no start on my 33 swap

Heads, valves, pistons, rods, crankshaft, etc...

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EJ KILLA
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Joined: Wed Dec 16, 2009 9:27 pm
Location: puyallup WA

no start on my 33 swap

Post by EJ KILLA »

swapped a 33 into my impreza and have been unable to start it.
i have spark,fuel,and compression...
ive checked my engine timing 5+ times.. dead on using every diagram and knowledge i know.
ive tried a known good ecu...
ive tried different cam/crank sensors...
ive checked grounds many times..
my compression is around 140psi on all cyls.. (i have low comp ratio)

I didnt use a svx wiring harness, i had legacy wiring harnesses and put together my own custom harness using mitchel and alldata wiring diagrams.

Anyone have some ideas for me to try? It just cranks and the very few times ive seen it try and start it sounds like bad timing/misfiring.. i have clean plugs on cyl 1 and 4.. other plugs are black.
Legacy777
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Re: no start on my 33 swap

Post by Legacy777 »

Can you elaborate what you did with the wiring harness? Are you running a second legacy igniter or an SVX igniter?
Josh

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EJ KILLA
First Gear
Posts: 181
Joined: Wed Dec 16, 2009 9:27 pm
Location: puyallup WA

Re: no start on my 33 swap

Post by EJ KILLA »

I just pretty much made my own wiring harness, fuel pump works, ecu turns on.. I have spark.. etc. I've looked over my wiring sooo many times I am so confused. I'm using the svx igniter.
Someperson
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Re: no start on my 33 swap

Post by Someperson »

Correct firing order? I know it's kind of dumb but hey simple things first... Had a starion last night said his mechanic changed his plugs/wires we looked at them and replaced them cause i knew it was bullshit and it runs 1000x better. Simple things my friend
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