LS / LT GM Aluminum Bellhousing – 168 Tooth Flywheel – TKX / TKO / Muncie / Saginaw

Upgrade your LS or LT swap with this lightweight universal aluminum bellhousing designed to mate GM LS/LT engines to Tremec TKX, TKO500/600, Muncie, Richmond, and Saginaw manual transmissions. Engineered for proper drivetrain alignment, OEM starter positioning, and compatibility with performance clutch setups using a 168-tooth flywheel.

Key Features & Benefits

• Universal LS / LT Engine Fitment
  Designed for GM LS and LT engine platforms — not vehicle specific, ideal for swap applications.
• Broad Transmission Compatibility
  Fits Tremec TKX, TKO500, TKO600, Muncie, Richmond, and Saginaw transmissions.
• Lightweight Aluminum Construction
  Strong yet lightweight bellhousing design helps reduce drivetrain weight without sacrificing durability.
• 168-Tooth Flywheel Compatibility
  Supports performance clutch and flywheel combinations up to 11-inch clutch diameter.
• OEM Starter Location
  Maintains factory-style starter mounting position for easier installation and proper gear engagement.
• Fork or Hydraulic Release Bearing Compatible
  Allows use of standard left-hand mechanical clutch fork or hydraulic throwout bearing setups.
• Precision Transmission Bore
  4.685-inch bore diameter ensures proper transmission register fitment and alignment.

Technical Specifications

• Engine Fitment: GM LS / LT engines
• Transmission Fitment: TKX, TKO500, TKO600, Muncie, Richmond, Saginaw
• Flywheel Size: 168-tooth
• Max Clutch Diameter: 11 in.
• Transmission Bore Diameter: 4.685 in.
• Bellhousing Depth: 6.50 in.
• Material: Cast Aluminum
• Weight: Approx. 12 lbs
• Starter Mount: OEM Style Location

Important Installation Notes

• Pilot Bearing Required: GM Part Number 12557583 (not included)
• Always verify bellhousing alignment (dial indicate recommended)
• Designed for universal swap applications — crossmember, clutch linkage, and hydraulic components may vary by build

Common Applications

• LS swap muscle cars
• LT swap street rods
• Pro-touring manual transmission conversions
• Classic GM manual transmission upgrades
• Lightweight drivetrain performance builds