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1991 FLSTC compression upgread HELP

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Old Mar 5, 2012 | 08:24 PM
  #1  
Donnie 1991's Avatar
Donnie 1991
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Thumbs up 1991 FLSTC compression upgread HELP

Need help,PLEASE,I own a stock 1991 evo 1340, it has a Muki carb,and stock screaming eagle pipes that came on bike new.I am thinking about putting in a anderws EV 27 cam,and a new module,ok How do I get the compression for stock to 9.5.1 Should I mill the heads,is so how much to get that compression,or should I replace the pistions,if so what do I look for,anyone out their have the 1991 FLSTC,and did the mods.please e-mail me at donaldmettler@ymail.com
Also anyone live in the Ames,ia area that works on their own bike,Sorry if this is in the wrong place to post,fairly new and trying to fig my way around.Thanks guy's for your help.
 
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Old Mar 6, 2012 | 06:05 AM
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What your doing has been replicated 10,000 times, or more, by shops all over the country. Good combo.
Re-surface the heads, approx .065-.070".(about the same that the S/E heads had removed from them, for those model/years)
You'll need to re-fit the intake manifold.
Scott
 
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