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Cylinder Head Service Kit, 0.440" Lift, Polaris®, Predator™ Outlaw 500, 2003-2007

Cylinder Head Service Kit, 0.440" Lift, Polaris®, Predator™ Outlaw 500, 2003-2007


Regular price $446.74 USD
Regular price $446.74 USD Sale price $446.74 USD
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California Prop 65

KPMI® is proud to introduce full CYLINDER HEAD SERVICE KITS. These kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt / MX and Side x Side models with KPMI’s top quality racing valvetrain components.


  • Save time money on your next cylinder head rebuild
  • One package, everything you need for factory recommended valvetrain service
  • Double your service life over OEM using KPMI® Valvetrain products
  • Kitted with value added savings

Kit Includes:

  • Dual Spring Titanium Retainer Spring Kit, Which Allows for 0.440" Valve Lift
  • Top End Gasket Kit by Cometic
  • KPMI® C630 Bronze Standard Valve Guides
  • KPMI® S.S. Black Diamond™ Valves, Stock Head Dia.

The product image may not be accurate on the page. Please refer to the description and specifications before purchasing.

Installation Instructions Click Here
Type Intake/ Exhaust
Retainer Material Titanium 
Valve Lift 0.440"
Installed Height 1.375"
Seat Pressure 66#
Open Pressure 199#
@ Lift 0.440"
Valve Type  Intake/ Exhaust
Valve Material Black Diamond™ Stainless
Coating Black Nitroneg
Intake Head Diameter 37.00mm / 1.457"
Intake Stem Diameter 6.0mm/ 0.2345"
Intake Tulip 20º
Intake Overall Length 4.030"
Exhaust Head Diameter 32.00mm / 1.260"
Exhaust Stem Diameter 6.0mm/ 0.2345"
Exhaust Tulip 22º
Exhaust Overall Length 4.055"
Remarks Standard
Guide Type Intake / Exhaust
Guide Material C630 Bronze
Reference See Figure 1
Outside Dia.: (G) 0.4160" / Std.
A 0.375"
B 0.545"
C 0.880"
D 0.980"
E 0.704"
F 0.2345"
Unique Identifier No. FR327789_01GAUSt
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