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550" OD Solid Roller Dual Valve Drag Race Spring 220 lbs
Capable of flowing 328 CFM at 0
600" exhaust (5/16" stem) as cast
18 SP X 358 - 430 13
AFR 1610/1660/1630 LS1 230/62/65/72CC .650 LIFT ASSEMBLED YOUR CHOICE OF CHAMBER injection 550" OD Solid Roller DualCALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. Our 230cc MONGOOSE heads are recommended for agressive street or street strip builds with displacements up to 427 cubic inches operating at or below 7200 RPM. Capable of flowing 328 CFM at 0. 650" lift with a 4. 000" bore size. 230cc Aluminum LS1 Cylinder Heads Part # Description Combustion Chamber 1610 Large Bore (4. 000+) 62cc 1630 Large Bore (4. 000+) 72cc 1660 Small Bore (3. 900+) 65cc Click part #
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