JBA PERFORMANCE EXHAUST 1811S Exhaust Cat4Ward Headers User manual

Brand
JBA PERFORMANCE EXHAUST
Model
1811S Exhaust Cat4Ward Headers
Type
User manual
Installation Instructions & Warranty Information
1811S ~ 2008-2009 Pontiac G8 6.0L V8
Cat4Ward® Headers
REV. 7 5-10-22 DSL
1. From underneath the vehicle, remove nuts attaching the manifolds to the exhaust pipe.
2. Remove bolt attaching steering shaft to steering rack. Slip shaft o of rack.
3. From above, remove bolt attaching oil dipstick to head. Dipstick will pivot out of the way.
4. Carefully remove spark plug wires. Twist boot prior to tugging on them. Do not pull directly on the
wire. Remove spark plugs.
5. Remove bolts attaching manifolds to head. Remove manifolds.
6. Clean gasket surface, be careful not to gouge the head.
7. Install headers using gaskets and supplied hardware.
8. Re-install spark plugs, and plug wires. Re-attach dipstick using spacer provided.
9. From underneath, connect headers to exhaust pipes, placing a at washer over the stud, and re-
using factory nuts. Re-connect steering shaft, and secure.
10. Check to ensure there is adequate clearance on all fuel lines, brake lines, battery cables, wire
harnesses, etc.
11. Re-check everything!
12. Start engine, check for leaks and test drive. Then let engine cool and re-torque header bolts.
13. Periodically check and retighten header bolts.
Parts List:
(1) Driver Side Header (1) Passenger Side Header
(2) Head ange gaskets (12) 8mm-1.25 x 25mm Header bolts
(12) 8mm Star Washers (4) 3/8 -16 x 2” Collector bolts
(4) 3/8 nuts (4) 3 /8 washers
(1) Dipstick tube spacer (1) CARB EO Sticker
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JBA PERFORMANCE EXHAUST 1811S Exhaust Cat4Ward Headers User manual

Brand
JBA PERFORMANCE EXHAUST
Model
1811S Exhaust Cat4Ward Headers
Type
User manual
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