Catalog #66252, #66253
©2006 Edelbrock Corporation
Page 2 of 3
Brochure #63-66252
Rev. 8/06 - DA/mc
•
DISASSEMBLY
1. Disconnect negative battery cable.
2. Raise vehicle and remove front two O2 sensors, being careful not to damage.
NOTE:
Before cutting exhaust pipes from catalytic converter on both sides, determine the position of catalytic inlet
for re-installation. Use chalk line on bottom of floorboard to show position of catalytic and measure height from
floorboard.
3. For 2-wheel drive, not 4-wheel drive, cut both exhaust pipes 1/2" in front of weld on catalytic converters
(See Fig. 1).
4. Unbolt and remove exhaust pipes from exhaust manifolds.
5. For 4-wheel drive , unbolt unit from car without cutting pipes and set aside.
INSTALLATION INSTRUCTIONS
•
RIGHT SIDE
1. Disconnect and remove air intake assembly.
2. Disconnect and remove spark plugs.
3. Disconnect A.I.R. injection assembly.
4. Unbolt dipstick tube.
5. Unbolt and remove manifold.
6. Install T.E.S. flange gasket and TES manifold form top. Install header bolts supplied and leave loose enough to
ensure proper alignment.
NOTE:
Use flat washers at slotted ends and lock washers on all bolts.
7. Re-install spark plugs and wires.
8. Re-fasten dipstick tube.
9. Re-install air intake assembly.
•
LEFT SIDE
1. Disconnect and remove spark plugs.
2. Disconnect A.I.R. injection assembly.
3. Unplug temperature sensor wire.
4. Unscrew E.G.R. hose from manifold.
5. Unbolt and remove manifold.
NOTE:
Unscrew stock E.G.R. adapter form manifold and place it in T.E.S. header before installing.
6. Install T.E.S. flange gasket and T.E.S. manifold from top. Install header bolts supplied and leave loose enough to
ensure proper alignment. Tighten all bolts.
7. Re-attach E.G.R. hose.
8. Re-install spark plugs and wires.
9. Connect temperature sensor wire.
10. Connect A.I.R. injection assembly.
Cut O.E.M. pipe approximately 1/2”
in front of catalytic converter
Fig. 1
