Performance Chev SB BB To Th350 Th400 Ultra-Bell Bellhousing
Product Information
Using the latest technology, J.W. Performance has come up with these Ultra-Bell bellhousings.
Built rugged and certified, these flexplate shields allow for special motor and transmission combinations to be easily mated together. Manufactured from one-piece cast aluminum, these Ultra-Bells are five times stronger than stock bellhousings, which makes them capable of withstanding even the most severe tire shake and can fit under most stock floorboards. Order the Ultra-Bell bellhousing designed to fit your application.
- SFI-Approved:Yes
- SFI Rating:SFI 30.1
- Block Plate Included:No
- Bellhousing Type:New
- Clutch Fork Included:No
- Adjustable Fork Pivot Recommended:No
- Bellhousing Material:Aluminum
- Bellhousing Finish:Natural
- Quantity:Sold individually.
- Notes:Stock bellhousing must be cut off of transmission. This bolts directly to front pump. Bolts included. Fits 10 in. and smaller torque converters. Will fit some 11 in. converters, depending on size.

Product Information
Using the latest technology, J.W. Performance has come up with these Ultra-Bell bellhousings.
Built rugged and certified, these flexplate shields allow for special motor and transmission combinations to be easily mated together. Manufactured from one-piece cast aluminum, these Ultra-Bells are five times stronger than stock bellhousings, which makes them capable of withstanding even the most severe tire shake and can fit under most stock floorboards. Order the Ultra-Bell bellhousing designed to fit your application.
- SFI-Approved:Yes
- SFI Rating:SFI 30.1
- Block Plate Included:No
- Bellhousing Type:New
- Clutch Fork Included:No
- Adjustable Fork Pivot Recommended:No
- Bellhousing Material:Aluminum
- Bellhousing Finish:Natural
- Quantity:Sold individually.
- Notes:Stock bellhousing must be cut off of transmission. This bolts directly to front pump. Bolts included. Fits 10 in. and smaller torque converters. Will fit some 11 in. converters, depending on size.