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RocketBlock · 06-26-2007, 12:36 AM

If the factory has documented head studs then I would say it's legal. Present it to NHRA for clarification in your blueprint specs.

06-26-2007, 12:36 AM	#10
RocketBlock Junior Member Join Date: Jan 2003 Posts: 57 Likes: 0 Liked 0 Times in 0 Posts	If the factory has documented head studs then I would say it's legal. Present it to NHRA for clarification in your blueprint specs.