Do I need Boost Retard w/ only 8 to 10 psi boost??? w/ SAFC, 450cc injectors..??

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Old Sep 16, 2004 | 02:34 PM
  #1  
MarkAngelo's Avatar
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From: Pearl City, HI, U.S.A.
Default Do I need Boost Retard w/ only 8 to 10 psi boost??? w/ SAFC, 450cc injectors..??

I was just wondering where people usually set their distributor timing when running boost... I have a B18a motor, OBD-1, and am about to boost it 8 to 10psi, running the SAFC w/ 450cc injectors... Do I need a BOOST RETARD MODULE??

Thanks!

Mark
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Old Sep 16, 2004 | 02:41 PM
  #2  
USDM 4G VTEC's Avatar
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yes u need to retard some timing when boosting

at least 0.60 per/psi
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Old Sep 16, 2004 | 09:55 PM
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From: springboro, oh, USA
Default Re: (USDM 4G VTEC)

http://www.ecimulti.org/uberdata
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Old Sep 16, 2004 | 10:17 PM
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Default Re: (Del_Slowest)

Can uberdata be used on a 91 UKDM vtec (B16)
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Old Sep 17, 2004 | 12:08 AM
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Default Re: (crispydee)

2-3 degrees total I'd say
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Old Sep 17, 2004 | 12:34 AM
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Default Re: (94dxt)

i would say more like 4 to 6 degrees total retarded, suppose to leave dist at stock timing and just subtract from ems, whichever one you using
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Old Sep 17, 2004 | 12:59 AM
  #7  
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Default Re: (civickiller)

on 93 octane, you can run 6psi w/o retarding timing (with at least 12.5:1 a/f across), so... if you feel like King Longdick, go for it...
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Old Sep 17, 2004 | 01:40 AM
  #8  
swlabhot's Avatar
 
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From: Planet BOOOST
Default Re: Do I need Boost Retard w/ only 8 to 10 psi boost??? w/ SAFC, 450cc injectors..?? (MarkAngelo)

I would definitely retard the timing before you booost!! I'd do around 4-5 deg
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Old Sep 17, 2004 | 08:54 AM
  #9  
Del_Slowest's Avatar
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From: springboro, oh, USA
Default Re: (crispydee)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by crispydee &raquo;</TD></TR><TR><TD CLASS="quote">Can uberdata be used on a 91 UKDM vtec (B16)</TD></TR></TABLE>

if it has an external rom then yes. i'm pretty sure all obd1's have external roms
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Old Sep 29, 2004 | 09:49 PM
  #10  
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Default Re: (Del_Slowest)

mines the ODB0 so i expect not.
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Old Sep 30, 2004 | 05:12 AM
  #11  
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From: springboro, oh, USA
Default Re: (crispydee)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by crispydee &raquo;</TD></TR><TR><TD CLASS="quote">mines the ODB0 so i expect not.</TD></TR></TABLE>

try http://www.turboedit.com for obd0 cars
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