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Catalog #68782, #68783
©2006 Edelbrock Corporation
Page 2 of 3
Brochure #63-68782
Rev. 5/06 - DA/mc
DISASSEMBLY
1. Disconnect negative cable from battery.
2. Raise vehicle and support with jackstands.
3. Use penetrating oil on all nuts and bolts to be
removed. This will prevent the possibility of broken
or stripped nuts and bolts.
4. Making sure the converter is cool, remove the
catalytic converter.
5. Remove exhaust crossover pipe.
6. Lower vehicle to the ground.
DISASSEMBLY - LEFT SIDE
1. Remove air cleaner system (note position of line and
hose connections).
2. Disconnect A.I.R. (air injection reactor) tube from
exhaust manifold.
3. Remove air conditioner compressor rear support
bracket (if air conditioning equipped).
4. Remove power steering pump support bracket (if
power steering is applicable).
5. Disconnect spark plug wires and remove spark
plugs.
6. Remove O2 sensor, being careful not to rupture or
destroy the unit.
WARNING: Do not clean this unit in any cleaning
solvent and do not rupture wire.
7. Disconnect temperature sensor wire at cylinder
head.
8. Remove temperature sensor wire support bracket
from valve cover bolt and lay wire back over engine.
9. Remove bolts and exhaust manifold from top side.
10. To install left side of system from the top side,
disconnect steering column connector and lower slip
tube down to steering box.
CAUTION: Do not turn steering wheel or front
wheels while this system is disconnected.
INSTALLATION INSTRUCTIONS
DISASSEMBLY - RIGHT SIDE
1. Disconnect A.I.R. injection tube from exhaust
manifold and catalytic converter tube.
2. Disconnect electrical connector and vacuum hoses
from A.I.R. diverter valve assembly (note position of
hose and electrical connections).
3. Remove A.I.R. pump feed hose from diverter valve
assembly.
4. Remove nut from diverter valve support bracket at
exhaust manifold and loosen alternator pivot bolt,
then remove diverter valve assembly.
5. Disconnect spark plug wires and remove spark
plugs.
6. Remove dipstick and tube from engine.
CAUTION: Do not damage tube.
7. Remove bolts and exhaust manifold from top side.
8. Clean exhaust flange surfaces on cylinder heads at
this time.
ASSEMBLY - LEFT SIDE
1. Install T.E.S. flange gasket and one 3/8"-16 x 1" bolt,
lock washer, and flat washer at rearmost bolt hole
(leave bolt loose enough to accept T.E.S.).
2. Install left side T.E.S. manifold from top side.
3. Install all but the front two bolts and washers on left
side (do not tighten at this time).
4. Re-install rear power steering support bracket (do
not tighten at this time).
5. Re-install rear A/C support bracket with bolts, lock
washers, and spacers supplied
6. Align all parts and tighten left side bolts and nuts at
this time.
7. If disconnected, re-connect steering column coupler.
WARNING: Make sure coupler bolt is tight and
check to see that steering wheel is in same
orientation as prior to disassembly.
8. Form brake lines to clear TES pipes.
9. Re-install spark plugs and re-connect wires on left
side.
10. Change spark plug wire ends and boots as needed.
11. Re-install temperature sensor wire support bracket
and re-connect wire to temperature sensor.
12. Re-install O2 sensor. Use anti-seize on threads of
sensor and torque to 30 ft./lbs. Re-route O2 sensor
wire from wire loom to O2 sensor making sure all
wires are clear of exhaust system (O2 sensor
extension wire is included in kit).