Description

Aeroflow Performance brings you this billet aluminum speedometer delete plug that fits GM TH400 automatic transmissions. This plug is used to block the mechanical speedometer gear port when upgrading to an electronic speedometer. By using this delete plug, the transmission will be sealed correctly and not allow dirt or debris to contaminate the transmission internals.

Specifications

Vaccum Ports at the back of the intake manifold

  • 3 x 1/8" NPT
  • 1 x 1/4" NPT

Vaccum Ports at the underneath the intake manifold

  • 3 x 1/8" NPT
  • 1 x 1/4" NPT

This Intake Manifold Only comes with 3 x 1/8" to 1/8" (3mm) Barb and 1 x 1/4" to 1/4" (6mm) Barb. Block off plugs must be purhasced separatley for all unused ports.

Compatibility

  • GM LS1/LS2

Aeroflow Performance brings you this billet aluminum speedometer delete plug that fits GM TH400 automatic transmissions. This plug is used to block the mechanical speedometer gear port when upgrading to an electronic speedometer. By using this delete plug, the transmission will be sealed correctly and not allow dirt or debris to contaminate the transmission internals.

Vaccum Ports at the back of the intake manifold

  • 3 x 1/8" NPT
  • 1 x 1/4" NPT

Vaccum Ports at the underneath the intake manifold

  • 3 x 1/8" NPT
  • 1 x 1/4" NPT

This Intake Manifold Only comes with 3 x 1/8" to 1/8" (3mm) Barb and 1 x 1/4" to 1/4" (6mm) Barb. Block off plugs must be purhasced separatley for all unused ports.

  • GM LS1/LS2

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