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Old 04-17-2003, 11:38 AM
Whaler Whaler is offline
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Join Date: Aug 1999
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Hi Paul

My MSD has no vac advance.

Its a funny thing, as you may have read I have access to both lights right now. So after all I have read and even what a tech said I checked the static at 14 for both lights and they agree. Both see that which is good.
I then ran it up to 35 deg on the advance light scale and it showed the line on the zero mark on the damper. Quickly hit the rpm button and it was 2900-2950
I have since marked 34-36 on the damper and verified it with the inductance light. Crappy thing is this sure is no one man job with the old light. Try and read rpms off the dash while you watch the damper?? LOL

My damper is marked of in 2 deg increments up to 50 total


BTW I had an e-mail response from the Edelbrock tech asking hm about idle and timing.

Hello Tech

I have the RPM cam with the rest of the package on a 428
I am wondering where the final idle should be set at. Or how do i determine where this car should idle??


"I would set the idle to around 750-850 RPM."

What is too low or too high??

"Anything over 1000 RPM would be to high.
Also timing around 12-14 degrees BTDC with a total of 34-36 all in @ 3000 RPM."

It has the heads and intake from the RPM package as well.
68-428 in a cobra kitcar...5 spd trans. 2400 lbs
I am using a holley 850 cfm mech sec. carb, not the edelbrock carb

FYI Also when I nailed down the timing yesterday, I hooked up my vac gage. At about 1000rpm, I see 14 " Vac. As it idles down, it gets to about 11 or 12" My powervalve is a baseline 6.5" so I think I have the buffer there

Tim

Last edited by Whaler; 04-17-2003 at 11:41 AM..
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