Anyone have any info on the best apex seals to use for aircraft use.

Racing

Beat says that
 > the cast iron ones work fine for most street engines.

 > Also does anyone have any information on modifying the rotor housings

for

pports?  Such as
 > location of ports, size of port holes, any kind of drawings etc?
 > Royce

There is the timing to copy onto the housing. If there is a tension bolt in
the way just leave it out and put a pipe plug in the bolt hole on the rear
cast iron. Racers are running the stock seals up to 9,000 RPM without any
problems.
Lynn E. Hanover.

 
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