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Did an LS swap on an old IH truck a few months back, ran great! I Hydro locked the motor so I swapped a new one in. Ever since I got it back on the...
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Yes it will it keeps pulling timing out, but if an injector is malfunctioning it could be causing the knock. Have you watched to see if the O2’s are...
I drive a 1981 wagoneer with a newly rebuilt 258 4.2.
My new Holley sniper bbd for 258 has been up and running and not running off and on since...
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i did that sniper/hyperspark on my 360, heavymetal is correct its pretty str. fwd, and holly tech support is fantastic if you are having issues with...
I have a dude offering to sell a Holley Sniper (just the main bolt on unit with wires attached).
I know I would need the other ends of...
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i love my holley sniper and hyperspark, their support is exellent, a friend of mine bought a used unit had problems with it sent it to holly and they...
My previous rig I had a 360 and the 4150 mounted to an edelbrock performer intake with hyperspark distributor. will I be underwhelmed if I just bolt...
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i also port matched the sniper to to the factory intake manifold and manifold to the head ports for smooth flow
I am having issues with the idle. On cold start the RPM immediately jumps to 1700 RPM and stays there even after the engine warms up, I have to shut...
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Unplug the IAC and see if the issue changes. When I had an idle air control valve fail on my XJ, I had to drive with it unplugged until a new one...
After a year sitting and getting the Jeep together again I got it fired up on a 2bbl sniper with ignition box and distributor. It’s all...
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Update: Napa says my alternator regulator is bad and I need a new alternator because there should not be a backfeed. Is this napa trying to sell me a...
Installing Holley hyperspark distributor on my 71 wagoneer with a Buick 350. My maintenance manual says the distributor turns clock wise. So does the...
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“Static timing” in the sniper system locks the timing while you check timing. Once you leave that screen static timing goes away and then your normal...
I had been contemplating on what to do with my grand wagoneer for a couple years. Back story is my grandfather bought it used in 1993 and drove it...
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Update. Been driving it around a fair bit. Did a drive yesterday. Mostly highway 55-60 mph going from 500ft to 1500ft with about 300lb of gear in the...
So when I am cruising down the road all fat and happy, truck is warm and radio on doing 60MPH, all of a sudden no response from fuel and it acts like...
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So to close this thread out from my original post. I called Ryan and BJ's and went back to a carburetor. It starts every time and runs great!
Just bit the bullet on a holly system now just waiting for it to be deluvered
here are the parts needed for a stock 360 with a mild rv cam installed...
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Thanks for taking the time to reply. Mine is a 71 with a buick 350 so mine might be a bit different but I’ll check to see if I can do your method....
I'm installing a Holley sniper 2gc on my 71wagoneer. I'm also using the Holley in tank fuel pump with a return line. I'll use Earls vapor guard lines...
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I saw that you ran your fuel lines across the drivers side valve cover. I was thinking going from the back of the block might be less heat, unless...
I'm wanting to go to efi on my 4.2. I really like the Performance Fuel injection system offers for the money. Has anyone used them? The other part of...
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I looked into this system along with a few others using almost the same components, this is a cobbled together rehash of gm parts most vintage 1988-...
Got the Sniper installed, today, sans coolant sensor. I can't get the damn plug out of the intake. Why the hell did Edelbrock use a plug with a 5/16...
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Installed the adjustable EFI System pro progressive link this morning. Getting the OEM cotter pin out was a bit tricky so removed the Sniper TB to...
Here's some backstory and then my question:
I have a 1983 Wagoneer with a 360. I installed a Holley Sniper EFI with no issue about a year ago....
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pictures show pins installed on the throttle bracket,there is a provision in the bracket tor throttle return spring attachment, however the exsisting...
So I am still early in my build, but as a young’n I don’t want to deal with carburetor stuff. I was pricing out an upgrade on my 89 GW from the 2bbl...
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For the vast majority of AMC V8s the 2v is plenty.
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