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Holley runs rich

Nettetposted 01-30-2003 12:09 PM. I have been tuning the 750 HP on the 331 and finally got some positive results. It seems that the HP carb body (Proform is similar) is tuned for big cam low vacuum setups. I was having a little problem with it being too rich and jerky at lower rpms on the 331, so I started playing around with the adjustable idle bleeds. Nettet9. jan. 2024 · Runs great, but has rich gas smell and black soot from exhaust. 01-09-2024, 11:06 AM. Rich gas smell and black soot from my exhaust pipes. Black soot on my Garage floor is getting old trying to clean from floor. Have tried everything to eliminate this problem. I figured I would try again to perhaps get a tip from anyone who may be able …

Ask Away with Jeff Smith: How to Fix a Rich Idle on a Big

NettetRuns worse at altitude - If the bike starts to run worse at higher altitude with reduced oxygen, it's likely a rich condition. Black Smoke - If you have black exhaust when you rev it, it's rich. You can get a light colored rag … Nettet4. des. 2024 · Based on a 5 year average and a race date of December 4th, Holly, MI can expect temperatures between 29℉ and 36℉ with humidity around 86% and … houndstooth seats - srt hellcat logo/black https://stealthmanagement.net

Think I found out why my Holley is rich... - Team Chevelle

Nettet17. nov. 2024 · One of the most common symptoms of a Holley Sniper EFI problem is an air/fuel mixture that's too rich or too lean. There are a few tell-tale signs that can help … Nettet28. jul. 2008 · Morrosso sells a thin aluminum plate that fits between the intake and carb which extends under the Holley float bowls to deflect heat. SETTING the CARBURATOR: You should be able to run that engine between 3/4 to 1 1/4 turns of the Idle air screws off the seat and well below 800 rpm. Nettet31. aug. 2024 · #1 Sniper EFI, running rough & rich? 08-31-2024, 02:22 PM Hello. I'm running the sniper EFI with HyperSpark on a crate Chevy 502 engine. It starts fine and will run, but it runs rough, not the smooth idle I was expecting. It's also very rich, I've made a few adjustment from things I've read on this forum, but now I'm stuck. link line travel southport

How To Adjust Holley 750 Double Pumper Carburetor

Category:Holley 4779 750 Double Pumper Fuel Mixture Problems - Rich idle

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Holley runs rich

Holley Carb Rich/Lean Adjustment - YouTube

Nettet3. des. 2024 · Holley's kit is simple to install, using a standard TPS sensor adapted to follow the primary throttle linkage movement, but this kit does require a carburetor … Nettet26. jul. 2007 · Ever since I put my motor together its run a bit rich. Besides smelling rich, I can pump it twice, start it cold with no choke, hold it at 1500 for 30 seconds and it will …

Holley runs rich

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Nettet29. okt. 2024 · If your engine is running rich and my mixture screws do not have effect: The first thing you need to check is your float level. No fuel should run from the sight … NettetHolley Carb Rich/Lean Adjustment SKIDIM 2.08K subscribers Subscribe 98K views 3 years ago The Discount Inboard Marine team is going to show you how to adjust your …

Nettet7. mai 2009 · You can get a pretty good idea if your engine is running too rich or too lean by sniffing the exhaust!.....If your eyes start burning from smelling a strong unburnt gas odor from the exhaust then it's running too rich!.....On the other hand, if you smell a funky, sort of crankcase odor from the exhaust then it's running too lean! Nettet9. okt. 2024 · Posts: 2631. #2. 10-09-2024, 07:11 AM. Moving the sensor may not have anything to do with rough running. Fuel pressure problems, exhaust leaks at the manifold or the pipe to manifold joint, pinhole leaks at the sensor bung, etc., or a poor tune may be the cause of rich running. Post a Config File downloaded from the Sniper that includes …

Nettet24. des. 2016 · Came out and started the car, and noticed the O2 sensor reading, AFR, was steady climbing, and actually topped out at 35.6. Also, the CL COMP % was at 100, as was the CURRENT LEARN, also at 100... I did also notice the INJECTOR P/W was way high...like 11.6%, at just off idle, where it normally may be like 2%... NettetAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...

Nettet8. okt. 2024 · 10-09-2024, 07:11 AM Moving the sensor may not have anything to do with rough running. Fuel pressure problems, exhaust leaks at the manifold or the pipe to …

Nettet13. des. 2024 · A. Improper carburetor float level setting or excessive fuel pressure can cause a rich idle condition. A carburetor power valve opening prematurely because of … houndstooth sheath dressNettet14. aug. 2024 · -Followed Holley's instructions step-by-step also. Running VERY rich. Couldn't get to check IAC or adjust.-Had to keep foot on throttle to about 1500 for a minute or so, until there was enough heat to let it run on it's own. I'll try and provide any missing info that may be needed to aid in this matter. Any and all help is greatly appreciated. linkline transport wellingboroughNettet28. mar. 2011 · Joined Mar 11, 2009. 21,014 Posts. #2 · Mar 28, 2011. mainejohn said: I have a street avenger 670 on my 355 sbc. running stinky rich, fuel mixture screws don't seem to make a difference, the idle screws dont really change the vacumm reading much. vacuum at idle is about 8. the carb is a new rebuild. would a power valve thats to high … link linkedin to linkedin learningNettet10. des. 2003 · You must do both screws equal number of turns. Start the engine. From this point you can lean it by clockwise turns, or rich by counterclockwise. Again it is … linklin free beginner computer classNettet30. sep. 2024 · I rebuilt the Holley and the engine is still running super rich. 350 sbc. ~10:1 compression. Blueprint aluminum heads. Weiand xcellerator low rise intake. Comp 280h (230/230, .480 .480) with 1.6 rockers. 12btdc initial, 34 total non vacuum advance distributor. Carb is set to factory Holley specs. link linkedin learning to personal accountNettet23. okt. 2024 · Topped off with a Holley 750 Double Pumper Part # 4779-10 3129 (mechanical secondary). I have less than 1000 miles on this build. A local engine builder put everything together for me and it runs great, but I'm having difficulty dialing in the carburetor. It seems to run very rich, especially at idle. I can't find any vacuum leaks. houndstooth shirt for womenNettet11. jun. 2004 · Vintage Mustang Forum Holley 4160 Running Rich at Idle (750 double pumper) Jump to Latest Follow 1 - 6 of 6 Posts P PaulW Registered Joined Mar 17, 2003 140 Posts Discussion Starter · #1 · Jun 10, 2004 Hi Folks, I'm a novice at tuning carbs and just need some tips on leaning out my idle mixture. houndstooth shirt dress