603 Crate Motor - crm.catalystglobal.com 7c0c4d
(88958602, 88958603, and 88958604). Randy brzezinski concentrates on improving breathing. Commonly known as the 602, 603 & 604 (the last 3 digits of the part number), these three engines fit easily into most existing racing classes with minor adjustments to.
But you would have to unseal, then 're. Commonly known as the 602, 603 and 604 (the last three.