TCI Aluminum Trans-Shield -SFI 4.1 Approved - Blue - Fits GM TH350 855005 Whether you're checking piston to

Whether you're checking piston to valve clearance

weather systems

5-3/4 x 4 in Round Body

available in either aluminum or steel

TCI Aluminum Trans-Shield -SFI 4.1 Approved - Blue - Fits GM TH350 855005 Whether you're checking piston toBlue TH350 Aluminum Transmission Shield.. This 6061 T6 Aluminum TH350 Shield is SFI 4. 1 Certified to protect you and those around you in case of a drum explosion. Powder Coated Blue. TCI Aluminum Transmission Shields are lightweight and fit over the body of the transmission to offer tough protection in the event of a drum explosion. All shields are SFI 4. 1 certified and accepted by all major sanctioning bodies should you use them when racing. SFI