july 10th santa pod rwyb night special

finx

Member +
nice result man.
post up a pic of the time slip, keen to see some of the specifics

Bah insulation etc can be a tricky subject, i understand where you coming from but either way its not something i would be doing

cheers
 

el_man

Fresh Recruit
here are a few pics with my time slip as proof :D

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vids to follow

the ibiza is my mates
 

el_man

Fresh Recruit
i deffo need to get used to launching the car! cant wait to get a emu abit of launch control mor eboost :D not bad for a fcd at 12psi :D
 

pig666eon

Member +
well man great advice on better times but drums is spot on there an insulator stops the transfer of temperature between contact points

i do refrigeration and its very important to lag ( insulate ) the cold liquid as ambient heat transfer is very fast i thinks about 30% loss in cold temp and higher if higher temp

it doesnt make sense not to insulate the cold air pipe as any efficient cooling done by the intercooler is lost by the heat in the engine bay

hot-cold expansion if i have two cylinders same size @1 bar pressure of air there both the same? it depends on temp if one is @10 degc and the other @30 degc the one thats colder has more air because its compacted which means the colder the air entering the better the combustion which will result in more power and both @1bar
 

durmz

Member +
Cool man thanks for that, exactly my thoughts. However im not sure how much it would do in reality, but theoretically it should help
 

pig666eon

Member +
it mite not be loads but i just wanted to know the reason for him not to do it im not saying he is wrong he prob has alot more experience than me on the subject but it just goes agenst my logic and understanding

again man love the advice :)
 

durmz

Member +
pig666eon said:
it mite not be loads but i just wanted to know the reason for him not to do it im not saying he is wrong he prob has alot more experience than me on the subject but it just goes agenst my logic and understanding

again man love the advice :)

Yeah i agree entirely, thanks
 
its because aluminum intercooler pipes are realy good at getting rid of heat, i know they are also good at conducting heat. but they let the heat rise alot quicker than conducting it. so insulating it could help but the heat from the compressor discharge 55deg to as high as 85 deg going through the piping wont be able to transfer through the piping and in to the engine bay.

i dont work with aluminum often, lagging(insulation) is generaly for metals or plastics that conduct hot or cold air and dissipate them too.

its a win and lose situation me thinks
 

pig666eon

Member +
so basically the rule of thumb is dont insulate the cold pipe unless the intercooler is cooling below the ambient in the engine bay or else your forcing hot air into the engine
 
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