INSTRUCTIONS FOR # 1029350
FITS 1996-EARLY 1999 GM PICKUPS WITH DUAL INLETS TO MUFFLER (VORTECH
SYSTEMS) 350 C.I.
NOTE: DO NOT TIGHTEN ANY CLAMPS UNTIL THE LAST STEP!
1) REMOVE THE SPARE TIRE FROM UNDER THE TRUCK.
BECAUSE OF CLEARANCE
PROBLEMS, YOU WILL NOT BE ABLE TO RUN THIS SYSTEM WITH THE SPARE TIRE IN
ITS ORIGINAL POSITION. THEREFORE, IT MUST BE PULLED PERMANENTLY!!!
2) CUT BOTH PIPES OF THE EXHAUST OFF IMMEDIATELY IN
FRONT OF THE MUFFLER.
NOTE: THE EXTENSION PIPES MAY NOT BE NEEDED FOR
SHORTER WHEELBASE TRUCKS.
ON ALL OTHER VEHICLES THE EXTENSION PIPES MAY NEED TO BE CUT FROM THE
2-1/4" O.D. END (THE END THAT IS NOT SHRUNK) AS NECESSARY.
3) SLIP THE FRONT PIPES INTO PLACE. WITH THE
TAIL PIPES IN THE REAR OF THE MUFFLER, HOLD UP THE MUFFLER AND TAIL
PIPES IN A POSITION THAT CLEARS ALL CHASSIS COMPONENTS. MARK THE
FRONT PlPES. MAKE SURE TO ACCOUNT FOR AT LEAST 2" OF THE PIPE TO
GO INTO THE MUFFLER. CUT THE FRONT PIPES.
4) USE A 2" CLAMP TO ATTACH EACH EXTENSION PIPE TO
THE CATALYTIC CONVERTER PIPE.
5) USE A 2.25" CLAMP TO ATTACH THE MUFFLER (#6843 OR
EQUIVALENT) TO EACH EXTENSION PIPE.
6) SLIP THE RIGHT AND LEFT OVER THE AXEL PIPES INTO
MUFFLER.
7) WITH THE MUFFLER AND OVER THE AXEL PIPES IN PLACE,
INSTALL THE TWO THU9OO HANGERS ABOVE THE OUTLETS OF THE MUFFLER.
NOTE: IT MAY BE NECESSARY TO DRILL HOLES IN THE FRAME IF HOLES
ARE NOT AVAILABLE. USE A NUT, BOLT, AND LOCK WASHER TO ATTACH TO
THE FRAME. USE 5/16” X 1” BOLTS, NUTS, LOCK WASHERS, AND FENDER WASHERS
TO CONNECT THE HANGERS TO THE FRAME.
8) MOUNT THE MUFFLER AND TAIL PIPES TO THE HANGERS
USING THE 3" CLAMPS (ONE FOR EACH OUTLET OF THE MUFFLER).
9) INSTALL THE 28" LONG 3" I.D./O.D. TAIL PIPE
EXTENSIONS TO THE OVER THE AXEL PIPES.
10) LOCATE MOUNTING HOLES IN THE FRAME NEAR THE END
OF THE OVER THE AXEL SECTIONS OF THE TAIL PIPES. IF NO MOUNTING
HOLES ARE PRESENT, DRILL A 5/16" HOLE IN THE FRAME FOR EACH TAIL PIPE.
INSTALL THE REMAINING THU9OO HANGERS USING THE FENDER WASHERS, NUTS,
BOLTS AND LOCK WASHERS. CLAMP THE HANGERS TO THE REAR TAIL PIPE
EXTENSIONS, CONNECTING THE TWO PIPES AND THE HANGERS.
11) TRIM TAIL PIPES TO YOUR DESIRED LENGTHS.
12) TIGHTEN ALL CLAMPS AND CHECK FOR CLEARANCE OF
BRAKE LINES.
DANGER WARNING: Should the purchaser decide to install this, or any
other exhaust product at home, be warned that pleasure car or light
duty truck/van "bumper jacks" are intended for emergency use only. The
use of frame contact jack stands in conjunction with a floor jack as
main support is highly recommended to minimize accidental dropping of a
vehicle while the installation proceeds.
HARDWARE FOR #1029350
2) 2" CLAMP
2) FRONT EXTENSION PIPES #1029350-3
4) 3" CLAMP
1) LEFT TAIL PIPE #1028350-2
2) 2.25" CLAMP
1)
RIGHT TAIL PIPE #1028350-1
4) 5/16" X 1" BOLTS
1) 6843 MUFFLER
4) 5/16" NUTS
2) TAIL PIPE EXTENSIONS
4) 5/16" LOCK WASHERS
4) FENDER WASHERS
4) THU9OO (360 SWINGER) HANGER—BR91930
INSTRUCTIONS FOR # 1029350
NOTES:
-THE LEFT TAIL PIPE HAS 6 BENDS--THE INLET IS THE
LONG END
-THE RIGHT TAIL PIPE HAS 5 BENDS--THE INLET IS THE
SHORT END
-THE MUFFLER OUTLETS SHOULD BOTH BE PARALLEL TO THE
GROUND AND RUN SIDE BY
SIDE