# Cylinder Works 02-18 Yamaha YZ 85 85cc +5mm Big Bore Cylinder Kit 103.5cc 8.2:1 Comp. 52.5mm

OEM in apperance, yet performance driven in design. The Cylinder Works Big Bore Cylinder Kits contain a hand matched big bore Vertex piston and top end gasket kit wtih o-rings in an all-in-one kit, providing cost savings over purchasing OEM components separately.

-   High-quality 2618 aluminum alloy for superior strength and durability
-   Increased horsepower and engine displacement

## Details

- **Price:** 1255.16 CAD
- **Vendor:** Cylinder Works
- **Type:** Cylinder Kits

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1255.16 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/cylinder-works-02-18-yamaha-yz-85-85cc-5mm-big-bore-cylinder-kit-103-5cc-8-2-1-comp-52-5mm)
> Updated: 2026-08-17