Is it worth replacing the AFM to Plenum hose...

Is it worth replacing the AFM to Plenum hose...

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THEDAVINATOR

Original Poster:

82 posts

14 months

Monday 3rd March
quotequote all
....even if appears to be in a serviceable condition? Now that spring is more or less here (hope that doesn't jinx anythingsmile ) I want to start driving my Chim, but need to track down the rough running issues (which I mentioned on a thread a few months ago)

I saw a Scotty Kilmer Video (Youtuber) about how replacing the AFM pipe on a lot of cars is worth doing as of course if unmetered air gets into the intake after the AFM, it causes havoc with the running (obvs). This pipe is susceptible to leaks because it connects the body of the car to the engine, so it's always moving and when the rubber is old and gets brittle, well, it's fairly obvious what can happen.

I've inspected mine and it's appears fine - has anyone else replaced theirs and noticed an improvement in running? I'm talking about the 90 degree pipe after the AFM...

THEDAVINATOR

Original Poster:

82 posts

14 months

Tuesday 4th March
quotequote all
Thanks for the replies people. PabloGee I always thought the idea was to have the air filter as low as possible due to the air being colder (and therefore more dense) the nearer to the road surface you get. Having a few extra bhp would be nice, but I'm not really interested in speed anymore (well, maybe occasionally biggrin ) I would never go around picking fights in my chim, which despite being a 450 would certainly be matched by a decent hot hatch these days.

I just want to get the thing running right and thought I'd try the easy things first - it's idles ok when it's cold, but when hot it will stall at 60mph changing up from 3rd to 4th - that's why I thought I've got the mother of all intake leaks.