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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
000 hp rated
We have lots of other options available for off-road and marine applications
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- Scalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperatures
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CNC Ported Stage III GM LS3 Cylinder Heads Asssembled:Yes - .625" Lift Beehive 000 hp ratedPRICES ARE PER PAIR NO CORE CHARGE These seasoned GM LS3 heads have finally been given a chance to breathe after a full treatment on our state of the art CNC equipment. That includes porting on our 5 axis, a CNC valve job on our Newen Contour and getting milled to perfect flatness on our Berco (see videos down below). The port work brings the intake runner volume from 257 to 284cc. The exhaust is increased from 87 to 99cc. Take a close look at the