In warehouse stock
Athena Cylinder Kit — 54.00 mm — YZ125 Race
- Aluminum cylinder is nickel carbide coated designed with larger water jackets
- Specially designed, high performance, hard anodized power valves (cannot use OEM)
- There is an aluminum cylinder head with a removable bronze dome allowing for a higher compression ratio and anti-detonation features (except where noted)
- Kit also includes a Cast-Lite flat top piston kit, and an Athena top-end gasket set that includes required seals and hardware
- Bolt on; no matching required except where noted
$898.95
In stock. Ships in 2–4 business days · free shipping over $150.
View cart & check out →
Questions? Call the shop: 801-361-3010
Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014
Description & features5 features
Cylinder head not included.
- Aluminum cylinder is nickel carbide coated designed with larger water jackets
- Specially designed, high performance, hard anodized power valves (cannot use OEM)
- There is an aluminum cylinder head with a removable bronze dome allowing for a higher compression ratio and anti-detonation features (except where noted)
- Kit also includes a Cast-Lite flat top piston kit, and an Athena top-end gasket set that includes required seals and hardware
- Bolt on; no matching required except where noted
Specifications12 specs
- Engine Type
- 2-Stroke
- Bore Size
- 54.00 mm
- Cylinder Bore Coating
- Nickel-Carbide
- Displacement
- 125 cc
- Material
- Aluminum
- Style
- Stock Bore
- Color/Finish
- Silver
- Units
- Kit
- Riding Style
- Off-Road
- Shipping weight
- 4.43 lb
- Package size
- 8 × 6.9 × 5.4 in
- Country of origin
- Italy
Fitment1 models · Yamaha
Yamaha1 models
- YZ1252001–2004
Fitment comes from the distributor’s catalog. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.
Part numbers
- Salto part #
- 400485100008
- Athena part #
- P400485100008
- UPC
- 8055681300880
Shipping
In stock at a distributor warehouse. Ships in 2–4 business days by ground.
Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.
Questions4 answers
- Is it in stock?
- Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.
- How fast will it get to me?
- Usually 2–4 business days by ground.
- Will it fit my machine?
- The distributor lists it for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
- Is this genuine Athena?
- Yes. It ships new from the same distributors the big online stores buy from — Athena part #P400485100008.
