Page 284 of GM Performance Parts 2006 Catalog by GM Parts Direct

NOTE: NOTE: Wing Nuts A Push-In Air Breather Cap C Big-Block Chrome Timing Cover D 282 Big-BlockTiming Pointer E Twist-On Air Breather Cap B LICENSED CHROME PARTS The following licensed parts are built to GM specifications. Not all chrome parts are equal. The GM Performance Parts dress-up pieces typically have two to five times more chrome than "bargain" aftermarket chrome parts. Quality engineering means your parts from GM Performance Parts will look great for years to come. ATTENTION GM DEALERS: The following four pages of CHROME PARTS are General Motors LICENSED PRODUCTS and must be ordered from the supplier. Chrome Valve Covers Accessories 12356818 Chrome Valve Cover Hold-Down Bolt (not shown) Chrome rocker cover bolt for 1986-and-newer stamped steel center hold-down design valve covers. One bolt per package. Four bolts required per valve cover. A. 12341987 Wing Nuts Wing nuts and studs for Chevrolet small-block V-8 and 90 V-6 engines with 1/4-20 threads in cylinder heads. Top of each wing nut has a Bowtie logo. Four wing nuts per package. Order two packages per engine. 12341990 Push-On Air Breather Cap (not shown) 3" diameter breather for use on oil filler tube P/N 12341898 or 1.82" opening. B. 12341991 Twist-On Air Breather Cap 3" diameter breather manufactured with non-asbestos gaskets, but it may be necessary to remove one gasket for proper clearance. C. 12341992 Push-In Air Breather Cap Rectangular breather for valve covers with 1.22" diameter grommet fitting. Use with grommet set P/N 12341898. 12342056 GM Twist-On Oil Filler Cap (not shown) Large oil filler cap with white-on-blue epoxy-coated GM emblem. Manufactured with non-asbestos gasket. 12341988 Grommet Set (not shown) Two grommets: one for push-in air breather and one for PVC valve. Chrome Timing Chain Covers Pointers D. 12342091 Big-Block Chrome Timing Cover Cover with oil seal for Mark IV big-block (1965-1990). Use replacement oil seal P/N 10191640. Use pointer P/N 12342000 for 7" balancer and P/N 12342011 for 8" balancer. 12342000 Small-Block Timing Pointer (6.75-in 7-in balancers) Bolt-on pointer for 1969-1990 small-block V-8 or 90 V-6 with a 6.75" or 7" balancer. May be used on some pre-1969 engines by relocating top dead center on balancer. E. 12342001 Big-Block Timing Pointer Bolt-on pointer for 1965-1991 big-block engines with an 8" balancer. CHROME PARTS

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