$80.00
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Our cobra CX65 inserts are made in house to fit our Billet high flow Phathead shell or the OE cast cylinder head shell. CX 65 stock compression CX66 (100+ octane) CX67 (105+ octane)
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We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$80.00