TREMEC Magnum 6-Speed Kit for 1955-1962 Corvette

T56 Magnum 6-Speed Basic Kit for GM

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 Basic Kit Overview

This is SST's Basic Kit with only the essentials included.  It's perfect for builders able to fabricate or modify their own crossmember and tunnel hump.

Driveshafts are no longer included in your order but may be purchased separately.

Tremec T56 Magnum Kit Components

• Tremec T56 Magnum 6 Speed Double Overdrive
  • PerfectFit™ shifter positioning
  • 700 torque capacity wide or close ratio.
  • Multicone synchronizers are standard for low-effort, high-RPM shifts
• Driveshaft - Custom-built, steel driveshaft
• Speedometer Connection - Mechanical and electronic compatible
• Calibrated Speedo Cable or Electronic Speedo Connector - Your choice
• Reverse Light Connector
• Pilot Bearing - Super heavy-duty needle roller type with lube seal for long life
• Isolator Mount - Rubber for vibration isolation 
• Installation Hardware
• Detailed Installation Instructions - including free lifetime tech support
• Market Leading Warranty

Optional components offered

• Flywheel - Billet steel, not cast steel, for improved durability and safety.
• Clutch Kit - High performance, long life packages with easy pedal effort tailored to your needs
• Bellhousing - Titanium-Aluminum OEM type or steel scattershields that meet race safety requirements
• Shifter Handle - Replica C1 handle or custom aluminum shifter handles available
• Shifter Ball - For aftermarket shifters (not available for the replica C1 handle), available in white or black for that classic look. Engraved with a 6-speed shift pattern.
• Throwout Bearing
• Reverse Lockout Module - Prevents your transmission from being able to shift into reverse unless your speed is less than 5 miles an hour.
• Hydraulic Kit