Filter
Top Products
Catalog #68272, #68273
©2006 Edelbrock Corporation
Page 3 of 3
Brochure #63-68272
Rev. 8/06 - DA/mc
Edelbrock Corporation, 2700 California St., Torrance, CA 90503
Tech Line: 1-800-416-8628
E-Mail: Edelbrock@Edelbrock.com
Fig. 3
Cut heat riser tube as shown for use with
extended hose (1981 & Later only)
5. Bend rod/extension as necessary so that rod comes
straight out of vacuum pod with no binding.
6. Weld extension to actuating rod.
7. Disassemble components and continue installation.
• ASSEMBLY - RIGHT 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 right side T.E.S. manifold from top side.
3. Install vacuum pod and bracket using bolts and
1-1/8”spacers supplied (1979-80 only). For 1981
and later, cut heat riser metal tube as shown in
Fig.
3.
Install remaining bolts and lock washers.
4. Align all parts and tighten all right side bolts at this
time.
5. Re-install spark plugs and re-connect wires.
6. Remove A.I.R. check valves from original manifolds
and re-install them on T.E.S. With 3/4” hose
supplied in kit, re-connect all A.I.R. injection hoses
at this time (1979-80). For 1981-1986
applications, remove OEM formed hose from left
side and use on the right side TES manifold; use
5/8” hose supplied on left side TES manifold.
7. Raise vehicle and support with jackstands.
• CROSSOVER PIPE ASSEMBLY
1. Install heat riser valve and extended actuating rod
(1979-80 only). On 1981-1986, connect heat riser
vacuum pod using 1/4" vacuum hose supplied.
2. Carefully align and tap adapter tube into converter
using a piece of wood or a mallet to protect the end
of the adapter. NOTE: Be sure adapter goes all the
way in, approximately 2-1/2”.
3. Install crossover pipe assembly on vehicle using
four 3/8” x 2” bolts with lock washers and donut
gaskets supplied.
4. Install U-clamps and tighten all nuts and bolts.
KIT CONTENTS
Catalog #68272 (Ceramic-Coated), #68273 (Ti-Tech Coated)
Qty. Description
❑ 1 Header left side #25-9443 (#68272)
❑ 1 Header right side #25-9442 (#68272)
❑ 1 Header left side #25-9061 (#68273)
❑ 1 Header right side #25-9062 (#68273)
❑ 1 Extension Y-pipe #25-9565
❑ 1 Extension crossover pipe #25-9567
❑ 1 Extension adapter pipe #25-9566
❑ 2 Chevy V8 port gaskets
❑ 1 Donut gasket
❑ 1 Heat riser gasket
❑ 1 O2 Sensor plug
❑ 1 U-clamp; 3”
❑ 1 U-clamp; 2-1/4”
❑ 4 Flat washers; 3/8”
❑ 9 Hex header bolts; 3/8” x 1”
Qty. Description
❑ 2 Hex header bolts; 3/8” x 2”
❑ 1 Hose connector; 3/4”
❑ 1 Spacer tube; 5/8” O.D. x 3/4” long
❑ 3 Spacer tubes; 5/8” O.D. x 1-1/8” long
❑ 3 Hex nuts; 3/8” - 16
❑ 2 Hex bolts; 3/8” x 2”
❑ 2 12-point head bolts
❑ 1 Vacuum hose; 1/4” x 15”
❑ 1 Hose (A.IR.); 5/8” x 16”
❑ 1 Hose (A.I.R.); 3/4” x 13”
❑ 3 Hex bolts; 3/8” x 3-1/4”
❑ 3 Hex bolts; 3/8” x 2-1/2”
❑ 1 Air conditioning bracket
❑ 1 Heat riser extension tube; 3/8” x 6”
❑ 17 Lock washers; 3/8”