Multiple listings for the same brand and type of part merely indicate different suppliers. Unless otherwise noted, they are the same part.

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Rubber O-ring 8.5x2.5 Mm - New/Replacement

V99970173140

Rubber O-ring 8.5x2.5 Mm for Porsche 928

$3.59
QTY: 

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Rubber O-ring - Genuine Porsche

G99970173140

Known as: o-ring 8.5 x 2.5

$3.23
QTY: 

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Dph Rubber O-ring - New/Replacement

R99970173140

Dph Rubber O-ring for Porsche 928

$1.00
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O.E.M. Spark Plug Seal - New/Replacement

S99970173140

O.e.m. Spark Plug Seal for Porsche 928

$1.00
QTY: 

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Victor Reinz Valve Cover O-ring - New/Replacement

T99970173140

Victor Reinz Valve Cover O-ring for Porsche 928

$1.00
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