Quad 3 1/8" square
Left; OP 100 psi
Top; EGT 600-1600f
Right; OT 100-260f
Bottom; CHT 100-300f
Use with 387-100KV OP sender sold separately
399 series OT & CHT senders sold separately
48" type "K" thermocouple sold separately
Lighting kit 186-12A2L sold separately 
 
Instructions