Athena · New

Athena 14-17 Yamaha YZ 250 F 77mm Bore 250cc Standard Bore Gasket Kit

Name: Athena 14-17 Yamaha YZ 250 F 77mm Bore 250cc Standard Bore Gasket Kit
Brand: Athena
SKU: athP400485160191
Price: 58.95 USD

MPN P400485160191 · Store SKU athP400485160191

$58.95

CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/7/2026, 6:42:03 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

Shipping & returns ↗This policy does not limit rights required by law.

Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

The Standard Bore cylinder kit developed by Athena guarantees the same performance as the original spare parts, extreme reliability and optimal smoothness as a result of the lightweight aluminum cylinder, the barrel with nickel-silicon coating, and a piston designed to reduce further friction. The kit includes the high-quality aluminum cylinder with standard bore, the complete piston with the piston pin and rings, and all the necessary gaskets. 77mm Bore Standard Bore Gasket Kit

Manufacturer fitment & guides

Check P400485160191 against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

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What is the return policy?

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

The customer pays return shipping for a change-of-mind return.

Any actual supplier restocking charge is disclosed before purchase.

Clearance and scratch-and-dent parts are final sale. No returns or refunds.

Read the full shipping & returns policy ↗

This policy does not limit rights required by law.

Athena 14-17 Yamaha YZ 250 F 77mm Bore 250cc Standard Bore Gasket Kit

Product details

Manufacturer fitment & guides

THE NEXT PART
OF YOUR BUILD.

Free shipping on $100+ orders.

Build with the right brands.

Find your next upgrade.

Make the whole setup work.

A few things to know.

Your build.

Delivery & checkout

Delivery address