PROX ENGINE VALVE EXHAUST STEEL

§ 01 / Part

09260149 ENGINE VALVE EXHAUST STEEL

Fits 3 bikes
£19.20 Save 15%
£16.32

incl. VAT

In stock — ships in 3 working days

Usually dispatched within 3 working days.

Part #: 09260149

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PROX

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§ 02 / About this part

What it is

The PROX ENGINE VALVE EXHAUST STEEL, top end. Stocked by Iron Offroad, the UK MX hard parts specialist.

This valve sits in the cylinder head to manage combustion gases and is a direct replacement for OEM part 14711-KCY-670. Over time, heat cycles and high RPM cause the face to cup or the stem to stretch. Replacing worn valves is critical during a top-end rebuild to maintain compression. Check your valve seats for wear before installation. New seals are essential when fitting this part to your bike. It offers a durable alternative to titanium for riders prioritising longevity in harsh enduro or MX conditions. Proper clearance is vital for performance.

§ 03 / Specs

The numbers

Brand
PROX
Part number
09260149
Category
Top End
Weight
0.05 kg
OEM cross-refs
14711-KCY-670
VAT
20%

// Fitment

Will it fit your bike?

Fits 3 models · 3 year-bands

* Fitment data is provided as a guide. Verify compatibility against the bike's owner's manual or service handbook before ordering. Iron Offroad accepts no liability for incorrect application. Full terms and conditions apply.

§ 05 / About Iron Offroad

Iron Offroad

Iron Offroad is the off-road sibling of Iron City and Iron stable — this is a UK shop for motocross, enduro, and trail-bike hard parts. All fitments live on the site, and listed against MX models KTM, Husqvarna, GasGas, Yamaha, Honda, Kawasaki, Suzuki, and Beta. Pick your bike on the timing-tower. Our USP is in the data, fully enriched to assist with accurate fitting and finding the right part for your bike quickly and easily. Brands you'd find on a paddock workbench; pads, sprockets, plastics, fork seals, cables, gaskets, bars, the things that actually wear out. Road-bike kit, scooter parts, and quad gear sit elsewhere. Dirt & e-moto only. We operate from our huge storage facility in Leeds. Iron Offroad is a trading name of Iron Stable Ltd, registered in Mildenhall — Company No. 17061294. We have a RICH motorcycle history with multiple moto brands the images showing where we came from and our history, the business recently pivoted into hard parts and online retail.
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Free UK shipping over £100 14-day no-quibble returns OEM-grade parts only UK-based support · 9 to 5 Race-shop prices, paddock service Click & collect from Leeds
Free UK shipping over £100 14-day no-quibble returns OEM-grade parts only UK-based support · 9 to 5 Race-shop prices, paddock service Click & collect from Leeds