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    Results 1 to 4 of 4
    1. #1
      Join Date
      Dec 2004
      Posts
      71

      383 stroker timing?

      what should be about the right timing for this block?
      specs
      • Hydraulic Camshaft
      • .050 Duration: 234° Intake; 244° Exhaust
      • Advertised Duration: 300° Intake; 310° Exhaust
      • Cam Lift: .325 Intake; .340 Exhaust
      • Valve Lift: .488 Intake; .510 Exhaust
      • Lobe Center: 107° Intake; 117° Exhaust
      • Forged steel crankshaft
      • 10.3:1 compression ratio
      • High performance rod bolts and nuts
      • High rev lifters and performance valve
      springs with retainers
      • High volume oil pump
      • Double roller timing set
      • Flat top hypereutectic pistons and moly rings
      • Harmonic balancer
      • Screw in rocker studs
      • High performance stainless steel valves:
      2.02 Intake; 1.6 Exhaust
      • High performance camshaft
      • High performance bearings
      • High performance head gaskets
      • Four bolt main block
      • Dart Iron Eagle heads
      • Full roller rockers
      • With Flex Plate


      69 camaro, 383 stroker, 700r, 3:73 auburn, JL stereo, marquez lights front/back, adj qa1's, custom dash, sts swaybars 1 1/4-7/8, global west a-arms/subframe connectors, suede interior.

      http://hobbystage.net/camaro/jigga99/


    2. #2
      Join Date
      Dec 2004
      Posts
      71
      750 edelbrock carb and rpm intake
      69 camaro, 383 stroker, 700r, 3:73 auburn, JL stereo, marquez lights front/back, adj qa1's, custom dash, sts swaybars 1 1/4-7/8, global west a-arms/subframe connectors, suede interior.

      http://hobbystage.net/camaro/jigga99/

    3. #3
      Join Date
      Aug 2004
      Location
      Celina, Texas
      Posts
      360
      You'll kinda have to play with it. I'd baseline like this:

      With that much overlap you're doing okay with pressure down low, so find a curve that starts you about 20* at idle and moderately fast advance to total at about 38-40* at 2500rpm.

      Play with it like that and see how it reacts.

    4. #4
      Join Date
      May 2005
      Location
      Fontana, CA
      Posts
      4,960
      Country Flag: United States
      Quote Originally Posted by Y-TRY
      You'll kinda have to play with it. I'd baseline like this:

      With that much overlap you're doing okay with pressure down low, so find a curve that starts you about 20* at idle and moderately fast advance to total at about 38-40* at 2500rpm.

      Play with it like that and see how it reacts.
      Sounds about right. Based on the heads maybe start at 18* and go to 20* if it operates fine.
      Nick R.
      69 Camaro - 383, 700R4, 12 bolt 3.55, Hotchkis, Bilstein, Global West, Morris Classic
      08 HHR SS - Still Stock for now
      Do you still believe in all the things that you stood by before? Are you out there on the front lines, or at home keeping score?
      Do you care to be the layer of the bricks that seal your fate? Would you rather be the architect of what we might create?




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