Quick Time Bellhousing RM-6023 SB/BB-Chevy 168 tooth to LS1 T56 SFI


Bellhousing, QuickTime, SB/BB-Chevy, 153 or 168 tooth, to LS-1 T-56 SFI 6.1 certified

Built from high-grade steel-work hardened to over 80,000 PSI strength.
Over 2 times the strength of any other steel bell-housing.


Categories: , SKU: MD-401-6023


Quick Time Bellhousing RM-6023 SB/BB-Chevy, 168 tooth to LS1 T56 SFI 6.1

The Quick Time RM-6023 bellhousing connects a small block and big block Chevy engines to a T56 LS-1 Chevy, T-56 Magnum, or T56 Magnum XL transmission. This bellhousing is S.F.I. 6.1 certified which is required by many sanctioning bodies for cars running 11.49 or faster in the quarter-mile.
This bellhousing is a universal fit bellhousing and is not vehicle-specific. The Quick Time bellhousings are produced using a unique spin-forming process, resulting in a high-strength material. This high material strength makes the Quick Time bellhousings lightweight while maintaining the protection you desire.
Note: (Transmission Mounting Bolts Not Included)



  • Whatever engine or transmission you have – hard-to-find and even one-of-a-kind applications are a reality with Quick Time
  • Twice the strength of other steel bellhousings, with pinpoint dimensional accuracy and stability that obsoletes lesser models made from rolled or stamped steel
  • The engine and transmission always stay in alignment through the entire rpm range, eliminating accelerated drivetrain wear caused by bellhousing flex
  • Patent Pending on 16 points of Bellhousing Design & Process
  • Design input from OEM, Engine Builders, Transmission Builders, Racers, and the Hobbyist
  • Quick Time Bellhousings are the most accurate bellhousings available due to our unique manufacturing process.
  • 100% built in the USA
Made in the USA


HOW TO: DIal in a T56 bellhousing with an indexing plate Video



Quick Time, the undisputed leader in bellhousing technology was founded by former race car driver Ross McCombs. Born from a need for stronger bellhousings to withstand the rigors of dirt track racing, McCombs began making his own and the rest is history.

Additional information

Weight 512 oz
Dimensions 18 × 18 × 8 in




Material Steel
Clutch Operation Hydraulic
Clutch Spec. N/A
Engine Application Chevy: Small Block / Big Block / LT1
Transmission Application Chevy: T56 / Magnum T56
Flywheel 153  OR  168 Tooth
Height 5.950”
Weight 22 lbs.
Trans Bore N/A”
Finish Semi-Gloss Black
SFI Certification 6.1


Instruction Sheet for Part# RM-6023


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