K&N KN-650 premium oil filter for KTM RC8 1190
02 · Data & docs

The facts.

Technical data
BrandK&N
Part NumberKN-650
Filter TypeSpin-on oil filter
Filter MediumSynthetic
Anti-drainback ValveYes
Relief ValveYes (upgraded)
FitmentKTM RC8 1190 (2008–2011)
Oil CompatibilityMineral, semi-synthetic, fully synthetic, racing fuel-compatible
DescriptionThe whole story

Engineered from the ground up for demanding V-twin performance, the K&N KN-650 oil filter pairs heavy-duty construction with an advanced synthetic filter medium to give the KTM RC8 1190 the reliable, high-flow lubrication protection it demands — whether you're threading through mountain passes or pushing hard on track.

Key Features

  • Anti-drainback valve prevents oil from draining out of the filter between rides, eliminating dry starts and protecting bearings from the very first moment of ignition.
  • Upgraded relief valve maintains stable oil pressure under high-load conditions, safeguarding internal engine components from pressure spikes.
  • Reinforced internal construction and a stronger outer canister deliver durability well beyond the standard OEM filter, resisting deformation even under sustained high-temperature operation.
  • High-flow synthetic filter medium captures fine contaminants without restricting oil delivery, supporting both filtration efficiency and engine performance simultaneously.
  • Fully compatible with all modern mineral, semi-synthetic and fully synthetic motor oils, as well as racing fuels — no compromises for the performance-focused rider.

Built to Perform, Built to Last

K&N's approach to the KN-650 goes beyond a simple OEM replacement. The canister is manufactured to tighter tolerances than many stock alternatives, and the internal bypass valve is calibrated to open only when genuinely necessary, keeping oil routed through the filter medium for maximum cleanliness. The anti-drainback valve holds residual oil in the filter housing when the engine is switched off, so that critical oil pressure is available instantaneously on the next cold start — a detail that matters enormously on a high-compression 1190 cc twin.

Synthetic Medium, Serious Filtration

The modern synthetic filter medium at the heart of the KN-650 is designed to trap particulates efficiently while maintaining a high flow rate across the full operating temperature range of the RC8's engine. Unlike cellulose-based media that can break down when exposed to aggressive synthetic oils or racing fuels, K&N's medium remains stable and effective, making it the sensible long-term choice for riders who use premium or competition lubricants.

Fitment & Compatibility

The K&N KN-650 is a direct-fit, drop-in replacement oil filter for the following model:

  • KTM RC8 1190 — model years 2008, 2009, 2010 and 2011

Specifications

  • Brand: K&N
  • Part number: KN-650
  • Filter type: Spin-on oil filter
  • Filter medium: Synthetic
  • Anti-drainback valve: Yes
  • Relief valve: Yes (upgraded)
  • Fitment: KTM RC8 1190 (2008–2011)
  • Oil compatibility: Mineral, semi-synthetic, fully synthetic, racing fuel-compatible
FitmentWhich bikes this fits
  • KTM RC8 1190 (2008–2011)
07 · Support

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