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remove casting imperfections
Port designed specifically for midget racing and methanol
Driving style
625+ has a yield strength 17% greater than L19 and 30% greater than 8740
The 4P Outlaw D16 CNC cylinder head brings a new level of quality and performance to Honda D16 engine enthusiasts and racers
4P USAC Midget CNC Cylinder Head Piston remove casting imperfectionsThe 4P USAC Midget CNC Cylinder Head was specifically designed for midget racing after years of development. The whole idea behind this head was sizing it properly to make sure we had plenty of low end punch for restarts given our 154 cubic inch crutch, yet enough balls up top to pull hard to our USAC mandated 9400 rpm limit. These engines come on hard and don't give up. Includes CNC Ported intake and exhaust ports Oversize Intake Valve Seats Bronze
