Page 247 of GM Performance Parts 2006 Catalog by GM Parts Direct

NOTE: NOTE: Super Duty Valve Cover E Aluminum Valve Cover, SB2.2 Pontiac Logo F Super Duty Intake Manifold G 245 D. 12341643 Pontiac Big-Block Aluminum Valve Covers Cast aluminum competition valve covers were designed for the Pontiac racing cylinder head that bolts onto a Chevrolet big block engine. The covers are designed to accept most roller rocker arms and support systems. The Pontiac name is on the top of the cover. There are no holes for oil fill or PCV. E. 10031327 Super Duty Valve Cover Stout, brightly polished die-cast aluminum valve cover is a functional and stylish addition to any Super Duty four-cylinder engine. The top half of the cover can be removed quickly for easy valve adjustments and an O-ring seal prevents oil leaks. F. 12480012 Aluminum Valve Cover, SB2.2 Pontiac Logo Similar to P/N 1248006 described above, but embossed with the Pontiac name. Intake Manifolds, Gaskets Components G. 10038470 Super Duty Intake Manifold This single-plane aluminum intake manifold is for racing only. It mounts a single standard-flange 4150 style four-barrel carburetor and its runners are engineered to work with Super Duty cylinder heads. Does not fit production or High Port Special head P/N 10049801. 12371032 Gasket (not shown) Designed for Super Duty engines. Does not fit High Port Special head P/N 10049801. Part Description Duration Maximum Lobe Technical Notes Number @ .050" Lift (in) Centerline Lift (deg) (deg) 12364043 Hydraulic flat I: 215 I: .408 N/A For all 1955-1981 Pontiac V-8 engines with 8.5-10.0 C.R. and 1800-4000 tappet E: 225 E: .407 basic rpm range. 50-state emissions legal. 12364044 Hydraulic flat I: 230 I: .469 N/A For all 1955-1981 Pontiac V-8 engines with 9.5-11.0 C.R. and 2600-5800 tappet E: 240 E: .469 basic rpm range. 50-state emissions legal. PONTIAC V-8 CAMSHAFTS

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