Here's the info I found... but does anyone know if the LS1 and LS6 clutch were one in the same?
2001 Changes
- return to 28# injectors for all models.
- Second Generation Active Handling
- Nassau Blue discontinued
- Alternator 'clutch' pulley added on A4 cars
- New soundproofing + foam in all cars
- Smaller keyfob
- electrochromic dimming rearview and driver's mirrors
- lighter AGM battery
- Thickness + Material in vert change
- Chrome exhaust tips for coupe + vert
- 85MM MAF with integral temp sensor (versus 74mm with separate plug for IAT)
- LS1 cam profile changed to: .500/0.500, 198/208 on 115.5LSA (From: 0.472/0.479, 202/210 on 117)
- All Corvettes now have the LS6 intake manifold
- All Corvettes now have the LS6 engine block (windage passages in block), which includes a beefier oil pump.
- LS1 changes result in new output of 350 HP @ 5200 RPM and 375 Ft Lbs of torque @ 4400 RPM (MN6)
- Hardtop/FRC discontinued - Evolved into Z06 model
- Pup cats added to all models
- Stronger synchros in all transmissions
- Exhaust manifolds revised (5hp regained) - thin wall cast replacing SS manifolds
metal valvestem caps (late year)
- Torque Tube changed from metal-matrix composite to aluminum alloy 6061, increased in dia from 55 to 63 mm.
- Driveshaft couplings have also been upgraded on manual-equipped models for additional strength and durability