WISECO ENGINE REBUILD KIT PRO-LITE

§ 01 / Part

09031509 ENGINE REBUILD KIT PRO-LITE

Fits Yamaha YZ 250
RRP £678.68 Save 20%
£542.94

incl. VAT

In stock — ships in 3 working days

Usually dispatched within 3 working days.

Part #: 09031509

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§ 02 / About this part

What it is

The WISECO ENGINE REBUILD KIT PRO-LITE, motocross part. Stocked by Iron Offroad, the UK MX hard parts specialist.

The complete-engine answer for a YZ 250 that's overdue. Wiseco pairs its forged Pro-Lite piston with a fresh crankshaft assembly, main bearings, seals and the gasket set, so the whole rotating package goes back to zero hours in one job. On a big-bore two-stroke the crank and top-end wear together; replacing both keeps the new piston from inheriting the old bottom end's vibration. Forged construction gives the crown more margin against detonation than cast. Verify ring end gap and squish clearance before you button up the cases.

§ 03 / Specs

The numbers

Brand
WISECO
Part number
09031509
Weight
5.99 kg
VAT
20%

// Fitment

Will it fit your bike?

Fits 1 model · 1 year-band

* 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 — a UK shop for motocross, enduro, and trail-bike hard parts. Every fitment lives on the site, listed against KTM, Husqvarna, GasGas, Yamaha, Honda, Kawasaki, Suzuki, and Beta. Pick your bike on the timing-tower. Our USP is the data: fully enriched fitment so you find the right part for your bike quickly and get it fitted accurately. 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 and e-moto only. We operate from our storage facility in Leeds. Iron Offroad is a trading name of Iron Stable Ltd, registered in Mildenhall — Company No. 17061294. The business has a rich motorcycle history across multiple moto brands — the photos show where we came from — and 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 support · Tue–Fri 9–5, Sat 9–4 Race-shop prices, paddock service Collection from Leeds by arrangement
Free UK shipping over £100 14-day no-quibble returns OEM-grade parts only UK support · Tue–Fri 9–5, Sat 9–4 Race-shop prices, paddock service Collection from Leeds by arrangement