1996 Chevrolet K2500 Suburban Engine: 6.5L V8 DIESEL; With Dual Thermostats;. 1997 Chevrolet K2500 Suburban Engine: 6.5L V8 DIESEL;. 1998 Chevrolet K2500 Suburban Engine: 6.5L V8 DIESEL;. 1999 Chevrolet K2500 Suburban Engine: 6.5L V8 DIESEL; With Standard Hub for Bolt-on Pulley and Fan Clutch;.