ECS Tuning BMW S54 - D: Exhaust Piston Seal Replacement

ECS TUNING 1000 SEVILLE RD. WADSWORTH, OH 44281 1.800.924.5172 WWW.ECSTUNING.COM
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BMW S54 DUAL VANOS REBUILD
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SECTION 3D: EXHAUST PISTON SEAL REPLACEMENT  REQUIRED PARTS
ES#3138136
Description...............Small Teflon Sealing Ring
Location ....................Exhaust Piston Small End
Quantity .................... 1
ES#3138144
Description...............36mm OD x 2.0mm o-Ring
Location ....................Exhaust Piston Cap
Quantity .................... 1
ES#3138134
Description...............Large Teflon Sealing Ring
Location ....................Exhaust Piston Large End
Quantity .................... 1
ES#3138139
Description...............13mm ID x 1.7mm o-Ring
Location ....................Exhaust Piston Large End
Quantity .................... 1
ES#3138140
Description...............8.75mm ID x 1.7mm o-Ring
Location ....................Exhaust Piston Small End
Quantity .................... 1
ES#
Identical seal also used on intake piston - a total of two are included in the kit.
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All o-rings and Teflon rings will be sealed in individual poly bags
- do not unpack them until you are ready to install them. Prior to
use, always positively identify each seal by the ES# on the label.
NOTE: