Gas Cap and Head sets will be etched together for a limited time. Buy a Phathead cylinder head kit and gas cap, select custom etch and we will etch both the cap and head. Call (734) 648-0103, email, message or chat. Free shipping orders $60+. Everything on the site is in stock.

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PhatheadRacing

Combustion chamber overbore modification

Name: Combustion chamber overbore modification
Brand: PhatheadRacing
Price: 35.0 USD
Availability: InStock

Size 1 mm bore increase 2 mm bore increase

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$35.00 USD

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Is your cylinder bore larger than stock?

No problem, we can modify the chamber to match. Select below for 1mm or 2mm bore diameter increase or send a message if you require more.

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Combustion chamber overbore modification

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