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Need help 12a engine

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Old 07-13-18, 12:28 AM
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Need help 12a engine




I bought a 12a rebuild engine for $1200 and the guy told me it was street ported by the Pictures itís looking pretty stock to me.. what ya think ???
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Old 07-13-18, 12:40 AM
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yep. stock ports. nice tall port center plate. by chance do the rotor housings have the O ring grooves in them? you bought it in pieces and have to put it together?
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Old 07-13-18, 02:22 AM
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No I bought the motor already rebuild and put together what do you mean by tAll center plate ?
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Old 07-13-18, 05:33 AM
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The engine looks to be in great shape, though as stated above, it does not appear to be ported. Did you open the engine or were these pictures from the rebuild?
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Old 07-13-18, 08:52 AM
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They where pictures of the rebuild
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Old 07-13-18, 09:46 AM
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Stock ports, though there isn't really anything wrong with that. They give better drivability with a loss of some high RPM peaky HP.
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Old 07-13-18, 10:49 AM
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Originally Posted by rx7junkie170 View Post
what do you mean by tAll center plate ?
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