This insert with 20.20cc volume is the VHM standard for Honda CR250R 2005 - 2007 and is developed for the best overall performance. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for indentification.

Use in combination with VHM head AA33084

Best overall performance

Quick to adjust

Good resistance to detonation

We deliver to most countries. If you are unsure, feel free to contact us and we can help you out.

For more information, please visit our Shipping and Delivery Page.

We accept returns. You can return unopened items in the original packaging within 30 days of your purchase with receipt or proof of purchase. If 30 days or more have passed since your purchase, we cannot offer you a refund or an exchange.

For more information, please visit our Returns and Refunds Page.