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  1. sthorvictor75du

    ?? sixpack rod weights? and ly rod weights?

    hey guys, anyone know the actual weight of the six pack rods? also the weights of the ly rods? having one heck of a time tracking something solid down on google... also the weights of the factory low compression flat tops would help again. I have a 440 with six pack rods and low compression flat...
  2. sthorvictor75du

    440 motorhome engine

    73 mh 44 I just pulled apart.. on the left is a b engine rod but same beam size roughly as an le rod, on the right is a 6pac rod, however the external balancer is a zero balance nothing special about it
  3. sthorvictor75du

    440 motorhome engine

    striped the bottom end completely apart today. 6pac rods found along with provisions for a pilot bearing in the crank, the slugs on the other hand...wayyyyy down in the holes... while pulling the heads off, also noted the 2 holes on both sides of each plug into the water jacket and a couple...
  4. sthorvictor75du

    440 motorhome engine

    just opened up a 73 440 from a winny, forged steel crank, windage tray, double roller timing chain, flat top pistons way down in the hole. 376 heads, with double springs on the exhaust valves and single springs on the intake sides.
  5. sthorvictor75du

    383 vs 400

    i have run both engines in my car... 75 duster 3000 stall, 3.23 gears, used same set of 452 heads 84-86 cc open chamber, and 69 c-body hp manifolds on both engines, torquer intake portmatched and 650 double pumper on both 1 in spacer, dual 2.5 exh. and heres the differences and fastest times in...
  6. sthorvictor75du

    74 440 power uppers....

    hi havent been on for a while now but i have a couple questions, im pulling the 383 out of my duster and the other 383 i was building was going to turn into a stroker any ways so i managed to find a 440 but it is a 74, probably low compression, does any one know what the hp and tq specs are...
  7. sthorvictor75du

    383 bb ?? pros and cons

    i stuffed a 383 into my 75 a few years ago it wasnt too bad had to get some conversion engine mounts from a /6 to BB but other than a couple extra drilled holes it wasnt too bad, as far as running ive had her up to 6000 no problem i dont do it often but she has no issues with it, and doesent...
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