This plug is used to block the mechanical speedometer gear port when upgrading to an electronic speedometer and includes a replaceable Viton rubber o-ring. It features a black billet aluminium anodized finish for long lasting good looks, even in harsh conditions.

Suits most transmissions with .875" / 7/8" port

Fits These GM Automatic & Manual Transmissions

  • Muncie M20, M21, M22 4 speed
  • Muncie 3 speed
  • Saginaw 3 & 4 speeds
  • T-5 5 speed WC & NWC
  • T-4 4 speed
  • TH350
  • TH350C
  • TH250
  • TH350C
  • 200-4R
  • Powerglide

Supplied with unc & unf stainless button head fasteners

 

More From This Category

Autometer 1/4" OD Quick Disconnect To 1/4" Npt Thread

Autometer 1/4" OD Quick Disconnect To 1/4" Npt Thread

$23.59 $24.83

5% OFF
Autometer 1/4" OD Quick Disconnect To 1/8" Npt, Nickel Plated Brass

Autometer 1/4" OD Quick Disconnect To 1/8" Npt, Nickel Plated Brass

$23.13 $24.35

5% OFF
Autometer 1/4" OD Quick Disconnect To 1/8" Npt, Right Angle, Nickel Plated Brass

Autometer 1/4" OD Quick Disconnect To 1/8" Npt, Right Angle, Nickel Plated Brass

$27.14 $28.57

5% OFF
Autometer 5/32" OD Quick Disconnect To 1/8" Npt, Nickel Plated Brass

Autometer 5/32" OD Quick Disconnect To 1/8" Npt, Nickel Plated Brass

$23.35 $24.58

5% OFF
Autometer Air Line Tee, 1/4" OD Quick Disconnect To 1/8" Npt, Nickel Plated Brass

Autometer Air Line Tee, 1/4" OD Quick Disconnect To 1/8" Npt, Nickel Plated Brass

$29.28 $30.83

5% OFF
Autometer Needle Valve, Right Angle, 1/4" OD Quick Disconnect To 1/8"Npt (Meter Out), Dedenbear

Autometer Needle Valve, Right Angle, 1/4" OD Quick Disconnect To 1/8"Npt (Meter Out), Dedenbear

$81.20 $85.48

5% OFF