Moroso Performance Alternator Mount Kit Features: Designed To Mount Any GM Delcotron Alternator Includes All Hardware Height: 2.50 Width: 9.00 Length: 9.25 Weight: 2.11 lbs Fitment: CHEVROLET 1966 - 1969 427 BIG BLOCK 1970 - 2000 454 BIG BLOCK 1985 - 2010 502 BIG BLOCK 1970 - 2000 540 BIG BLOCK 1970 - 2000 555 BIG BLOCK 1970 - 2000 565 BIG BLOCK 1970 - 2010 632 BIG BLOCK