Chevy 350 tbi high idle

Idle Quality/special requirements: Valve Lift Int/Exh. Duration Adv. Int/Exh in degrees. Duration @.050 Int/Exh in degrees. Lobe Centerline. CL1011. SB Chevrolet 305-350 with hydraulic flat tappets; computer compatible. idle-4500 rpm: Good low-RPM torque, great pulling, offroad, good highway mileage. smooth idle: 420/443: 278/288: 204/214: 110 I did adjust my timing with a timing light and at idle without the electronic advanced hooked up i am at 10 degrees advanced and with it hooked up 22 degrees advanced Power Range Idle-4000Camshaft Lift: .265 Intake/.280 ExhaustValve Lift: .398 Intake/.421 ExhaustUsing Hydraulic LifterCamshafts Using Hydraulic LiftersAdvertised Duration (Deg): 270 Intake/278 ExhaustDuration At 0.050 Inch Lift ... Feb 06, 2007 · hi i have a chevy 350 in my 72 chevelle engine has been overhauled but the idle is too high like around 2000 to 3000. it has a 600 cfm edelbrock carb but when i adjust the idle screw down the engine shuts off. cant get to idle correctly. 1991 K5 TBI 350 with SM465. One out of five times the idle will seem to fall out when taking it out of gear and coming to a stop. It feels like a misfire. It will correct itself after about 5 seconds, can usually correct it a little quicker by revving. Less commonly, it will do this going... Edelbrock Performer-Plus Camshaft for Small Block Chevy 305-350 TBI and LG4 V8 Edelbrock Part # 3702 Performer-Plus camshaft is designed for small-block Chevy 305-350 T.B.I & LG-4 V-8 applications. This Edelbrock cam kit produced 245 ft-lbs. of torque when used with #3701 intake and stock iron cylinder heads on a 350 engine. Ive got a 3/4 ton chevy that acts like its running out of gas on cold start up. It will hunt up and down for 20 seconds or so then its fine. If it Nov 06, 2014 · Re: 87 Chevy 350 TBI low Idle issue I had the same problem you described many years ago with my 87 350 FI 4x4 and after two mechanics played with everything with no results, I took it over and left it at the GM tech school and they found that the distributor shaft had become demagnitized. Ive got a 3/4 ton chevy that acts like its running out of gas on cold start up. It will hunt up and down for 20 seconds or so then its fine. ... 1990 tbi 350 idle ... CHEVY 350 BLOCK, 383 CI STROKER KIT ... engines were tested with a TBI 50+ mm Big Block Chevy TBI throttle body. But most engines will operate with a 46+ CFM throttle ... Sep 12, 2006 · Correct Idle Speed for 5.7L 350 V8 Results 1 to 5 of 5 Discuss Correct Idle Speed for 5.7L 350 V8 in the alt.trucks.chevy forum at Car Dealer Forums; I have an '86 GMC 1/2 ton pick-up that now has a 5.7L 350 V8 ... Apr 11, 2003 · Re: 350 tbi problems welllllllll i wouldnt say most tbi fuel pumps last to 150k, actualy alot of shops are replacn them at about half that. yes 02 sensores. mine was changed last year, and went bad alittle while ago. it would put my trucks computer into open and closed loops for exstended periods of time. Dec 01, 2004 · Unfortunately, the Chevy Tahoe that goes under the knife in this story was screwed together just a year too early. It's a '95 model, equipped with the LO5 350-cid small-block. That means TBI and ... Adjust both carbs two full turns toward rich, expecting it to run rich at idle, then take another acceleration run. If it then runs better at high speed, you may have the wrong needles in the carbs. Pull the needles and check the numbers on the shank. If the needles are the wrong number, install the correct needles. Reset the correct idle mixture. May 21, 2017 · Removing the Chevy Six 250 Engine From the 1967 Van Saturday July 9, 2016 Guerneville CA. This engine has a… (1,644) Van’s Chevy 350 Engine Rough Idle Problem… Saturday May 20, 2017 Troy Oregon Working on the rough… (1,482) One Way Snakes Catch and Eat Fish Monday, Dec. 3, 2012, Jenner, CA. These snakes sure seem… (1,467) Engine Assembly, Crate Engine, 2-Bolt Main, Long Block, for TBI or Carburetor, Chevy 350, 1987-95, VIN Code K, Each ( 10 ) Part Number: VRE-350G8795 More Detail... This is my Project K5. Specs: Vehicle: 1987 Chevrolet K5 Blazer Silverado 4x4 Engine: 350 V8 TBI 5.7L Transmission: 700R4 Transfer Case: NP208 Front Axle: GM Corp 10 bolt Rear Axle: GM Corp 10 bolt Gears: Stock Differentials: Eaton Posi Suspension: Stock Exhaust: 2.5" True Dual No Mufflers I purchased this 1987 Chevy K5 Blazer Silverado 4x4 in 1998 for use as a daily driver. Welcome to TBI CHIPS throttle body injection services. So Just what is TBI, stands for Throttle Body Injection used by GM in the early 80’s through 1995. The early systems from 1982-1986 are just too old to do much with. 1987-1991 were still SLOW computers with tiny chips limiting what can be done with the system. May 19, 2013 · Check the vacuum source to the EGR solenoid. Connect a vacuum tester (Mityvac) to the line leading from the TBI unit to the front (single port) side of the solenoid. There should be full vacuum at idle, around 20 inches/Hg on a stock engine. If not, remove the line from the TBI and connect the tester directly to the TBI to verify vacuum. 