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Small Block Chevy RACING ROCKERS
SPEEDMASTER Aluminum Roller Rockers are extruded from 6061 T6 Aluminum. Manufacutered with precision hydrostatic extrusion process which produces a uniform structure to eliminate any defects during the extrusion process. Larger needle bearing fulcrum can withstand valve spring loads up to 750 PSI, while the extruded body has a tensile strength over 60,000 PSI.
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