2026 KPMI Full Catalog V1 - Flipbook - Page 120
HONDA CRF 250R 2008-2009
®
™
HONDA
Valve Spring Kit • Lightweight Racing
KPMI P/N
Type
Seat Pressure Open Pressure
Max Valve Lift
Installed Height
@ Lift
.350"
1.320"
50#
4
CrSi Valve Springs
4
Titanium Retainers
4
H. T. Steel Basewashers
4
Red Viton® Seals
Intake
30-31150
145#
.350"
Exhaust
Kit Includes
Valve Spring Kit • High-Lift Racing
KPMI P/N
Type
Seat Pressure Open Pressure
Max Valve Lift
Installed Height
@ Lift
.385"
1.185"
50#
4
CrSi Valve Springs
4
Titanium Retainers
4
H. T. Steel Basewashers
4
Red Viton® Seals
Intake
30-31310
160#
.385"
Exhaust
Kit Includes
Cylinder Head Service Kit
KPMI P/N
30-33440
Type
Max Valve Lift Installed Height Seat Pressure
Intake
.350”
Exhaust
1.320”
Open Pressure
@ Lift
145#
.350”
50#
4 In / Ex Titanium Retainers 4 In / Ex CrSi Valve Springs 4 In / Ex H. T. Steel Basewashers
2 In Std. Black Diamond™ Valves 2
Ex Std. Black Diamond™ Valves
2
In Std. C630 Valve Guides
2
Ex Std. C630 Valve Guides
4
1
Top End Gasket Kit
In / Ex Red Viton® Seals
Kit Includes
Components • Replacement • Cylinder Head Service Kit
Speci昀椀cation
KPMI P/N
Description
30-31150
30-31162
30-31166
30-31170
30-31180
Spring Kit
Intake, Standard Valve Guide
Valve Guide • C630 Bronze
Exhaust, Standard Valve Guide
30-33441
Gasket Kit
Valve Guide • C630 Bronze
Includes: Head Gasket 78mm Bore (1), Valve Stem Seals (4), Base Gasket (1), Cam Chain Tensioner Gasket
(1), Exhaust Gasket (1), Cam Chain Tensioner Bolt Seal (1), Head Oil Drain Cap O-ring (1), Water Outlet
O-ring (1), Air Recirculation Valve Seal (1)
Includes: Ti Retainers, CrSi Valve Springs, H.T. Steel Basewashers, Red Viton® Seals
Intake, Standard Valve
Valve • Black Diamond™ • Black Nitroneg Stems
Exhaust, Standard Valve
Valve • Black Diamond™ • Black Nitroneg Stems
Intake Only • Steel Valve Conversion Kit
KPMI P/N
Type
Max Valve Lift
Installed Height
30-31200
Intake
.350"
1.320"
2
CrSi Valve Springs
Kit Includes
2
2
Seat Pressure Open Pressure
50#
145#
Titanium Retainers
Black Diamond™ Valves
2
2
@ Lift
.350"
H. T. Steel Basewashers
Red Viton® Seals
Valves • Black Diamond™ • Black Nitroneg Stems
Tulip
O. L.
Remarks
1.220"
0.1961"
20º
3.280"
Standard
1.024"
0.1760"
20º
3.235"
Standard
Type
Head Diameter
30-31162
Intake
31.00mm
30-31166
Exhaust
26.00mm
102
Must use Kibblewhite® Lightweight Valve Spring Kits when installing Black Diamond™ Valves.
order 650-557-2046
Stem Diameter
KPMI P/N
