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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
don't cut corners
you can get 25 to 50 HP from these Proform main bodies
The next level of performance are these cast-iron Chevy LS blocks
Solenoid and RPM switch sold separately
Made from 5051 aircraft aluminum alloy
Ford 351C Cleveland Mechanical flat tappet Camshaft 260 / 260 Duration don't cut cornersSpeedmaster camshafts are built to take advantage of the latest cam technology, to provide maximum performance. Whether your use is off roading, towing, or street performance, there is a Speedmaster cam available for you. By using an aggressive lobe profile, these cams provide better throttle response and more top end horsepower than equivalent cams from other manufacturers, while delivering increased engine vacuum.
