This entry could very well have been included in the last series of articles (“Phil’s Podium of the Automotive Pure”), but for one important consideration: the technology involved is no longer being widely used in the automotive field. Otherwise, it solidly qualifies for “The Podium” in every other important aspect. The truth is, this technology is greatly significant in the history of the automobile—even surpassing many of the technologies listed.

Back in the early days of emissions control here in the U.S.A., in the wake of the first so-called “Energy Crisis”, which left motorists calling for more fuel economy in their automobiles due to the increased cost of fuel (if we only knew where all of THAT mess was headed!), I’d almost call it “amusing” witnessing all of the different ways manufacturers were addressing the issues.

The U.S. group, which seemed to be relying on input from “bean counters” and marketing strategists, was trying to make the old inefficient designs passable through use of a cheap and spindly patchwork of detuning modifications, add-on systems, and gargantuan catalytic converters. (Read More…)

Will writes:

Hi Sajeev, I am heeding your call for more questions.

1) Can a crack around one of the intake system tubes (thanks, shopmonkeys!) to the right of the Throttle-Body on an ’01 MkIV Jetta GLS 2.0 be the source of a lumpy idle (+even decreased mileage)? -I think it’s the Y-Tube next to the PCV. (also: last time I checked, this pipe was something like $200 to replace new from the stealership) (Read More…)