KIT #8158720
2-1/2”
Dual Exhaust Kit w/Turbo Mufflers
This kit
fits B-body, ’68-’74
Charger, GTX, Coronet, Belvedere, Satellite, Roadrunner, Super Bee,
R/T, all
with V8, standard headers, and with 3” collectors at the headers. For those with 3-1/2” collectors, you will
need to purchase an additional header collector kit.
NOTE: THE HEADERS
ARE NOT INCLUDED IN THIS KIT!! We
recommend use of Hooker Super
Competition headers. Modifications may
need to be made for different styles of headers, including cutting and
welding. For vehicles with 3-1/2”
collectors, you will
need to order a 3-1/2” header collector kit, part # 30006.
DANGER
WARNING:
SHOULD THE
PURCHASER DECIDE TO INSTALL THIS 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
KIT:
PIPE KIT:
2) BR104 RUBBER HANGERS
1) LEFT FRONT EXTENSION
PIPE--#8158721
2) BR91930 SWINGER HANGERS
1) RIGHT FRONT EXTENSION
PIPE--#8158722
1) 5/16” X 1” LAG SCREW
1) LEFT REAR EXTENSION
PIPE--#8158723
3) BR755 METAL HANGER BRACKET
1) RIGHT REAR EXTENSION
PIPE--#8158724
14) 2-1/2” CLAMPS
1) LEFT TAIL PIPE--#8158727
2) F33 FLANGES
1) RIGHT TAIL PIPE--# 8158728
6) 3/8” NUTS
2) #911
SINGLE OFFSET TURBO MUFFLERS
6) 3/8” LOCKWASHERS
1) LEFT OVER THE AXLE
PIPE--#8158725
6) 3/8” X 1-1/4” BOLTS
1) RIGHT OVER
THE AXLE PIPE--#8158726
7) 5/16” LOCK WASHERS
2) #MP48005 3” COLLECTOR GASKETS
7) 5/16” X 1” BOLTS
7) 5/16” NUTS
2) HEADER COLLECTORS—3”-2-1/2”
O.E.
hangers may be
re-used. Hanger # BR91930 will need to
be bent for fitment with an offset S-bend.
For vehicles originally equipped with factory single exhaust,
the
additional BR755 hanger bracket will be necessary.
KIT # 8158720
INSTALLATION
INSTRUCTIONS:
NOTE: DO NOT TIGHTEN ANY CLAMPS OR NUTS UNTIL THE
LAST STEP!!
1) RAISE
THE AUTOMOBILE IN
A SAFE AND SUITABLE MANNER--SUPPORT WITH JACK STANDS ONTO THE FRAME.
2) REMOVE THE OLD EXHAUST SYSTEM AFTER THE
HEADERS. REMOVE THE OLD HANGERS AND
BRACKETS IF DESIRED. NEW UNIVERSAL HANGERS
ARE INCLUDED IN THIS KIT TO REPLACE THE ORIGINAL HANGERS.
3) INSTALL THE COLLECTORS TO THE HEADERS USING
THE MP48005 GASKETS AND F33 FLANGES, AND ENCLOSED HARDWARE. TIGHTEN AT THIS TIME, USING THE 3/8” X 1-1/4”
BOLTS AND NUTS.
4) INSTALL THE I.D. ENDS OF THE LEFT (#8158721)
AND
RIGHT (#8158722) FRONT EXTENSION PIPES TO THE COLLECTORS USING 2-1/2”
CLAMPS. BE SURE TO LEAVE ADEQUATE
CLEARANCE BETWEEN THE FLOOR BOARDS, THE DRIVE SHAFT, AND THE
CROSSMEMBER. THE LEFT FRONT EXTENSION PIPE
SHOULD JUST
CLEAR THE RECESS IN THE CROSSMEMBER. NOTE: IF THESE PIPES DO NOT FIT YOUR HEADERS, YOU
MAY NEED TO MODIFY AS NECESSARY (CUT AND WELD) FOR FIT.
THESE KITS WERE DESIGNED FOR USE WITH HOOKER
SUPER COMPETITION HEADERS.
5) INSTALL THE I.D. ENDS OF THE LEFT (#8158723)
AND RIGHT (#8158724) REAR EXTENSION PIPES TO THE LEFT AND RIGHT FRONT
EXTENSION
PIPES, USING 2-1/2” CLAMPS.
6) INSTALL THE MUFFLERS (OFFSET IN, TOWARDS
DRIVE SHAFT/CENTER OUT) ONTO THE REAR EXTENSION PIPES USING 2-1/2”
CLAMPS. ROTATE THE EXTENSION PIPES TO
CLEAR THE
DRIVESHAFT, AND FRAME, AND GENERAL CLEARANCE.
7) INSTALL THE LEFT (#8158725) AND RIGHT
(#8158726)
OVER THE AXLE PIPES TO THE MUFFLERS USING 2-1/2” CLAMPS.
