Mine was not.. Would that make a big difference in the way the AC system performs????

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89 300SEL Money Pit

92 Blown Buick Ultra Pimpmobile 220K and adding 1K per week

88 Wagoneer Slightly modified (Not for soccer moms)

04 Kia Sedona with every option... NICE

TXV = expansion valve?

Sixto
95 S420
91 300SE
87 300SDL
83 300SD

Yes...

__________________
89 300SEL Money Pit

92 Blown Buick Ultra Pimpmobile 220K and adding 1K per week

88 Wagoneer Slightly modified (Not for soccer moms)

04 Kia Sedona with every option... NICE

I don't know how "big" the difference, but it should be insulated. Just cover it with presstite tape.

Hope this helps,

Larry.. You always say "hope this helps" at the end of your posts, and it nearly always does..

THanks,
jay