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Smog equipment removal. Yes or No. - GM Square Body - 1973
I don't like the smog stuff it puts carbon rich exhaust gases back in to the motor and is hard on the motor shortening the life of the engine in exchange for cleaner exhaust gasses The system is a whole though Don't take the smog pump off with out taking the rest of the system off
1987 350tbi smog delete. What needs to be removed, plugged or any of . . .
The stock GM RV series, and CK series from 1986 back to about 1982 or 83, thermostatic air cleaner (Therm-AC) already has one cold air intake hose that connects to a water rejecting baffle on the RH side of the radiator to take in air from the grille that hasn't passed through the radiator
Understanding How a Smog System Works - Clean Living - MotorTrend
Q:Over the last several months I have acquired numerous questions regarding smog systems, including how smog systems work, vehicle application, interpreting date codes, rebuilding your own system
how do u remove all the smog stuff? | GBodyForum - 1978-1988 GM A G . . .
If you can get your hands on a 87 SS ECM and a ZZ4 chip, you can also remove the EGR Just depends on what you have in mind and how far you want to go I wouldn't remove the CCC system unless you had specific reasons in mind It's not just the distributor and carb you'd have to change out You'd also have to wire up a switch to lock up the
Secondary Air intake port -carbon removal - Chevrolet Malibu Forums
The Secondary Air Injection (AIR) System aids in the reduction of hydrocarbon exhaust emissions during a cold start-up This occurs when the start-up engine coolant temperature is between 5-50°C (41-122°F), and the intake air temperature (IAT) is between 5-60°C (41-140°F) The AIR pump operates 5-60 seconds after start-up
air pump smog pump delete | GMT400 - The Ultimate 88-98 GM Truck Forum
honestly with a tune you wont lose anything whatsoever 88 might have the 1 piece brackets so ive never dealt with bypassing that i kept my smog pump on and left it open, as for the plugs either use a bolt or literally the correct pipe plug not sure what thread type it is the tube going to the back of the intake is held on by one bolt i believe it comes right off plug the egr, and a tune
Emissions Delete | GM Square Body - 1973 - 1987 GM Truck Forum
First, normally the air pump system has no effect on drivability The EFE valve preheats the intake for proper choke operation Those are 2 systems I wouldn't mess with Check for vacuum leaks including the brake booster Either disconnect and plug them or pinch off Also be sure and check the charcoal cannister
Removing smog pump on an 87. Question - The 1947 - Present Chevrolet . . .
The one from the EGR The two boxes you have pics of are the knock sensor module (5 pin plug), and the MAP sensor (3 pin green plug) You need both of those The EGR valve is behind the TB; the request solenoid should have a 2 pin plug and 2 vac lines (1 in, 1 out)