Fixed orifice pcv valve holley sniper
WebMay 29, 2024 · Threw on the fixed orifice valve, didn't help. It's like the unit doesn't understand it needs to idle. It just sits there and lets itself nearly die then remembers to open the IAC and stay running. Just does it over & over again. One interesting thing is, it'll do this even if it doesn't start to die. WebMar 5, 2024 · You can connect the PCV just like it's shown in the instructions, but you really shouldn't since EFI can have a serious issue if the PCV valve fails. It's much safer to use …
Fixed orifice pcv valve holley sniper
Did you know?
WebMar 27, 2024 · The M/E Wagner PCV valve can also be used in Fixed Orifice mode. ... (Holley Sniper EFI Fixed Orifice PCV Valve Thread) May God's grace bless you in the Lord Jesus Christ. '92 Ford Mustang GT: 385"/6.3L SBF, Dart SHP 8.2 block, forged steel crankshaft & H-beam rods, forged pistons, Trick Flow Twisted Wedge 11R 205 CNC … WebMar 30, 2024 · Also to use a Fixed Orifice PCV valve. That helps keep the MAP reading stable. He said he did about 1000+ tunes from user on the Facebook Holley Sniper group page. Many great reviews. I opted for the tuning plus one year of support, plus viewing multiple datalogs to get the tune perfect. Last edited by ...
WebJul 10, 2024 · Turn on the key to prime the system and the pressure regulator squeals loud, real loud. You can hear it over the engine easily. Do pressure was good at 58 psi for about an hour while I tuned the engine. At some point tuning went bad and I couldn't get proper idle performance, surging, stalling poor response to changes. WebApr 22, 2024 · Your Sniper is rarely in Closed Loop, so that's one clue. When it's in Closed Loop sometimes it's up against the rails using 50% for both Closed Loop & Learn. I think you have a fuel delivery issue. Could be a clogged fuel filter, a bad pump, a poor connection on an injector, or something along those lines. It appears to be intermittent. gostephen
WebFeb 20, 2024 · You want to use a fixed orifice type PCV. I can't tell from the picture which you have, so I'm assuming you have a conventional setup on there. ... 637#post243637 (Holley Sniper EFI Fixed Orifice PCV Valve Thread) May God's grace bless you in the Lord Jesus Christ. '92 Ford Mustang GT: 385"/6.3L SBF, Dart SHP 8.2 block, forged … WebNov 23, 2024 · There are baffles in the camshaft cover coming from the lower crankcase, going to the orifice, and from the fresh air port on the cover. GM did not design a drain on the separator inside the air plenum. The owner has to remove the entire housing and turn it over. A catch can be installed between the air plenum and camshaft port.
WebJan 9, 2024 · A simple list of problems in no particular order: 1) If the cold engine CTS value is 10 or more degrees higher than the MAT the CTS sensor is bad and the engine will not get correct temperature enrichment. Replace the CTS if it reads high. 2) Verify fuel pressure at the Sniper with a pressure gauge.
WebDec 29, 2024 · The Sniper doesn't work very well with a PCV valve and I'm not so sure about using a PCV valve in a boosted application anyway, so you might want to study that issue. gregs69rs Senior Member Join Date: Dec 2024 Posts: 828 Tweet #11 12-29-2024, 02:28 PM It looks like you're running boost. phil harding joining the dotsWebOct 11, 2024 · Athens, GA. Yes, I run a fixed orifice in my ~400HP sbc. No negative issues and the engine certainly doesn't consume oil. I was in auto service when GM came up … phil hardwareWebMay 11, 2024 · On some early Toyota EFI vehicles, a fixed orifice PCV system is used to meter blowby from the crankcase into the intake manifold, where they would be consumed during normal engine operation. This … phil harding archeologist wifeWebJun 5, 2024 · A PCV valve can cause a lot of weird problems with a Sniper and can actually be dangerous if the PCV sticks open at the wrong time. The Holley engineers forgot to mention this in the instructions. A spring loaded PCV should always be replaced with a fixed orifice type PCV when swapping over to EFI. Hi-fi Junior Member Join Date: Dec 2016 … phil hardberger urban ecology centerWebMar 9, 2024 · Holley EFI; Sniper EFI; ... sensor may respond with slightly lower vacuum at idle compared to a reading on the manifold if you have a spring type PCV valve since that large vacuum leak near the sensor. ... 637#post243637 (Holley Sniper EFI Fixed Orifice PCV Valve Thread) May God's grace bless you in the Lord Jesus Christ. '92 Ford … phil harding club mixes of the 80sWebSep 23, 2024 · Replaced the PCV valve with a Fram from a previous post and oil usage got much worse. Bought a fix orifice PCV valve (0.100" opening) BDW PCV484 and oil usage on the last 1000 miles has been … phil harding gresham oregonWebAug 8, 2024 · Short answer is that a variable PCV valve confuses the IAC. The IAC is constantly trying to compensate for the changing volume of air the variable PCV is … phil hardberger park trails