V6 Discussion and questions about the base carbureted or MPFI V6's and the rare SFI Turbo V6.

timing on a 2.8 need some info

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Old Feb 24, 2009 | 09:44 PM
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Car: 88 Firebird T-Top
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timing on a 2.8 need some info

on the timing on a 2.8 i know it is 10 deg before tdc on compression stroke...and i know fire order is 123456....my question is will the car still idle if it is 180 deg off..other words on opp stroke because you will have 2 tdc won't you.compression and exuast
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Old Feb 24, 2009 | 10:10 PM
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Car: 88 Firebird T-Top
Engine: 350 crate
Transmission: 700r4 w/shift kit
Axle/Gears: one's that move the car
Re: timing on a 2.8 need some info

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Old Feb 24, 2009 | 10:50 PM
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From: central Louisiana
Car: 88 Firebird T-Top
Engine: 350 crate
Transmission: 700r4 w/shift kit
Axle/Gears: one's that move the car
Re: timing on a 2.8 need some info

i have a 2.6 v6 and i'm wondering on the compression stroke and the exaust stroke..it is 10 before tdc right now..but my prob is will it still idle if it is backwards..if it is on exaust stroke.
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Old Feb 25, 2009 | 01:31 AM
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Re: timing on a 2.8 need some info

yes they can run 180* off but not well and ya can't seem to get it right.
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Old Feb 26, 2009 | 07:39 PM
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From: LeRoy, NY
Car: 2003 Hyundai Tiburon GT
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Re: timing on a 2.8 need some info

You won't get the engine started if it's 180 off... the engine will be too busy backfiring to run properly.
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Old Feb 26, 2009 | 09:21 PM
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From: central Louisiana
Car: 88 Firebird T-Top
Engine: 350 crate
Transmission: 700r4 w/shift kit
Axle/Gears: one's that move the car
Re: timing on a 2.8 need some info

ok i got my timing set i was 13.6 off..it still sputters and backfires..i was lookin in the hayes manual and it said something about it might be a stuck valve..how would i check this and fix it with out pulling the heads..
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Old Feb 27, 2009 | 05:38 AM
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Re: timing on a 2.8 need some info

Did you disconnect the EST by the firewall on the pass side before you set timing?
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Old Feb 27, 2009 | 02:58 PM
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From: central Louisiana
Car: 88 Firebird T-Top
Engine: 350 crate
Transmission: 700r4 w/shift kit
Axle/Gears: one's that move the car
Re: timing on a 2.8 need some info

i did undo that little wire for the timing..i got the car running now it just backfires when i romp on it.could it be a stuck valve....got it up to 60 today also ..in a 200 yrd strech on my road..and it will white smoke the one tire i need a posi in it ...just backfires when getting on it..
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Old Feb 27, 2009 | 03:12 PM
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From: central Louisiana
Car: 88 Firebird T-Top
Engine: 350 crate
Transmission: 700r4 w/shift kit
Axle/Gears: one's that move the car
Re: timing on a 2.8 need some info

i did undo that little wire for the timing..i got the car running now it just backfires when i romp on it.could it be a stuck valve....got it up to 60 today also ..in a 200 yrd strech on my road..and it will white smoke the one tire i need a posi in it ...just backfires when getting on it..
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Old Mar 3, 2009 | 12:31 AM
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From: central Louisiana
Car: 88 Firebird T-Top
Engine: 350 crate
Transmission: 700r4 w/shift kit
Axle/Gears: one's that move the car
Re: timing on a 2.8 need some info

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