Turbo 400 Two Piece SFI Approved New Case
The TSI SFI Case is an SFI certified TWO PIECE transmission case for Turbo 400 transmissions. Cast from 356-T6 aluminum and precision machined to our rigorous specifications. Developed to eliminate all weak points found in the original GM transmission case. Our TSI SFI Case is SFI approved for competition.
Requires the use of a separate bellhousing.