2. Throttle Body Injection = TBI The 4.3, 5.0 and 5.7 TBI's are all the same CFM with 1 11/16th bores. The injectors are different sizes. The 454 is larger with close to 2 inch bores. It is recommended a TBI from about the same size engine to be used in your conversion or larger for high performance built engines. 3. TBI Wiring Harness. Find many great new & used options and get the best deals for SBC Chevy 350 5.7L 87-95 TBI Stage 3 Master Engine Rebuild Kit H345DCP Pistons at the best online prices at eBay! RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Easy to use parts catalog. High idle CHevy 350 TBI Own 92 chevy 5 speed 1500, 4WD 4.3.. recently changed engine to a 1995 350 TBI block. all electronics 1992. has 350 TBI engine, computer, injectors, throttle body and computer. Still has 4.3 wiring harness and 02 sensor. EGR valve is 350 and will move up and down. 02 sensor and EGR valve from salvage yard. What do you mean high idle ? (what rpm), both answer's are correct. Your engine should idle high (1000 - 1200 rpm) until either the choke warms and shuts off the high idle cam on the carb or like stated you hit the pedal to reset the high idle cam. I am assuming your carb has an electric choke. ATK HP89 Chevy 350 Base Engine 375HP. 3 truck has the service engine soon light. Shop for more Additional Auto Replacement Parts available online at Walmart. Re: 1990 chevy silverado 5. _____ Chevy / GMC Truck Rear Suspension Torque Specifications. Ok here is my issue I have a 1993 k1500 with a 5. High Idle Control - 2006-2007 Chevy Duramax LBZ. I've got a 1992 fullsize Blazer with same the TBI 350 from our body style and just converted the AC to On-Board-Air and would like to come up with some kind of high idle switch. Any suggestions? I was thinking of probing the Cruise control and trying to rig up an override that would signal the cruise cable to hold throttle open a little but i'm ... i have a 1992 chevy g20 350 tbi and it idles fine, but once in gear it misses through all speed ranges no check engine light on,i can also hear a pinging o... A few weeks ago, I made the mistake of selling off my old, and simple, '66 chevrolet pickup project and bought a newer('87) truck that would quickly turn into an even bigger project. I bought the truck two weeks ago, drove it home from a neighboring city, two highway hours away, no problems. The next day, I ran a few errands, highway, traffic and stoplight driving; again, no problems. After ... I got a 94 full-size blazer with a 350 motor with tbi. What should be the fuel pressure directly out of the pump, I have 11psi directly out of the pump? Checked pressure before filter. Read that it should be 11psi after the regulator. Original problem was that the truck dies or hesitates off idle. Chevy Silverado Throttle Body Idle issues. SILVERADO BLUES MEMBER; CHEVROLET SILVERADO I just completed an installation of a SBC into my Silverado C Transmission is a 4L80 automatic. The engine is over with a EFI cam and compression with aluminum 63cc heads. Ok Here Is The Problum I Have A Chevy. Welcome to TBI CHIPS throttle body injection ... Mar 26, 2020 · Edelbrock 7800 - Performer-Link Timing Chain Set for 1955-1995 Small Block Chevy and Chevy 4.3L V6 $51.95 Edelbrock 3702 - Performer-Plus Camshaft Kit Small Block Chevy 305-350 (TBI/LG4) Re: chevy 350 TBI idle Aug 23 2018, 9:09pm plugs are fairly new. i got some bosch iridium and they still have a long life ahead of them. basically the entire ignition system short of the distributor are fresh. there is a new cap and rotor on the dis as well. maybe a vacuum issue? i did just replace the EGR that had a small leak. Apr 29, 2002 · The fuel puddling is normal for a TBI. It hits the throttle plates and turns back to liquid somewhat. That is the disadvantage of tbi as opposed to individual port injection. WHen you open the throttle, its not quite as bad, but at idle it looks like it is puddling up (turning from a fine spray to droplets) for a GM TBI application to read the data, or to check for stored codes. Consult a service manual or see below for any check engine light code definitions. You can use a late 80’s or early 90’s GM TBI definition. If you have access to a scan tool use a hook up for a 1990 350 cu. in. 5.7L Chevrolet truck. May 14, 2018 · My '89 350 TBI truck would fire up and then immediately die when the idle went any lower than 1000 rpm's after changing the plugs, wires, rotor & cap. If I unplugged that tan wire w/black stripe, it wouldn't die. Replaced distributor and all has been well since. Apr 01, 2010 · This cam is designed specifically for the TBI 350 small-block and specs at 194/214 degrees of duration at 0.050-inch tappet lift with 0.398/0.442-inch lift. As you can tell, it doesn't deliver ...