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Cylinder Head Service Kit, 0.465" Lift, Honda®, XR™ 650L, 1993-2023

Cylinder Head Service Kit, 0.465" Lift, Honda®, XR™ 650L, 1993-2023


Regular price $404.65 USD
Regular price $404.65 USD Sale price $404.65 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 0.350" 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 0.465"
Installed Height 1.210"
Seat Pressure 70#
Open Pressure 185#
@ Lift 0.400"
Valve Type  Intake/ Exhaust
Valve Material Black Diamond™ Stainless
Coating Black Nitroneg
Intake Head Diameter 36.00mm/ 1.417"
Intake Stem Diameter 6.6mm / 0.2590"
Intake Tulip 23º
Intake Overall Length 4.165"
Exhaust Head Diameter 31.00mm/ 1.220"
Exhaust Stem Diameter 6.6mm / 0.2585"
Exhaust Tulip 29º
Exhaust Overall Length 4.095"
Remarks Standard
Guide Type Intake/ Exhaust
Guide Material C630 Bronze
Intake Reference See Figure 1
Outside Dia.: (G) 0.4755"/ Std.
A 0.300"
B 0.375"
C 1.240"
D 1.410"
E 0.808"
F 0.2585"
Unique Identifier No. FR327789_01GAUSt
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