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  1. V

    Used 360 price

    Like the early 340 crankshafts (from 1968 through 1971 model years) --- the flex plate required for a 727 attached to an internally balanced engine like the early 340s is an internally balanced flex plate. Take a look at the crankshaft damper --- internally balanced cranks have specific notch...
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    What cam to use in 340

    Try Jim at Racer Brown for a custom grind on a 340 ....
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    1971 340's True HP?

    NHRA rated the 340 for classification purposes at 310-320 hp, and there were some that said production engines of that era varied between 260 - 315 hp. 340 peak torque overall.
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    Erson Cams Quality Discussion

    Tom --- I PMed you. Check your Inbox. Regards, Stew
  6. V

    360 .060 overbore too much ??????

    Agree with the sonic tests but also keep in mind that the factory service manual says no more than .040 overbore.
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    Building 340 short block

    Really need to think about these questions and ask yourself what your usage and purpose intended for this build. Using sleeves may be your best bet if you are only thinking about building the 340, as opposed to the 360 roller build suggestions? Also are you aware that the max overbore...
  9. V

    MRL Performance 408 Stroker 519HP

    With all the machine work, parts, assembly and dyno work, what would be the price on this engine? How much shop time was spent - not just assembling the engine and tuning the engine - but taking great care with the machining of all the parts/block, and porting of the heads/intake BEFORE...
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    Any noticable torque ?

    IMHO You will get more noticeable improvement in low end power by changing out your rear gear to a 3.91/1 Sure Grip, coupled with a re-curved ignition, with all advance in by 3,000 RPM...
  11. V

    Stock 340 redline

    Back in 1970 Chrysler created and promoted Plymouth's Rapid Transit System for new high performance Plymouths. The RTS was the source for many magazine advertisements and I still have a few Hot Rod mags in pristine condition which feature the multi-page spread for this campaign. Part of the...
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    I think I might of found the problem

    Before doing anything with the engine in the car, check the oil in the pan. If you have coolant contamination of the oil, forget about repairing that engine. Your bottom end is finished with coolant in the oil. It would be less expensive to just get a good salvage yard engine, and install
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