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B&M TRANSMISSION SPEEDOMETER PORT PLUG

Fits GM TH350, TH350c, Powerglide, Muncie M-20 and Aisin AY6

PART# 20299

$25.50   Suggested Retail
$22.95   Your Price
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Overview

B&M Racing & Performance brings you this billet aluminum speedometer port block-off plug that fits GM TH350, TH350c, Powerglide, Muncie M-20 and Aisin AY6 transmissions. This plug is used to block the mechanical speedometer gear port when upgrading to an electronic speedometer and includes a replaceable Buna-N-rubber o-ring. It features a black Mil-Spec anodized finish for long lasting good looks, even in harsh conditions. Comes with hardware and instructions for a quick and easy installation.

Features:

  • Billet Aluminum Construction with Engraved B&M Logo
  • Protects Your Transmission from Contaminants during use or storage
  • Replaceable O-ring seal for leak prevention and simple maintenance
  • Perfect for Electronic Speedometer Conversions
  • Mil-Spec Black Anodized Finish for long lasting good looks
  • Includes Stainless Steel Hardware for Superior Corrosion Resistance

Specs

BrandB&M
Emission Code5
Item GradeHigh Performance
MaterialAluminum
Product Typespeedometer port plug
TransmissionAisin AY6
Muncie M-20
Powerglide
TH350
TH350 C
Part Number20299

Emissions

5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

Does NOT fit B.O.P (Buick, Oldsmobile & Pontiac) TH-350 Transmissions.
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    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.

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