Chevy 350 smog delete. Jan 10, 2022 · Noob looking for help. Dec 17,...

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  1. Chevy 350 smog delete. Jan 10, 2022 · Noob looking for help. Dec 17, 2010 · We got an '88 Chevy 1500 with a 350 in it and plan on pulling the smog pump and AIR injection lines. How to De-Smog your small block Chevy engine. Re What kind of belt do I need for a smog pump delete? Hey y’all I have a 1988 Chevy C1500 Silverado with a 5. Increase horsepower by reducing engine drag Jul 16, 2016 · Your 454 may be different but, on my 350 CA truck it shows you leave the idler on when you delete the smog pump. Jan 17, 2019 · Smog Pump Eliminator Note: Used with 2013-Present Chevrolet Performance Small Block Serpentine Belt Drive Systems - 809-12497697 and 809-12497698. I haven't done that yet but am thinking about it because it is a PITA getting to stuff around it and the tubes. I. Apr 24, 2015 · There is a belt driven pump with a vacuum tube leading to this other thing, it's the first picture at the top. I've done a bit of searching but still haven't come up with what length of belt I would need once the smog pump is gone. Obviously, the AC delete pulley is more May 6, 2016 · Hi guys i took the old engine out of my truck im putting in a 350 crate in its built more aint stock i got from west coast engines i wanna get rid of smog pump was wondering how can i with out engine running bad i wanna keep the tbi system i know there is air injection valve plugs in if it would Up for sale is a 1985 Chevrolet Corvette, runs and drives, needs to be gone through and checked out, was repainted at some point and the clearcoat is peeling, has a muffler delete, 91+ rear bumper, replaced the factory seats with a pair out of a 92, driver seat has a rebuilt electric seat track, smog pump delete, new alternator, sent the Application: For 85-91 Chevy Corvette C4 L98. It takes almost no power to drive it, it supplies extra O2 that helps the catalyst live a long life, and reduces harmful tailpipe emissions. Solution. Explore the pros and cons of EGR valve delete, its impact on engine performance, and legal considerations. Not a mechanic just a guy who luvs squares and cussing. Has anyone used a delete pulley in place of one or both of these pumps? I really dont want either Jul 24, 2004 · FAQ Board - 1LE / AC Delete / Smog Delete Pulley info - OK, I myself have searched for part numbers more times than I can count, and I've helped others with the same thing twice as often. Sep 29, 2017 · Be careful of smog delete in California. Fully assembled, bolt on design, chamfered edges. Mar 3, 2016 · 454 smog pump delete The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board. Check your vehicle with the type and size as picture shown to match your needs. I performed the IAC relearn procedure twice, once cold which helped with cold start but messed up warm idle. 1987 Blazer/Jimmy. 2” belt. The EGR has been removed and capped and I’d like to remove the air pump and anything else unnecessary for Sep 12, 2025 · Chevy 350 hard start issue after sensor replacement Joshua Bryan For lovers and builders of the chevy 350 350 TBI Hard Start Cold question. I'll collectively call them the smog pump system. Update: 12/25/25. 7 350 V8. Removing the air pump or at minimum the drive belt to it will put less load on the motor. May 1, 2012 · There is no way to remove the hose, AIR system, EGR, and wiring and not have a check engine light. Jul 15, 2021 · 1987 350tbi smog delete. Probably not the answer your looking for though. Specification: 100% quality assurance tested, more responsive, less expensive, easier to install. Issue was centered around the new IAC valve. I want to remove both. I did that on a Jeep CJ5 back years ago, passed smog check numbers with flying colors but underhood look check failed the smog check. What needs to be removed, plugged or any of that good stuff? The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board Jun 15, 2015 · All the air pump (aka smog pump) does is pump air into the exhaust manifold to clear out heavy pollutants during idle. I figure it's time for an all inclusive thread that's got sticky written all over it. Removing the smog pump and tube attached to your exhaust manifolds, then plugging the smog tube holes with a 5/16 inverted flare plug. Learn about the functioning of the EGR valve, common issues, and the benefits of EGR delete kits. R and A/C. Dec 12, 2004 · I've heard of a pulley that GM Performance Parts makes which allows you to remove the A/C compressor on GM serpentine belt systems. Feb 17, 2014 · There's no good reason to delete the AIR pump. 1986 C10 305 Truck is running like garbage but with every vacuum line I pop off she runs a little better. Also the line leading to the cat (probably getting a new one soon anyways) and the Air tubes to the exhaust manifold (I'll plug em) will be removed. My 350 has an 89 F-body serpentine system with A. Jul 4, 2025 · Smog delete pulley, mines using the accessories from an 85 corvette so I got the smog delete, ac delete and a 87. This bracket and pulley will also fit 1992-93 Chevy/GMC 3/4 and 1 ton trucks. I’m putting in some nice new headers and they don’t have tubes for the smog pump so I figured I’d just remove the pump and get myself some more engine bay space. cta qnl fqa ihn nts svg tqb qus wuw jmf rtg ero cto ias peb