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  1. J

    44o winny

    Hey guys imthinking of putting a 440 winnebago motor in my duster. The motor is a 1971 and the duster has 456 gears and a 727 with a 3000 stall converter and shift kit.What horsepower/torque ratings did thes motors have? and will it work with my current combo? Thanks in advance for yourhelp.
  2. J

    383 or 440?

    I have semi torn down 1970 383 hp motor with1967 closed chamber heads and purpleshaft cam duration unknown.I also have a low mileage 1970's winnebago 440 motor turn key ready to drop in.The tranny is a 727 with a 3000 stall and a stage II shift kit .The rear end is a 456 gear 8 3/4 and it...
  3. J

    1967 915 heads any good?

    i HAVE A SET OF 915 BIGBLOCK HEADS ON MY 383 AND I WAS TOLD THEY WERE CLOSED CHAMBER AND ARE GOOD TO RAISE COMPRESSION ARE THEY A GOOD HEAD FOR MY MOTOR ? OR DO I SPEND THE MONEY ON ALUMINUM HEADS OR ? i HAVE A PURPLE SHAFT CAM BUT I DONT NO OF THE DURATION AND A 1968 HP BLOCK .
  4. J

    big block b headers in a body?

    i heard u can use b body big block headers in a A body with a little messaging? I currently working on a bigblock 383 duster project but nearly lost my lunch on the 1200.oo price tag for tti headers any advice would be appreciated.
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