BM20301 - B&M TRANSMISSION SPEEDO PORT PLUG FITS GM TURBO 400

B&M TRANSMISSION SPEEDOMETER PORT PLUG

B&M Racing& Performance brings you this billet aluminum speedometer port block-off plug that fits GM and B.O.P. TH400 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.

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

Brand	B&M
Emission Code	5
Item Grade	High Performance
Material	Aluminum
Product Type	Speedometer Port Plug
Transmission	B.O.P TH400": "B.O.P TH400", "GM TH400