Chevy Tremec TKX Driveline Kit, Clutch/Flywheel/Bellhousing

The Chevy TREMEC TKX Driveline Kit is a complete 5-speed manual transmission conversion package designed for Small Block and Big Block Chevrolet engines. Built around the industry-leading TREMEC TKX 5-Speed Manual Transmission, this all-in-one kit includes a heavy-duty bellhousing, performance clutch assembly, billet steel flywheel, hydraulic release bearing, and the essential installation hardware required for a professional-quality drivetrain upgrade.

Designed for classic muscle cars, hot rods, street rods, and pro-touring builds, the TKX transmission features a compact aluminum case for improved transmission tunnel clearance, exceptional shift quality, and an overdrive fifth gear for reduced engine RPM during highway cruising. Rated to handle 600 lb-ft of torque, the TKX delivers smooth high-RPM shifting and outstanding durability for both street and performance applications.

Whether you’re replacing a factory 4-speed or converting from an automatic transmission, this driveline kit provides the major components needed to complete a reliable and high-performance manual transmission conversion.

Features

• Complete Chevy TREMEC TKX Driveline Conversion Kit
• Genuine TREMEC TKX 5-Speed Manual Transmission
• Fits Small Block and Big Block Chevrolet engines
• Rated for 600 lb-ft of torque
• Compact aluminum transmission case
• Smooth shifting up to 7,500 RPM
• Supports engine speeds up to 8,000 RPM
• Overdrive fifth gear for lower highway RPM
• Heavy-duty steel bellhousing
• Billet steel flywheel
• High-performance 11-inch clutch kit
• Hydraulic throwout bearing included
• Short-throw billet aluminum shifter
• Ideal for muscle cars, hot rods, street rods, and pro-touring builds

Gear Ratios

• 1st Gear: 2.87:1
• 2nd Gear: 1.89:1
• 3rd Gear: 1.28:1
• 4th Gear: 1.00:1
• 5th Gear: 0.68:1
• Reverse: 2.56:1

Specifications

• Brand: TREMEC
• Transmission Model: TKX
• Transmission Type: 5-Speed Manual
• Application: Small Block & Big Block Chevrolet
• Torque Capacity: 600 lb-ft
• Maximum Engine Speed: 8,000 RPM
• Shift Capability: 7,500 RPM
• Case Material: Aluminum
• Input Shaft Diameter: 1.125 inches
• Input Shaft Spline Count: 26
• Output Shaft Diameter: 1.375 inches
• Output Shaft Spline Count: 31
• Bellhousing Included: Yes
• Flywheel Included: Yes
• Clutch Included: Yes
• Hydraulic Release Bearing Included: Yes
• Shifter Included: Yes
• Yoke Included: No
• Shifter Style: Linkage Operated

Kit Includes

• TREMEC TKX 5-Speed Manual Transmission
• Steel Chevrolet Bellhousing
• Billet Steel Flywheel
• 11-Inch Performance Clutch Disc
• Pressure Plate
• Hydraulic Throwout Bearing
• Flywheel Hardware
• Bellhousing Hardware
• ARP Installation Hardware
• Short-Throw Billet Shifter
• Reverse Light Switch
• Installation Documentation

Recommended Applications

Ideal for:

• Chevrolet Camaro
• Chevrolet Chevelle
• Chevrolet Nova
• Chevrolet El Camino
• Chevrolet C10 Pickup
• Chevrolet Bel Air
• Chevrolet Impala
• Chevrolet Biscayne
• Street Rods
• Pro-Touring Builds
• Classic Muscle Cars
• Custom Hot Rods

Compatible with most 1955-1985 Small Block Chevrolet and Big Block Chevrolet engines using the appropriate rear main seal configuration.

Installation Requirements

Installation may require:

• Transmission crossmember
• Driveshaft modifications
• Transmission mount
• Clutch master cylinder
• Hydraulic clutch lines
• Pedal assembly (for automatic-to-manual conversions)
• Transmission fluid
• Speedometer connection

Professional installation is recommended to ensure proper drivetrain alignment, clutch adjustment, and long-term reliability.

Warranty

The Chevy TREMEC TKX Driveline Kit is backed by a 1-Year Limited Warranty, covering defects in materials and workmanship under normal use and proper installation.