Description
Nitrous Express Dash Mount Switch Panel 2 Rockers 1 Momentary Rocker 1 2 Way Momentary Rocker Indicator Lights Black Anodized GM F Body 1998 2002 Self Vulcanizing Tape This thermostat is compatible with With Steam HolesSince 1989 Size:Small (55) EAS21974 WM485MD This thermostat is compatible with most 2004 2008 LS based engines except for 2007 up new chassis CK trucks and SUVs which had a new design water pump that uses a slightly taller thermostat (Recommended for use with MSD Pro Power Coils and can even be used with OE coils