T56 Magnum 6-Speed PerfectFit™ Kit for 1968-1979 C3 Corvette

When you convert to the Tremec T56 Magnum 6-Speed, you will experience:

• 30-50% increase in fuel economy
• Low RPM cruising for greatly reduced driver fatigue and an improved highway driving experience. Road trips are fun again!
• Reduced engine wear leading to longer engine life
• Cooler engine operating temperatures
• Reduced NVH (noise - vibration - harshness)

TREMEC T56 Magnum Gear Ratios

2.66, 1.78, 1.30, 1.00, 0.80, 0.63
2.97, 2.10, 1.46, 1.00, 0.80, 0.63

Silver Sport Transmissions Magnum 6-Speed PerfectFit™ Kit Overview

PerfectFit™ Tremec T56 Magnum Kit Components for conversion from a manual

1. Tremec T56 Magnum 6 Speed Double Overdrive
   • 700 torque capacity wide or close ratio.
   • Perfect factory shifter positioning.
   • Market Leading Warranty - learn more
   • Multicone Synchronizer Blocker Rings come standard for low-effort, high-RPM shifts
   • Lower Cost Option  Classic Fit option is available for non-console installations. Additional cutting is required.
2. Crossmember
   • CAD designed to keep Magnum within specified driveline angles.
   • Compatible with the factory exhaust
3. Tunnel Patch
   • Available for both steel and fiberglass tunnels 
   • Makes a tight seal to keep the weather out of your console.
4. Driveshaft & Slip Yoke
   • Lightweight, steel, custom driveshaft for superior strength. Dynamically balanced for smooth operation and premium solid u-joints come standard.
5. Speedometer Connection
   • Mechanical and electronic compatible
6. Calibrated Speedo Cable or Electronic Speedo Connector - Your choice
7. Reverse Light Connector
8. Pilot Bearing
   • Super heavy-duty needle roller type with lube seal for long life
9. Isolator Mount
   • Rubber for vibration isolation
10. 6 Speed Shift Pattern Plate
    • Maintains original appearance
11. Installation Hardware
12. Detailed Installation Instructions - including free lifetime tech support
13. Market Leading Warranty