KIBBLEWHITE Top End Kit (manufacturer part no. 30-33700) — A complete kit for the refurbishment or preparation of a top end designed for off-road motorcycles (enduro / motocross). Designed for demanding riders, it includes pistons, rings, valves, and springs in matched components for a coherent and reliable assembly. Ideal for those who want a finished top end without searching for parts individually.
- Includes:
- 2x titanium intake retainers
- 2x CrSi intake springs + 2x H.T. steel base washers
- 2x titanium exhaust retainers
- 2x CrSi exhaust springs + 2x H.T. steel base washers
- 2x Intake Black Diamond™ valves (stainless steel)
- 2x Exhaust Black Diamond™ valves (stainless steel)
- 1x high-performance piston kit (machined 2618 pistons, treated skirt)
- 1x top end gasket kit (all gaskets, including O-rings)
- Technical specifications:
- Valve material: Black Diamond™ stainless steel
- Col/retainers: titanium
- Spring height: 0.350
- Valve seat height: 1.320
- Machined 2618 alloy pistons with skirt coating
Ready-to-install kit — pistons, rings, clips, and valves designed to work together. Not compatible with certain original components: check fitment before installation. Recommended use: enduro and motocross. Examples of compatible models: HONDA CRF 250 R / CRF 250 X (ME10 / ME11).
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