ENGINES FOR THE C5 AND C6 CORVETTE
Model Year LS Designation Production Numbers Displacement/Output
1997 LS1 9,752 346 ci/345 hp
1998 LS1 31,084 346 ci/345 hp
1999 LS1 33,270 346 ci/345 hp
2000 LS1 33,682 346 ci/345 hp
2001 LS1 29,854 346 ci/350 hp
LS6 5,773 346 ci/385 hp
2002 LS1 27,470 346 ci/350 hp
LS6 8,297 346 ci/405 hp
2003 LS1 26,834 346 ci/350 hp
LS6 8,635 346 ci/405 hp
2004 LS1 28,381 346 ci/350 hp
LS6 5,683 346 ci/405 hp
2005 LS2 37,372 364 ci/400 hp
2006 LS2 27,749 364 ci/400 hp
LS7 6,272 427 ci/505 hp
2007 LS2 32,402 364 ci/400 hp
LS7 8,159 427 ci/505 hp
2008 LS3 27,579 376 ci/430 hp
LS7 7,731 427 ci/505 hp
2009 LS3 12,080 376 ci/430 hp
LS7 4,876 (includes ZR1) 427 ci/505 hp
LS9 1,415 376 ci/638 hp

LS Engines at a Glance
LS1 • '97-'04 Corvette C5, excluding Z06
5.7L/346 ci
345 hp @ 5,600 rpm (manual/automatic transmission)
350 hp @ 5,600 rpm (starting in '01)
375 lb-ft @ 4,400 rpm (manual transmission)
350 lb-ft @ 4,000 rpm (automatic transmission)
360 lb-ft @ 4,000 rpm (automatic transmission starting in '01)

LS2 • '05-'07 Corvette
6.0L/364 ci
400 hp @ 6,000 rpm
400 lb-ft @ 4,400 rpm

LS3 • '08-'10 Corvette
6.2L/376 ci
424 hp @ 5,900 rpm (standard exhaust)
436 hp @ 5,900 rpm (two-mode exhaust)
418 lb-ft @ 4,600 rpm (standard exhaust)
428 lb-ft @ 4,600 rpm (two-mode exhaust)

LS6 • '01-'04 Corvette Z06
5.7L/346 ci
385 hp @ 6,600 rpm ('01)
405 hp @ 6,000 rpm ('02-'04)
360 lb-ft @ 4,400 rpm ('01 automatic)
375 lb-ft @ 4,400 rpm ('01 manual)
400 lb-ft @ 4,800 ('02-'04)

LS7 • '06-'10 Z06
7.0L/427 ci
505 hp @ 6,200 rpm
475 lb-ft @ 4,800 rpm

LS9 • '09-'10 ZR1
6.2L/376 ci supercharged
638 hp @ 6,500 rpm
604 lb-ft @ 3,800 rpm