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BLUE THUNDER 351 Raised Port head 3.60. ground steel inserts on head bolt bosses. Timeserts on manifold and accessory mounting holes. These heads are designed for race only 351+ cubic inch engines. Can be ported to flow up to 405cfm intake. Not for use on street 5.0's Sold bare. Complete assemblies available, inquire regarding pricing.

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Raised port. 3.60" top of port to deck. Modern chamber design

Water passages drilled, tapped and plugged. Timesert mounting holes.
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351 Exhaust port