P/N: 4GC020-010
©2001 Vortech Engineering, LLC
All Rights Reserved, Intl. Copr. Secured
15SEP01 V1.1
(88-95 GM Lt Trk(4GC))
Table Of Contents
FOREWORD ...................................................................................................................... ii
TABLE OF CONTENTS ..................................................................................................... iii
NOTICE .............................................................................................................................. iv
TOOL & SUPPLY REQUIREMENTS.................................................................................. v
PARTS LIST - 1988-1993 7.4 TRUCK ............................................................................... vi
PARTS LIST - 1994-1995 7.4 TRUCK ............................................................................... ix
1. COMPONENT REMOVAL ...................................................................................... 1
2. CRANKSHAFT PULLEY INSTALLATION .............................................................. 1
3. OIL DRAIN LINE ..................................................................................................... 2
4. OIL FEED LINE ...................................................................................................... 3
5. SUPPLEMENTARY FUEL INJECTION COMPUTER AND RELATED SYSTEM ... 3
6A. MAIN BRACKET AND POWER STEERING PUMP - 1988-1993 MODELS .......... 7
6B. MAIN BRACKET AND POWER STEERING PUMP - 1994-1995 MODELS .......... 8
7. COOLING FAN SPACER ....................................................................................... 9
8. SUPERCHARGER MOUNTING............................................................................. 10
9. FACTORY ACCESSORY DRIVE BELT AND SUPERCHARGER DRIVE BELT .... 10
10. DISCHARGE PLENUM .......................................................................................... 11
11. AIR FILTER, INLET DUCT AND PLENUM ............................................................. 12
12. FINAL REASSEMBLY & CHECK ........................................................................... 13
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