A ENGINE SERVICE POLICY WITH THE EXCEPTION OF LT5 ENGINE COMPLETE ENGINE ASSEM BLIES GROUP 0 000 ARE OFFERED FOR SERVICE DURING THEIR PRODUCTION CYCLE ONLY USUALLY 1 MODEL YEAR IN ADDITION AT LEAST ONE OF THE FOLLOWING WILL BE OFFERED FOR EACH POSSIBLE APPLICATION FITTED BLOCK PARTIAL ENGINE 0 033 GROUP OR REMANUFACTURED ENGINE 0 000 GROUP THE GOOD WRENCH ENGINE PROGRAM ALSO KNOWN AS UNIVERSAL OR TARGET MASTER ENGINE IS A SALES PROGRAM BASED ON SALES POTENTIAL ONLY NOT MANDATED AS A SERVICE REQUIREMENT PLEASE REFER TO CONSISTS OF NOTES TO DETERMINE ENGINE CONTENT BY PART PART NUMBER ENGINE EXCHANGE kI UNTIL FURTHER NOTICE THE FOLLOWING SPECIAL ARRANGEMENTS HAVE BEEN MADE TO SERVICE THE 1990 92 CHEVROLET LT5 5 7J ENGINE AN ENGINE EXCHANGE PROGRAM WILL BE ADMINISTERED BY THE CHEVROLET TECHNICAL ASSISTANCE NETWORK TAN THROUGH MERCURY MARINE NEITHER THE LT5 ENGINE ASSEMBLIES NOR THEIR INTERNAL COMPONENTS WILL BE AVAILABLE THROUGH GMSPO AND THEREFORE WILL NOT APPEAR IN THE 14Y CATALOG THE FOLLOWING EXTERNAL COMPONENTS MAYBE SERVICES BY GMSPO AND THOSE SERVICED PARTS WILL BE LISTED IN THEIR RESPECTIVE GROUPS WITHIN THE 14Y CATALOG THROTTLE BODY AND AIR INTAKE DUCT INLET PLENUM AND RELATED PIPES AND CONNECTORS DIRECT IGNITION SYSTEM CAM CRANK AND ESC SENSORS COIL WIRES MODULE AND SPARK PLUGS FUEL RAIL ASSEMBLY AND INJECTOR HOUSINGS SECONDARY PORT THROTTLE SYSTEM VACUUM RESERVOIR ACT UATORS LINES AND EXTERNAL LINKAGE IN VALLEY OF ENGINE EX POSED WHEN INLET PLENUM IS REMOVED EXCLUDES THROTTLE VALVES AND SHAFTB j 19923 GENERAL MOTORS SERVlCE PARTS OPERATIONS CHEVROLET 14Y 3 93 0 1 0 000