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Speedmaster Aluminum Roller Rockers are extruded from 6061 T6 Aluminum
leading to valve seat damage and early valve grind
the blue anodized aluminum construction delivers performance and a show car quality appearance
All the factory flaws redesigned to be eliminated
The precise design of these Speedmaster carburetor spacers provides a smooth transition of fuel from the carburetor to the intake manifold
Mopar Chrysler BB 383 440 Freeze Plug Kit Speedmaster Aluminum Roller Rockers areSpeedmaster freeze plugs will not rot out, like lower cost steel ones. Your new engine assembly deserves the best. Don't get stuck trying to replace a leaking steel freeze plug behind a motor mount a year or two from now! These kits include all of the necessary external block freeze plugs, and cam and oil galley plugs for one complete engine.
US$ 149.00
US$ 27.50
US$ 14.95
US$ 14.95
