This installation kit bolts a Tremec TKX or TKO transmission to 8-bolt flywheel LS and Gen V LT Small Block Chevrolet engines built after 2009, combining trusted Lakewood and Hays components into one complete package.
Specifications:
- Category: Transmission
- Engine: GM Gen III/IV (LS)
- Crankshaft Bolt Hole Count: 8
- Bellhousing Material: Aluminum
- Flywheel Material: Billet Steel
- Disc Diameter: 12 in.
- Disc Material: Organic
- Disc Style: Spring Hub
- Pressure Plate Style: Diaphragm
- Pilot Bearing: Roller
- Release Bearing: Hydraulic
- Input Shaft Diameter: 1-1/8 in.
- Input Spline: 26
- Transmission Fitment: Tremec TKX / TKO
- Sub Category: Manual Transmission Components
- Part Number: 319-505
Includes a cast aluminum bellhousing and stamped steel dust cover, a lightweight billet steel flywheel, a 26-spline organic sprung clutch rated up to 550 naturally aspirated horsepower (500 with a power adder), an adjustable hydraulic release bearing, and all mounting hardware. Works with OE or MSD High Torque starters.
FAQ
What engines does this kit fit?
8-bolt flywheel LS and Gen V LT engines built after 2009, such as LSA, LT1, LT4, L83, and similar truck engines.
What is the clutch rated for?
Up to 550 naturally aspirated horsepower, or 500 horsepower with a power adder.
What's the difference between this and the 319-504?
The 319-504 is the equivalent kit for 6-bolt flywheel Gen III/IV LS engines built before 2009.

