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04-15-2006, 12:21 AM
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#1 |
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Registered User
Join Date: Feb 2006
Location: Birmingham,Alabama
Posts: 260
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250 I6 Hei swap timming
Ok I have a 250 Im puttin in sunday, what timing Do i need to set the motor at with the HEI swap. Ive looked and looked, but all I find is the timing for a v8.
Any help would be greatly appreciated
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1969 c10 stepside 250 inline six, 4speed granny tranny, 4.11 posi rear end |
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04-15-2006, 01:53 AM
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#2 |
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Out of the carpool lane.
Join Date: Jan 2000
Location: Clark Co, WA
Posts: 5,673
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Re: 250 I6 Hei swap timming
Basically you'll want to advance it 'till it pings then back it off a bit. Probably around 8-10* when you're done.
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1968 C-10 SWB, 5.7 Vortec/700R4/3.73 posi, Torch Red 1968 Camaro, 250/Powerglide, all original (No, I'm not gonna drop a 350 in it!...Jeez!) 2000 Honda VFR in the faster yellow! 2008 Husqvarna TE-610 1967 C-10 SWB 'Six Appeal'-Gone but not forgotten... |
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04-16-2006, 12:26 AM
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#3 |
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Questionable
Join Date: Mar 2005
Location: Atlanta
Posts: 13,376
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Re: 250 I6 Hei swap timming
i basically did exactly what Brad is recommending. i played it all by ear.
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If I've got anything up for grabs, it'll be here: 7-hole gauge cluster for a 67-72 p/u FREE (link) I can't check the forum daily. If I don't reply to you within 24 hours, drop me a PM! I'm (hopefully) still alive and will reply faster to a PM. |
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04-16-2006, 06:48 AM
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#4 |
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Watch out for your cornhole !
 
Join Date: Jun 2003
Location: Azle, Texas
Posts: 14,162
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Re: 250 I6 Hei swap timming
Same here, run it as advanced as you can without it clattering under a load.
BTW, you will love the results of HEI on your 6 cylinder. It's like a new engine.
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I'm on the Instagram- @Gearhead_Kevin |
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