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904009 REV D 01/19/15, GM LS FRONTRUNNER w & wo POWER STEERING INST PG 4 OF 15
WARNING: ANTI-SEIZE MUST BE USED ON
THREADS OF BOLTS OR MECHANICAL LOCKING
WILL OCCUR PREVENTING REMOVAL OF NUT
FROM BOLT AND DAMAGE TO FASTENERS.
REMOVAL OF OEM FRONT BELT SYSTEM
(IF SO EQUIPPED)
FRONTRUNNER ENGINE DRIVE SYSTEM
INSTALLING MOUNTING STUDS AND DAMPER
WATER PUMP INSTALLATION
DISCONNECT NEGATIVE BATTERY CABLE
DRAIN RADIATOR FLUID
REMOVE FAN AND BELTS
REMOVE ALTERNATOR AND A/C COMPRESSOR
REMOVE HARMONIC DAMPER
REMOVE OEM WATER PUMP AND THERMOSTAT ASSY. FROM OEM
WATER PUMP (IF REUSING THERMOSTAT)
CLEAN AND REMOVE ANY DIRT, GREASE OR BURRS ON ALL MATING SURFACES
CLEAN DAMPER HUB AND SNOUT
WIPE A THIN COAT OF OIL ON CRANK SNOUT
INSTALL THE DAMPER AND NEW BOLT AS SHOWN IN FIGURE 1, PAGE 5. (REFER TO
INSTRUCTIONS INCLUDED WITH DAMPER)
USING A CLEAN MATING SURFACE, INSTALL THE (6) 8mm-1.25 x 130mm SS STUDS AS SHOWN
IN FIGURE 1, PAGE 5.
INSTALL WATER PUMP GASKETS OVER STUDS AS SHOWN IN FIGURE 2, PAGE 5.
NOTE: 8mm STUDS SHOULD PROTRUDE APPROX 4.28" FROM FACE OF BLOCK.
INSTALL WATER PUMP OVER 8mm STUDS
GASKET SEALER IS NOT REQUIRED ON GASKETS, COMPONENTS SHOULD BE INSTALLED DRY.
THERMOSTAT HOUSING MUST BE MODIFIED FOR USE. MOUNTING EAR HOUSING MUST BE REMOVED.
GRIND OR CUT EAR AS SHOWN BELOW. INSPECT O-RING SEAL AND REUSE OR REPLACE AS REQUIRED.
NOTE: OEM THERMOSTAT ASSEMBLY CAN BE RE-USED OR ONE CAN BE PURCHASED FROM LOCAL
AUTO PARTS RETAILER.
REINSTALL MODIFIED T-STAT HOUSING ASSY
ONTO NEW WATER PUMP. TORQUE TO
11 LB FT.
NOTE: LS1 STYLE THERMOSTAT HOUSING
& THERMOSTAT MUST BE USED.
LS2, 3, 7 (GEN IV ENGINES) IS NOT
COMPATIBLE. USE 97-03 LS1 STYLE
THERMOSTAT
REMOVE SHADED
AREA OF EAR
READ INSTRUCTIONS COMPLETELY AND THOROUGHLY
BEFORE INSTALLING THE VINTAGE AIR FRONTRUNNER SYSTEM
FOLLOW INSTRUCTIONS STEP-BY-STEP FOR PROPER INSTALLATION
