427John's latest activity

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    427John liked Don Jacks's post in the thread cam lift.
    No it didn't John.The 63 and very early 425 hp engines had a cam change and better exhaust manifolds than the 409-409 did.The change to...
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    There are instances where a single pattern is best but it depends largely on the "balance" of flow between the intake and exhaust port...
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    427John replied to the thread cam lift.
    So the change from 409 to 425 hp rating did not coincide with change to Z-11 cam,583 heads?
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    He really should do something to treat the metal though fire starts an aggressive oxidation that will eat the metal in short order,fire...
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    427John replied to the thread cam lift.
    I remember the magazine articles from that time frame saying that the 64 and later HP engines used the same cam profile as the Z-11 cam...
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    427John replied to the thread Restarting my 348 project!!.
    What sets the depth of how far down the sleeve goes,is there a small shoulder that bottoms on the lower alignment bore?I didn't realize...
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    427John replied to the thread Restarting my 348 project!!.
    Is the engine still out of the rig so you can pull the pan to visually verify that the cam and dist. drive gear mesh is close to...
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    427John replied to the thread Restarting my 348 project!!.
    If it were an intake manifold issue a stock W distributor would have the same problem do you have one to check?It doesn't matter if it...
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    If your running an MSD box for your ignition you may have to run a tach adapter seeing how it is an older tach.
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    427John replied to the thread Vapor lock fix.
    Tenxal's advice is spot on.Its funny how when you get in the habit of doing something you don't even consider it anymore.
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    427John liked tenxal's post in the thread Vapor lock fix.
    Blocking the exhaust cross over on the intake can be a big help, as well.
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    427John replied to the thread #3857656 409 questions.
    I always thought a 470+ inch stroker with a set of maxed out 333's with an Ebrock single 4 setup dressed to look like a 340hp motor...
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    427John replied to the thread #3857656 409 questions.
    I'm not dissing the 333's by any means they're going to be the heads on my engine,I'm just pointing out the small port vs large port...
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    427John replied to the thread Vapor lock fix.
    So did the car experience vapor lock before you re did the fuel lines?Also do you run ethanol free gasoline?While it may not be the...
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    427John replied to the thread #3857656 409 questions.
    So am I following this right,your saying this guy paid $5000 for a used 409 truck engine thinking it was a car 409?If he is gathering...
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