Engine Mods Outrageous Builds, High-Horsepower Modifications, strokers, and big cams for the Corvette

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Old Nov 5, 2002 | 03:54 AM
  #1  
kingdavidrules's Avatar
kingdavidrules
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From: bklyn ny
Default 383 people !

just curoius to know what your timing is set at ? also what is typical idle at cold start and in drive ? 383 stroker , hot cam , dart2 heads , holley 750 , holley electric fuel pump.
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Old Nov 5, 2002 | 11:41 PM
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From: Tracy California
St. Jude Donor '05
Default Re: 383 people ! (kingdavidrules)

Not sure about the hot cam, but my Comp 236/242 likes to idle around 900RPM hot or cold.
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Old Nov 6, 2002 | 04:34 PM
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kingdavidrules
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From: bklyn ny
Default Re: 383 people ! (88-406)

myine does as well , what do you have the timing set at ? i had the timing set at 15 over but it was to much so i had to retard it but i did this by hand . id rather know what other 383 `s timing are so i can set it properly. tia.
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Old Nov 6, 2002 | 04:55 PM
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88-406
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From: Tracy California
St. Jude Donor '05
Default Re: 383 people ! (kingdavidrules)

My base timming is 6-degrees. The ECM puts in the rest!

Kelvin
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Old Nov 6, 2002 | 07:52 PM
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From: modland CT
Default Re: 383 people ! (kingdavidrules)

i wish i could tell you.....when i told my mechanic i wanted to move it a little he told me not to touch it! :eek: he said lean is mean but if i go to lean i could be looking for another engine! i know we did away with the vaccume advance on the distributer (engine builders advice) & removed the airhorn/choke (hood clearance issue). she runs real nice. good luck! :cheers:
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Old Nov 7, 2002 | 11:47 AM
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From: copperas cove, texas
Default Re: 383 people ! (yoslambo1@cs.com)

I have mine set at 36 degrees total. Thats 10 Initial and 26 mechanical all in at 2500 RPM. This is on a 383 with 10.75 to 1 compression, edelbrock performer RPM heads and intake, holley 750, and MSD Distributor. The cam is a comp 290magnum with roller rockers. It idles at 750RPM with a 2300 Rpm stall converter in front of a 700R4. No detectable spark knock and the vacuum advance is connected and set for an additional 20 degrees. I don't know if this helps you any(with all the variables)but I've found that the 383 likes about 34 to 36 degrees total timing. Good luck. Roy :flag
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