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Hydraulic Roller Valvetrains

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AFR's hydraulic roller lifter Rev Kit allows better lifter control by applying spring force to the lifter body instead of the hydraulic plunger.
Hydraulic Roller Valvetrains - Buzz It Up!

 AFR's hydraulic roller lifter Rev Kit allows better lifter control by applying spring force to the lifter body instead of the hydraulic plunger.  View Related Article

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