disom93 Posted September 19, 2013 Share Posted September 19, 2013 This is probably a dumb question but would like a 25 hp shot be safe on a ea 71 subaru brat? I just want a little more go when mud races start up again.? Link to comment Share on other sites More sharing options...
AKghandi Posted September 19, 2013 Share Posted September 19, 2013 if you want more power go for an ea81, with ea82 spfi pistons delta cams and a webber carb. all in all it would be about 30 hp and cost about the same, maybe a little more. Link to comment Share on other sites More sharing options...
disom93 Posted September 19, 2013 Author Share Posted September 19, 2013 Ok just asking cause have a nos kit layinf in shop mot being used thought about throw it on there Link to comment Share on other sites More sharing options...
disom93 Posted September 20, 2013 Author Share Posted September 20, 2013 And how hard is the ea81 swap and finding parts? Link to comment Share on other sites More sharing options...
AKghandi Posted September 20, 2013 Share Posted September 20, 2013 depends on your area though they are usually pretty cheap,the install wouldnt be that hard, might need a trans to go with it. i wouldnt go putting nos on these engines, an ea81 might hold it not sure about the ea71. Link to comment Share on other sites More sharing options...
Uberoo Posted September 20, 2013 Share Posted September 20, 2013 put the nos kit on the Ea71. When it blows up put an EA81 in.I want to see what a bottle fed EA71 is like. 2 Link to comment Share on other sites More sharing options...
disom93 Posted September 20, 2013 Author Share Posted September 20, 2013 I may after find a spare motor. Its just a 40 hp shot lol Link to comment Share on other sites More sharing options...
ivans imports Posted September 20, 2013 Share Posted September 20, 2013 we use nos on subaru engines alot is critacal to get the foger to have right mix of feul and nos a dry shot on subaru engine will kill it try a 0.16 nos pill and a 0.18 feul pill to start i belive a 0.16 is the smallest avalible start with the smallest posibble combo and work up slowly from there. To mutch will bend rods or shatter pistons Ask me how i know this lol by the end of race season we were running a 120 mpi shot witch takes 4 foggers 3 soiliniods extra feul pump nos ecu ect but add 120 hp to 250 hp turbo engine and hang on ! Link to comment Share on other sites More sharing options...
disom93 Posted September 20, 2013 Author Share Posted September 20, 2013 Ive got a 40hp wet shot kit idt it would handle much more lol but would that size wet shot be relatively safe for the motor just in short bursts Link to comment Share on other sites More sharing options...
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