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Need help starting a virgin engine

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Old 02-08-16, 05:44 AM
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Doritos & Dual Sports

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Need help starting a virgin engine

Hi guys,

After a weekend of no luck, im hopeful to get some advice here that may help me get my engine going.

It's a fresh rebuilt half bridge 13b. GSLSE housings, S5 na rotors, 12a irons
Has a new 48ida weber carb (a/f screws are turned ~1.5 turns out) and full rb exhuast.

Going off rb's chart ( http://www.racingbeat.com/manuals/timingchart.pdf ) , i am setting my timing to 20* before TDC. dizzy (84/85 electronic) is locked and set in the center - neither advanced nor retarded.
My fuel pressure regulator can be set between 4-9 and i think im somewhere around 5psi right now, getting an inline gauge today

i am pretty close and it wants to start but no luck. got a couple of backfires shooting fireballs out but ive only had it running once for about 2 seconds. any idea's? is -20* correct for my timing ?
Old 02-09-16, 08:17 AM
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Doritos & Dual Sports

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oddly enough, fixed my own issue. reset to 5* past tdc, 48ida left alone with a/f 1.5 screwed out and she fired right up. extremely surprised but w/e
Old 02-14-16, 04:23 PM
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ya must have rubbed her the right way Shoobs..to have 'er fire right up...LOL!
The virgin I was with said I wasn't doin it right!
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