engine when running ?

Let me know ?

Cheers Barend.


There are usually marks on the pulley. You can check for TDC with a
modified spark plug, a connected transparent hose and an oil filled
combustion chamber. Rock the e-shaft back and forth. When the oil is
at it highest mark that is top dead center.

A crude way is to stick a screw driver in the spark plug hole and
feel for top dead center.

Assuming the marks are at 22 degrees BTDC put a little white paint on
them and get a Harbor Freight timing light for $33 and use that to
check the timing once the engine is running.

A degree wheel is also helpful.

See all the attached files.

Paul Lamar

      A top quality response from Paul, as always.
     The 'Haynes' series of books on vintage cars
    has at least two devoted to different RX-7, general info
    about car engines can be found there.
          Thanks. Salud †
         Jose Gros-Aymerich
          Madrid, Spain


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