J-W Performance - GM LS Series To GM TH400 Ultra-Bell

The J-W Performance GM LS Series To GM TH400 Ultra-Bell is the perfect solution for those seeking top-notch performance and reliability. Crafted from high-grade aluminum, this bellhousing meets the SFI 30.1 standard, ensuring safety and durability. Tailored for GM LS-Series engines, it fits seamlessly with TH400 transmissions. With dimensions of 18.4 x 14.8 x 12.9 inches, it’s designed to provide a perfect fit without compromise.