Inside The No. 1 Qualifier
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With the head off, we can see the Cometic three-piece steel gasket that was sprayed with copper coating. It crushes to 0.041 inch, allowing the piston to sit 0.010 inch above the deck to get more quench area. ARP studs kept the heads from lifting with 12.4:1 compression through 200 dyno pulls. Kaase says he didn't need to O-ring the block and heads thanks to the Cometic gaskets. Here you can also see the siamesed cylinders of the IAII block and the beefy solid lifter galley with drilled oil return holes. View Related Article
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