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PROX Valve and Spring Kit 28.SIS3407-2

Part Number: 09261037
PROX
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SKU:
09261037
MPN:
28SIS34072
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.32 LBS
On Sale
MSRP: $139.95
Now: $119.00
Was: $139.95
— You save $20.95

Ships from Manufacture | Call to Order (231) 767-5055

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Description

High-RPM engines demand valve components that can withstand extreme temperatures, pressure cycles, and mechanical stress without compromising reliability. The PROX Valve and Spring Kit 28.SIS3407-2 replaces factory valves and springs with nitrided steel valves and premium chrome vanadium springs engineered to deliver consistent performance in forced induction and naturally aspirated builds. This is a bolt-on upgrade using your existing retainers and seals—no machine work required.

  • Nitrided steel valves
  • Reduced wear, extreme conditions
  • Chrome vanadium springs
  • High-RPM rated design
  • Stronger spring load
  • Accommodates steel valve weight
  • OEM retainer compatible
  • OEM base compatible
  • OEM seal compatible
  • Intake or exhaust config
  • Bolt-on installation
  • MPN: 28SIS34072
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Specs

PRODUCT NAME:
SPRING KIT
RIDING STYLE:
OFF-ROAD
UNITS:
KIT
TYPE:
VALVE
APPLICATION:
INTAKE
MATERIAL:
STEEL
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Fitment

Fitment for PROX Valve and Spring Kit 28.SIS3407-2

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