After
Renault 5 1.1 carb 1.4 carb 1.4 GT turbo carb 1.7 carb Volvo 1.7 turbo Fuel Inj Clio 2.0 172 Fuel Inj 2.0 182 Fuel Inj
Its better after a workout but you can before also.
TURBO!!!!
V6 turbo is better
Here is a link below of a company specializing in blow thru carbs. Their 750cfm carb is good for 1000+hp.
7.3 turbo
Ther is no egr valve on the 2.2 turbo engines. With FI and turbo, there was no need. Some of the earlier carb engines did have egr.
turbo chargers
wrx turbo is a ton better
you mount the turbo next to the engine
it will boost speed and performance but when you do this MAKE SURE TO UP JET YOUR CARB so that you don't hurt your engine
carb: 4 to 6 psi tbi: 9 to 13 psi mpfi turbo: 26 to 32 psi mpfi non turbo: 41 to 47 psi