Owners manual

7) RE-INSTALL THE SPARK PLUG WIRES & RE-CONNECT THE STEERING SHAFT, REMEMBER TO LINE UP
THE ALIGNMENT MARK.
8) ON THE PASSENGER SIDE REMOVE SPARK PLUG WIRES AND
SPARK PLUGS AND SET ASIDE. REMOVE THE BOLT ATTACHING THE
DIPSTICK TUBE BRACKET TO THE HEAD.THEN REMOVE THE
DIPSTICK BY GENTLY PULLING UPWARD WHILE TWISTING BACK &
FORTH.
9) REMOVE THE SIX BOLTS ATTACHING THE MANIFOLD TO
THE HEAD.REMOVE THE MANIFOLD FROM THE TOP.CLEAN
THE SURFACE OF THE HEAD .REMOVE ANY CARBON
DEPOSITS THAT MAY BE ON THE HEAD.PREPARE THE
SUPPLIED HEADER BOLTS WITH ANTI-SEIZE TO THE THREADS.
11) RE-INSTALL THE DIPSTICK TUBE ,THE
SPARK PLUGS AND WIRES. USING THE
SUPPLIED FASTENERS, RECONNECT THE
HEADERS TO THE STOCK Y-PIPE
UNDERNEATH THE VEHICLE, USING STOCK
O-RING GASKETS IN DRIVERSIDE AND
PASSENGER SIDE Y-PIPE.
12) FINALLY, MAKE SURE ALL BOLTS ARE TIGHTEN AND EVERYTHING IS RECONNECTED. START THE
ENGINE AND LET IT WARM UP. CHECK FOR LEAKS. TURN ENGINE OFF AND MAKE SURE ALL BOLTS
ARE TIGHT. RETORQUE HEADERS AFTER 100-200 MILES.PERIODICALLY CHECK AND RE-
TIGHTEN THE HEADER BOLTS. IF YOU DON’T RE-TORQUE YOUR HEADER BOLTS YOU
COULD DEVELOP A LEAK AT THE HEAD GASKET. THIS IS NOT COVERED UNDER
WARRANTY.
PARTS LIST
(1) 1 PASS SIDE HEADER ASSEMBLY (7) 6 3/8” NUTS
(2) 1 DRIVER SIDE HEADER ASSEMBLY (8) 2 HEAD FLANGE GASKETS
(3) 12 HEADER BOLTS
(4) 12 STAR WASHERS
(5) 6 3/8” – 1 ½” PASSENGER & DRIVER SIDE COLLECTOR BOLTS
(6) 6 3/8” LOCKWASHERS
10) INSTALL THE NEW HEADER USING THE SUPPLIED
HEADER GASKETS AND BOLTS. TIGHTEN THE HEADER
FROM THE MIDDLE BOLTS TO OUTSIDE BOLTS. (NOTE:
AFTER INSTALLING HEADER REUSE FACTORY O-RING
GASKETS IN STOCK Y-PIPE) TORQUE TO 25 FT/LBS.
DIPSTICK