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PROX Valve and Spring Kit 28.SIS3406-2

PROX Valve and Spring Kit 28.SIS3406-2

$133.70 USD
$157.34 USD $133.70 USD
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  • Replaces the OEM valves and valve springs
  • Steel, nitrided valves for increased durability and less wear under extreme conditions
  • Stronger valve springs deal with the extra weight of the steel valves
  • Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm
  • Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and valve seals

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