8) MOUNT THE HANGER BRACKETS IF NECESSARY (IF
YOU ARE NOT RE-USING THE FACTORY HANGERS) TO THE LEFT AND RIGHT O.E.
MOUNTS AFTER
THE AXLE USING THE BR91930 HANGERS.
THESE HANGERS WILL NEED TO BE BENT IN AN OFFSET S-BEND FOR
CLEARANCE,
THESE HANGERS SHOULD BE MOUNTED TO THE O.E. MOUNTS ABOVE USING 5/16” X
1”
BOLTS, NUTS, AND LOCK WASHERS. CONNECT
THE HANGERS TO THE OVER THE AXLE PIPES USING 2-1/2” CLAMPS, JUST BEFORE
THE
FIRST BEND IN THE OVER THE AXLE PIPE AND JUST AFTER THE CLAMPED JOINT
AT THE
MUFFLER AND OVER THE AXLE PIPE.
NOTE: IF YOUR CAR WAS NOT
EQUIPPED WITH FACTORY DUAL EXHAUST, A HANGER BRACKET (BR755) AND LAG
SCREW WILL
NEED TO BE INSTALLED AS A MIRROR IMAGE OF THE RIGHT SIDE O.E. TO THE
FLOOR
BOARD.
9) INSTALL THE LEFT (#8158727) AND RIGHT
(#8158728)
TAIL PIPES TO THE OVER THE AXLE PIPES USING 2-1/2” CLAMPS.
USE A 2-1/2” CLAMP TO CONNECT THE PIPES AND AN
O.E. HANGER AT THE REAR, OR INSTALL THE BR755 BRACKET (IF NECESSARY, OR
RE-USE
O.E.) TO THE VEHICLE, AND A BR104 RUBBER HANGER TO THE BR755 USING
5/16” X 1”
BOLTS, NUTS, AND LOCK WASHERS. CUT THE
TAIL PIPES TO YOUR DESIRED LENGTH AND LOOK.
10) MAKE SURE THAT ALL THE PARTS OF THE SYSTEM
ARE CLEAR OF FRAME MEMBERS, THE CROSS MEMBER, DRIVESHAFT, FLOOR, ALL
HOSES,
SUSPENSION, AND BRAKE AND FUEL LINES.
STARTING AT THE COLLECTOR PIPES, TIGHTEN ALL CONNECTIONS AND
NUTS. MAKE SURE ALL PARTS ARE CLEAR AND
WILL NOT
LEAK OR RATTLE. AFTER SEVERAL DAYS OF
DRIVING RETIGHTEN ALL BOLTS.
LIMITATION
OF
LIABILITY-DISCLAIMERS: THE REGULATION OF EMISSIONS PRODUCTION, NOISE
LEVELS AND SAFETY STANDARDS IS UNDERTAKEN BY THE FEDERAL GOVERNMENT,
EACH OF
THE FIFTY STATE LEGISLATURES, AND BY MANY LOCAL MUNICIPALITIES, TOWNS
AND
COUNTIES.
THE MANUFACTURER MAKES NO WARRANTIES OF
MERCHANTABILITY, OF FITNESS FOR A PARTICULAR PURPOSE, OR THAT ITS
PRODUCTS ARE
APPROVED FOR GENERAL USE, OR THAT ITS PRODUCTS COMPLY WITH LAWS,
REGULATIONS OR
ORDINANCES IN THE STATES WHERE THEY MAY BE SOLD TO THE ULTIMATE
PURCHASER, THE
CONSUMER.
THE ENTIRE RISK AS TO THE CONFORMITY OF THIS PRODUCT
IN ANY SUCH STATE AND AS TO REPAIR, SHOULD THE PRODUCT PROVE TO BE
DEFECTIVE OR
NON-CONFORMING, IS ON THE RETAIL PURCHASER, THE BUYER, THE ULTIMATE
CONSUMER,
OF SUCH PRODUCT AND IT IS NOT UPON THE SELLER, DISTRIBUTOR, OR
MANUFACTURER.
IN THIS CONNECTION, THE RETAIL PURCHASER, THE BUYER,
THE ULTIMATE CONSUMER ASSUMES THE BURDEN OF THE ENTIRE COST OF ANY AND
ALL
NECESSARY SERVICE, ALTERATIONS AND OR REPAIR.
THE FOREGOING STATEMENT LIMITS THE LIABILITY OF THE
MANUFACTURER.
CALIFORNIA VEHICLE CODE SECTION 27156 PROHIBITS THE
ADVERTISING, OFFERING FOR SALE, OR INSTALLATION OF ANY DEVICE WHICH
MODIFIES A
VEHICLE’S EMISSION CONTROL SYSTEM. THIS
PRODUCT IS THEREFORE NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON
VEHICLES
EQUIPPED WITH CATALYTIC CONVERTERS.